/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_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:37,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:37,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:37,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:37,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:37,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:37,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:37,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:37,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:37,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:37,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:37,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:37,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:37,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:37,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:37,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:37,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:37,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:37,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:37,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:37,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:37,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:37,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:37,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:37,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:37,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:37,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:37,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:37,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:37,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:37,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:37,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:37,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:37,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:37,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:37,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:37,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:37,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:37,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:37,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:37,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:37,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:21:37,666 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:37,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:37,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:37,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:37,668 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:37,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:37,669 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:37,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:37,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:37,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:37,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:37,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:37,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:37,671 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:37,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:37,672 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:37,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:37,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:37,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:37,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:37,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:37,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:37,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:37,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:37,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:37,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:37,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:37,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:37,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:37,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:37,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:37,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:37,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:37,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:37,957 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:37,958 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product20.cil.c [2020-07-17 21:21:38,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8882cb2/bceee5f6a1dd42b0b46719850d2ffaa9/FLAG6fc2a3c97 [2020-07-17 21:21:38,545 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:38,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product20.cil.c [2020-07-17 21:21:38,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8882cb2/bceee5f6a1dd42b0b46719850d2ffaa9/FLAG6fc2a3c97 [2020-07-17 21:21:38,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8882cb2/bceee5f6a1dd42b0b46719850d2ffaa9 [2020-07-17 21:21:38,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:38,871 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:38,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:38,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:38,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:38,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:38" (1/1) ... [2020-07-17 21:21:38,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42c8f7b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:38, skipping insertion in model container [2020-07-17 21:21:38,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:38" (1/1) ... [2020-07-17 21:21:38,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:38,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:39,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:39,398 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:39,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:39,614 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:39,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39 WrapperNode [2020-07-17 21:21:39,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:39,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:39,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:39,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:39,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... [2020-07-17 21:21:39,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:39,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:39,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:39,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:39,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:43,539 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:43,540 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:43,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:43 BoogieIcfgContainer [2020-07-17 21:21:43,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:43,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:43,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:43,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:43,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:38" (1/3) ... [2020-07-17 21:21:43,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2212a957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:43, skipping insertion in model container [2020-07-17 21:21:43,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:39" (2/3) ... [2020-07-17 21:21:43,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2212a957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:43, skipping insertion in model container [2020-07-17 21:21:43,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:43" (3/3) ... [2020-07-17 21:21:43,555 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product20.cil.c [2020-07-17 21:21:43,567 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:43,576 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:43,592 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:43,619 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:43,619 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:43,620 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:43,620 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:43,620 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:43,620 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:43,621 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:43,621 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-07-17 21:21:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:43,659 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:43,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:43,661 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:43,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:43,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1020125937, now seen corresponding path program 1 times [2020-07-17 21:21:43,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:43,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072975976] [2020-07-17 21:21:43,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,476 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,579 INFO L280 TraceCheckUtils]: 0: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-17 21:21:44,580 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,581 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-17 21:21:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,588 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,588 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-17 21:21:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,592 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,592 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-17 21:21:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,597 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-17 21:21:44,598 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,598 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-17 21:21:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,602 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #417#return; {169#true} is VALID [2020-07-17 21:21:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-17 21:21:44,607 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,608 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-17 21:21:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {169#true} is VALID [2020-07-17 21:21:44,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,613 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-17 21:21:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-17 21:21:44,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,617 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-17 21:21:44,624 INFO L263 TraceCheckUtils]: 0: Hoare triple {169#true} call ULTIMATE.init(); {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:44,625 INFO L280 TraceCheckUtils]: 1: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-17 21:21:44,625 INFO L280 TraceCheckUtils]: 2: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,625 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-17 21:21:44,626 INFO L263 TraceCheckUtils]: 4: Hoare triple {169#true} call #t~ret73 := main(); {169#true} is VALID [2020-07-17 21:21:44,626 INFO L280 TraceCheckUtils]: 5: Hoare triple {169#true} havoc ~retValue_acc~5;havoc ~tmp~3; {169#true} is VALID [2020-07-17 21:21:44,626 INFO L263 TraceCheckUtils]: 6: Hoare triple {169#true} call select_helpers(); {169#true} is VALID [2020-07-17 21:21:44,626 INFO L280 TraceCheckUtils]: 7: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,627 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-17 21:21:44,627 INFO L263 TraceCheckUtils]: 9: Hoare triple {169#true} call select_features(); {169#true} is VALID [2020-07-17 21:21:44,627 INFO L280 TraceCheckUtils]: 10: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,628 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-17 21:21:44,628 INFO L263 TraceCheckUtils]: 12: Hoare triple {169#true} call #t~ret36 := valid_product(); {169#true} is VALID [2020-07-17 21:21:44,628 INFO L280 TraceCheckUtils]: 13: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-17 21:21:44,629 INFO L280 TraceCheckUtils]: 14: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,629 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-17 21:21:44,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {169#true} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {169#true} is VALID [2020-07-17 21:21:44,630 INFO L280 TraceCheckUtils]: 17: Hoare triple {169#true} assume 0 != ~tmp~3; {169#true} is VALID [2020-07-17 21:21:44,630 INFO L263 TraceCheckUtils]: 18: Hoare triple {169#true} call setup(); {169#true} is VALID [2020-07-17 21:21:44,630 INFO L280 TraceCheckUtils]: 19: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,631 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {169#true} {169#true} #417#return; {169#true} is VALID [2020-07-17 21:21:44,631 INFO L263 TraceCheckUtils]: 21: Hoare triple {169#true} call runTest(); {169#true} is VALID [2020-07-17 21:21:44,631 INFO L263 TraceCheckUtils]: 22: Hoare triple {169#true} call test(); {169#true} is VALID [2020-07-17 21:21:44,632 INFO L280 TraceCheckUtils]: 23: Hoare triple {169#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {169#true} is VALID [2020-07-17 21:21:44,633 INFO L280 TraceCheckUtils]: 24: Hoare triple {169#true} assume false; {170#false} is VALID [2020-07-17 21:21:44,633 INFO L263 TraceCheckUtils]: 25: Hoare triple {170#false} call cleanup(); {170#false} is VALID [2020-07-17 21:21:44,633 INFO L280 TraceCheckUtils]: 26: Hoare triple {170#false} havoc ~i~0;havoc ~__cil_tmp2~0; {170#false} is VALID [2020-07-17 21:21:44,634 INFO L263 TraceCheckUtils]: 27: Hoare triple {170#false} call timeShift(); {170#false} is VALID [2020-07-17 21:21:44,634 INFO L280 TraceCheckUtils]: 28: Hoare triple {170#false} assume !(0 != ~pumpRunning~0); {170#false} is VALID [2020-07-17 21:21:44,635 INFO L280 TraceCheckUtils]: 29: Hoare triple {170#false} assume !(0 != ~systemActive~0); {170#false} is VALID [2020-07-17 21:21:44,635 INFO L263 TraceCheckUtils]: 30: Hoare triple {170#false} call __utac_acc__Specification3_spec__1(); {170#false} is VALID [2020-07-17 21:21:44,635 INFO L280 TraceCheckUtils]: 31: Hoare triple {170#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {170#false} is VALID [2020-07-17 21:21:44,636 INFO L263 TraceCheckUtils]: 32: Hoare triple {170#false} call #t~ret37 := isMethaneLevelCritical(); {169#true} is VALID [2020-07-17 21:21:44,636 INFO L280 TraceCheckUtils]: 33: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-17 21:21:44,636 INFO L280 TraceCheckUtils]: 34: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,636 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-17 21:21:44,637 INFO L280 TraceCheckUtils]: 36: Hoare triple {170#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {170#false} is VALID [2020-07-17 21:21:44,637 INFO L280 TraceCheckUtils]: 37: Hoare triple {170#false} assume !(0 != ~tmp~4); {170#false} is VALID [2020-07-17 21:21:44,637 INFO L263 TraceCheckUtils]: 38: Hoare triple {170#false} call #t~ret38 := getWaterLevel(); {169#true} is VALID [2020-07-17 21:21:44,638 INFO L280 TraceCheckUtils]: 39: Hoare triple {169#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {169#true} is VALID [2020-07-17 21:21:44,638 INFO L280 TraceCheckUtils]: 40: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,638 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-17 21:21:44,639 INFO L280 TraceCheckUtils]: 42: Hoare triple {170#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {170#false} is VALID [2020-07-17 21:21:44,639 INFO L280 TraceCheckUtils]: 43: Hoare triple {170#false} assume 2 == ~tmp___0~0; {170#false} is VALID [2020-07-17 21:21:44,639 INFO L263 TraceCheckUtils]: 44: Hoare triple {170#false} call #t~ret39 := isPumpRunning(); {169#true} is VALID [2020-07-17 21:21:44,640 INFO L280 TraceCheckUtils]: 45: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-17 21:21:44,640 INFO L280 TraceCheckUtils]: 46: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-17 21:21:44,640 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-17 21:21:44,641 INFO L280 TraceCheckUtils]: 48: Hoare triple {170#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {170#false} is VALID [2020-07-17 21:21:44,641 INFO L280 TraceCheckUtils]: 49: Hoare triple {170#false} assume !(0 != ~tmp___1~0); {170#false} is VALID [2020-07-17 21:21:44,641 INFO L263 TraceCheckUtils]: 50: Hoare triple {170#false} call __automaton_fail(); {170#false} is VALID [2020-07-17 21:21:44,642 INFO L280 TraceCheckUtils]: 51: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-17 21:21:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:44,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072975976] [2020-07-17 21:21:44,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:44,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:44,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482678058] [2020-07-17 21:21:44,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:44,666 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:44,671 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:44,760 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:44,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:44,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:44,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:44,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:44,773 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2020-07-17 21:21:49,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:49,176 INFO L93 Difference]: Finished difference Result 282 states and 370 transitions. [2020-07-17 21:21:49,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:49,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:49,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2020-07-17 21:21:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2020-07-17 21:21:49,250 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 370 transitions. [2020-07-17 21:21:50,549 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 370 edges. 370 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:50,573 INFO L225 Difference]: With dead ends: 282 [2020-07-17 21:21:50,573 INFO L226 Difference]: Without dead ends: 153 [2020-07-17 21:21:50,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:50,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-17 21:21:51,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 120. [2020-07-17 21:21:51,808 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:51,809 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand 120 states. [2020-07-17 21:21:51,809 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand 120 states. [2020-07-17 21:21:51,809 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 120 states. [2020-07-17 21:21:51,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:51,826 INFO L93 Difference]: Finished difference Result 153 states and 193 transitions. [2020-07-17 21:21:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2020-07-17 21:21:51,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:51,830 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:51,830 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 153 states. [2020-07-17 21:21:51,830 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 153 states. [2020-07-17 21:21:51,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:51,845 INFO L93 Difference]: Finished difference Result 153 states and 193 transitions. [2020-07-17 21:21:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2020-07-17 21:21:51,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:51,849 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:51,849 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:51,850 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-17 21:21:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-07-17 21:21:51,861 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 52 [2020-07-17 21:21:51,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:51,862 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-07-17 21:21:51,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:51,862 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-07-17 21:21:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:51,865 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:51,866 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:51,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:51,866 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:51,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:51,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1976002315, now seen corresponding path program 1 times [2020-07-17 21:21:51,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:51,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472152742] [2020-07-17 21:21:51,868 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,248 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,309 INFO L280 TraceCheckUtils]: 0: Hoare triple {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1067#true} is VALID [2020-07-17 21:21:52,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,310 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1067#true} #503#return; {1067#true} is VALID [2020-07-17 21:21:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,314 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #411#return; {1067#true} is VALID [2020-07-17 21:21:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,318 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #413#return; {1067#true} is VALID [2020-07-17 21:21:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1067#true} is VALID [2020-07-17 21:21:52,323 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,323 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1067#true} #415#return; {1067#true} is VALID [2020-07-17 21:21:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,327 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #417#return; {1067#true} is VALID [2020-07-17 21:21:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,330 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1067#true} is VALID [2020-07-17 21:21:52,331 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,331 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #495#return; {1068#false} is VALID [2020-07-17 21:21:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,334 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1067#true} is VALID [2020-07-17 21:21:52,335 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,335 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #497#return; {1068#false} is VALID [2020-07-17 21:21:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:52,338 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1067#true} is VALID [2020-07-17 21:21:52,339 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,339 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #499#return; {1068#false} is VALID [2020-07-17 21:21:52,344 INFO L263 TraceCheckUtils]: 0: Hoare triple {1067#true} call ULTIMATE.init(); {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:52,345 INFO L280 TraceCheckUtils]: 1: Hoare triple {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1067#true} is VALID [2020-07-17 21:21:52,345 INFO L280 TraceCheckUtils]: 2: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,345 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1067#true} {1067#true} #503#return; {1067#true} is VALID [2020-07-17 21:21:52,345 INFO L263 TraceCheckUtils]: 4: Hoare triple {1067#true} call #t~ret73 := main(); {1067#true} is VALID [2020-07-17 21:21:52,346 INFO L280 TraceCheckUtils]: 5: Hoare triple {1067#true} havoc ~retValue_acc~5;havoc ~tmp~3; {1067#true} is VALID [2020-07-17 21:21:52,346 INFO L263 TraceCheckUtils]: 6: Hoare triple {1067#true} call select_helpers(); {1067#true} is VALID [2020-07-17 21:21:52,346 INFO L280 TraceCheckUtils]: 7: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,347 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1067#true} {1067#true} #411#return; {1067#true} is VALID [2020-07-17 21:21:52,347 INFO L263 TraceCheckUtils]: 9: Hoare triple {1067#true} call select_features(); {1067#true} is VALID [2020-07-17 21:21:52,347 INFO L280 TraceCheckUtils]: 10: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,347 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1067#true} {1067#true} #413#return; {1067#true} is VALID [2020-07-17 21:21:52,348 INFO L263 TraceCheckUtils]: 12: Hoare triple {1067#true} call #t~ret36 := valid_product(); {1067#true} is VALID [2020-07-17 21:21:52,348 INFO L280 TraceCheckUtils]: 13: Hoare triple {1067#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1067#true} is VALID [2020-07-17 21:21:52,348 INFO L280 TraceCheckUtils]: 14: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,349 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1067#true} {1067#true} #415#return; {1067#true} is VALID [2020-07-17 21:21:52,349 INFO L280 TraceCheckUtils]: 16: Hoare triple {1067#true} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {1067#true} is VALID [2020-07-17 21:21:52,349 INFO L280 TraceCheckUtils]: 17: Hoare triple {1067#true} assume 0 != ~tmp~3; {1067#true} is VALID [2020-07-17 21:21:52,350 INFO L263 TraceCheckUtils]: 18: Hoare triple {1067#true} call setup(); {1067#true} is VALID [2020-07-17 21:21:52,350 INFO L280 TraceCheckUtils]: 19: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,350 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1067#true} {1067#true} #417#return; {1067#true} is VALID [2020-07-17 21:21:52,351 INFO L263 TraceCheckUtils]: 21: Hoare triple {1067#true} call runTest(); {1067#true} is VALID [2020-07-17 21:21:52,351 INFO L263 TraceCheckUtils]: 22: Hoare triple {1067#true} call test(); {1067#true} is VALID [2020-07-17 21:21:52,352 INFO L280 TraceCheckUtils]: 23: Hoare triple {1067#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1081#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:52,353 INFO L280 TraceCheckUtils]: 24: Hoare triple {1081#(= 0 test_~splverifierCounter~0)} assume !false; {1081#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:52,354 INFO L280 TraceCheckUtils]: 25: Hoare triple {1081#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1068#false} is VALID [2020-07-17 21:21:52,354 INFO L263 TraceCheckUtils]: 26: Hoare triple {1068#false} call cleanup(); {1068#false} is VALID [2020-07-17 21:21:52,354 INFO L280 TraceCheckUtils]: 27: Hoare triple {1068#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1068#false} is VALID [2020-07-17 21:21:52,354 INFO L263 TraceCheckUtils]: 28: Hoare triple {1068#false} call timeShift(); {1068#false} is VALID [2020-07-17 21:21:52,355 INFO L280 TraceCheckUtils]: 29: Hoare triple {1068#false} assume !(0 != ~pumpRunning~0); {1068#false} is VALID [2020-07-17 21:21:52,355 INFO L280 TraceCheckUtils]: 30: Hoare triple {1068#false} assume !(0 != ~systemActive~0); {1068#false} is VALID [2020-07-17 21:21:52,355 INFO L263 TraceCheckUtils]: 31: Hoare triple {1068#false} call __utac_acc__Specification3_spec__1(); {1068#false} is VALID [2020-07-17 21:21:52,356 INFO L280 TraceCheckUtils]: 32: Hoare triple {1068#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1068#false} is VALID [2020-07-17 21:21:52,356 INFO L263 TraceCheckUtils]: 33: Hoare triple {1068#false} call #t~ret37 := isMethaneLevelCritical(); {1067#true} is VALID [2020-07-17 21:21:52,356 INFO L280 TraceCheckUtils]: 34: Hoare triple {1067#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1067#true} is VALID [2020-07-17 21:21:52,356 INFO L280 TraceCheckUtils]: 35: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,357 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1067#true} {1068#false} #495#return; {1068#false} is VALID [2020-07-17 21:21:52,357 INFO L280 TraceCheckUtils]: 37: Hoare triple {1068#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {1068#false} is VALID [2020-07-17 21:21:52,357 INFO L280 TraceCheckUtils]: 38: Hoare triple {1068#false} assume !(0 != ~tmp~4); {1068#false} is VALID [2020-07-17 21:21:52,358 INFO L263 TraceCheckUtils]: 39: Hoare triple {1068#false} call #t~ret38 := getWaterLevel(); {1067#true} is VALID [2020-07-17 21:21:52,358 INFO L280 TraceCheckUtils]: 40: Hoare triple {1067#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1067#true} is VALID [2020-07-17 21:21:52,358 INFO L280 TraceCheckUtils]: 41: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,358 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1067#true} {1068#false} #497#return; {1068#false} is VALID [2020-07-17 21:21:52,359 INFO L280 TraceCheckUtils]: 43: Hoare triple {1068#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {1068#false} is VALID [2020-07-17 21:21:52,359 INFO L280 TraceCheckUtils]: 44: Hoare triple {1068#false} assume 2 == ~tmp___0~0; {1068#false} is VALID [2020-07-17 21:21:52,359 INFO L263 TraceCheckUtils]: 45: Hoare triple {1068#false} call #t~ret39 := isPumpRunning(); {1067#true} is VALID [2020-07-17 21:21:52,359 INFO L280 TraceCheckUtils]: 46: Hoare triple {1067#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1067#true} is VALID [2020-07-17 21:21:52,360 INFO L280 TraceCheckUtils]: 47: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-17 21:21:52,360 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1067#true} {1068#false} #499#return; {1068#false} is VALID [2020-07-17 21:21:52,360 INFO L280 TraceCheckUtils]: 49: Hoare triple {1068#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {1068#false} is VALID [2020-07-17 21:21:52,361 INFO L280 TraceCheckUtils]: 50: Hoare triple {1068#false} assume !(0 != ~tmp___1~0); {1068#false} is VALID [2020-07-17 21:21:52,361 INFO L263 TraceCheckUtils]: 51: Hoare triple {1068#false} call __automaton_fail(); {1068#false} is VALID [2020-07-17 21:21:52,361 INFO L280 TraceCheckUtils]: 52: Hoare triple {1068#false} assume !false; {1068#false} is VALID [2020-07-17 21:21:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:52,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472152742] [2020-07-17 21:21:52,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:52,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:52,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975559980] [2020-07-17 21:21:52,371 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:52,371 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:52,372 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:52,442 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:52,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:52,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:52,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:52,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:52,444 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 4 states. [2020-07-17 21:21:54,002 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:57,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:57,273 INFO L93 Difference]: Finished difference Result 205 states and 249 transitions. [2020-07-17 21:21:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:57,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:57,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-17 21:21:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-17 21:21:57,295 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 249 transitions. [2020-07-17 21:21:58,203 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 249 edges. 249 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:58,209 INFO L225 Difference]: With dead ends: 205 [2020-07-17 21:21:58,210 INFO L226 Difference]: Without dead ends: 137 [2020-07-17 21:21:58,211 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:58,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-17 21:21:59,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 111. [2020-07-17 21:21:59,429 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:59,430 INFO L82 GeneralOperation]: Start isEquivalent. First operand 137 states. Second operand 111 states. [2020-07-17 21:21:59,430 INFO L74 IsIncluded]: Start isIncluded. First operand 137 states. Second operand 111 states. [2020-07-17 21:21:59,430 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 111 states. [2020-07-17 21:21:59,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:59,439 INFO L93 Difference]: Finished difference Result 137 states and 169 transitions. [2020-07-17 21:21:59,439 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 169 transitions. [2020-07-17 21:21:59,440 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:59,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:59,441 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 137 states. [2020-07-17 21:21:59,441 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 137 states. [2020-07-17 21:21:59,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:59,449 INFO L93 Difference]: Finished difference Result 137 states and 169 transitions. [2020-07-17 21:21:59,449 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 169 transitions. [2020-07-17 21:21:59,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:59,450 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:59,451 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:59,451 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-07-17 21:21:59,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2020-07-17 21:21:59,457 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 53 [2020-07-17 21:21:59,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:59,457 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2020-07-17 21:21:59,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2020-07-17 21:21:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:21:59,459 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:59,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:59,460 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:59,460 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:59,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:59,460 INFO L82 PathProgramCache]: Analyzing trace with hash -979616740, now seen corresponding path program 1 times [2020-07-17 21:21:59,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:59,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174579675] [2020-07-17 21:21:59,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:59,874 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:59,963 INFO L280 TraceCheckUtils]: 0: Hoare triple {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:59,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {1828#(= 1 ~systemActive~0)} assume true; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:59,970 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1828#(= 1 ~systemActive~0)} {1823#true} #503#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:59,980 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:21:59,981 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #411#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:59,985 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:21:59,986 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #413#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,042 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:00,043 INFO L280 TraceCheckUtils]: 1: Hoare triple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:00,044 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1828#(= 1 ~systemActive~0)} #415#return; {1836#(= |main_#t~ret36| ~systemActive~0)} is VALID [2020-07-17 21:22:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,050 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1838#(not (= 0 ~systemActive~0))} #417#return; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,054 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1823#true} is VALID [2020-07-17 21:22:00,054 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,055 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #495#return; {1824#false} is VALID [2020-07-17 21:22:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1823#true} is VALID [2020-07-17 21:22:00,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,058 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #497#return; {1824#false} is VALID [2020-07-17 21:22:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:00,061 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1823#true} is VALID [2020-07-17 21:22:00,061 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,061 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #499#return; {1824#false} is VALID [2020-07-17 21:22:00,069 INFO L263 TraceCheckUtils]: 0: Hoare triple {1823#true} call ULTIMATE.init(); {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:00,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,073 INFO L280 TraceCheckUtils]: 2: Hoare triple {1828#(= 1 ~systemActive~0)} assume true; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,074 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1828#(= 1 ~systemActive~0)} {1823#true} #503#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,074 INFO L263 TraceCheckUtils]: 4: Hoare triple {1828#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,075 INFO L280 TraceCheckUtils]: 5: Hoare triple {1828#(= 1 ~systemActive~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,075 INFO L263 TraceCheckUtils]: 6: Hoare triple {1828#(= 1 ~systemActive~0)} call select_helpers(); {1823#true} is VALID [2020-07-17 21:22:00,076 INFO L280 TraceCheckUtils]: 7: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,076 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #411#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,076 INFO L263 TraceCheckUtils]: 9: Hoare triple {1828#(= 1 ~systemActive~0)} call select_features(); {1823#true} is VALID [2020-07-17 21:22:00,077 INFO L280 TraceCheckUtils]: 10: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,078 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #413#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:00,078 INFO L263 TraceCheckUtils]: 12: Hoare triple {1828#(= 1 ~systemActive~0)} call #t~ret36 := valid_product(); {1823#true} is VALID [2020-07-17 21:22:00,078 INFO L280 TraceCheckUtils]: 13: Hoare triple {1823#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:00,079 INFO L280 TraceCheckUtils]: 14: Hoare triple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:00,080 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1828#(= 1 ~systemActive~0)} #415#return; {1836#(= |main_#t~ret36| ~systemActive~0)} is VALID [2020-07-17 21:22:00,080 INFO L280 TraceCheckUtils]: 16: Hoare triple {1836#(= |main_#t~ret36| ~systemActive~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {1837#(= main_~tmp~3 ~systemActive~0)} is VALID [2020-07-17 21:22:00,081 INFO L280 TraceCheckUtils]: 17: Hoare triple {1837#(= main_~tmp~3 ~systemActive~0)} assume 0 != ~tmp~3; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,081 INFO L263 TraceCheckUtils]: 18: Hoare triple {1838#(not (= 0 ~systemActive~0))} call setup(); {1823#true} is VALID [2020-07-17 21:22:00,081 INFO L280 TraceCheckUtils]: 19: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,081 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1823#true} {1838#(not (= 0 ~systemActive~0))} #417#return; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,082 INFO L263 TraceCheckUtils]: 21: Hoare triple {1838#(not (= 0 ~systemActive~0))} call runTest(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,082 INFO L263 TraceCheckUtils]: 22: Hoare triple {1838#(not (= 0 ~systemActive~0))} call test(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,083 INFO L280 TraceCheckUtils]: 23: Hoare triple {1838#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,085 INFO L280 TraceCheckUtils]: 24: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !false; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,087 INFO L280 TraceCheckUtils]: 25: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,089 INFO L280 TraceCheckUtils]: 26: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,089 INFO L280 TraceCheckUtils]: 27: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~7); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,090 INFO L280 TraceCheckUtils]: 28: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,090 INFO L280 TraceCheckUtils]: 29: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,095 INFO L280 TraceCheckUtils]: 30: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,096 INFO L280 TraceCheckUtils]: 31: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,097 INFO L280 TraceCheckUtils]: 32: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,098 INFO L263 TraceCheckUtils]: 33: Hoare triple {1838#(not (= 0 ~systemActive~0))} call timeShift(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,098 INFO L280 TraceCheckUtils]: 34: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:00,099 INFO L280 TraceCheckUtils]: 35: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1824#false} is VALID [2020-07-17 21:22:00,099 INFO L263 TraceCheckUtils]: 36: Hoare triple {1824#false} call __utac_acc__Specification3_spec__1(); {1824#false} is VALID [2020-07-17 21:22:00,099 INFO L280 TraceCheckUtils]: 37: Hoare triple {1824#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1824#false} is VALID [2020-07-17 21:22:00,099 INFO L263 TraceCheckUtils]: 38: Hoare triple {1824#false} call #t~ret37 := isMethaneLevelCritical(); {1823#true} is VALID [2020-07-17 21:22:00,099 INFO L280 TraceCheckUtils]: 39: Hoare triple {1823#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1823#true} is VALID [2020-07-17 21:22:00,099 INFO L280 TraceCheckUtils]: 40: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,100 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1823#true} {1824#false} #495#return; {1824#false} is VALID [2020-07-17 21:22:00,100 INFO L280 TraceCheckUtils]: 42: Hoare triple {1824#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {1824#false} is VALID [2020-07-17 21:22:00,100 INFO L280 TraceCheckUtils]: 43: Hoare triple {1824#false} assume !(0 != ~tmp~4); {1824#false} is VALID [2020-07-17 21:22:00,100 INFO L263 TraceCheckUtils]: 44: Hoare triple {1824#false} call #t~ret38 := getWaterLevel(); {1823#true} is VALID [2020-07-17 21:22:00,100 INFO L280 TraceCheckUtils]: 45: Hoare triple {1823#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1823#true} is VALID [2020-07-17 21:22:00,101 INFO L280 TraceCheckUtils]: 46: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,101 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1823#true} {1824#false} #497#return; {1824#false} is VALID [2020-07-17 21:22:00,101 INFO L280 TraceCheckUtils]: 48: Hoare triple {1824#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {1824#false} is VALID [2020-07-17 21:22:00,101 INFO L280 TraceCheckUtils]: 49: Hoare triple {1824#false} assume 2 == ~tmp___0~0; {1824#false} is VALID [2020-07-17 21:22:00,102 INFO L263 TraceCheckUtils]: 50: Hoare triple {1824#false} call #t~ret39 := isPumpRunning(); {1823#true} is VALID [2020-07-17 21:22:00,102 INFO L280 TraceCheckUtils]: 51: Hoare triple {1823#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1823#true} is VALID [2020-07-17 21:22:00,102 INFO L280 TraceCheckUtils]: 52: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-17 21:22:00,102 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1823#true} {1824#false} #499#return; {1824#false} is VALID [2020-07-17 21:22:00,102 INFO L280 TraceCheckUtils]: 54: Hoare triple {1824#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {1824#false} is VALID [2020-07-17 21:22:00,102 INFO L280 TraceCheckUtils]: 55: Hoare triple {1824#false} assume !(0 != ~tmp___1~0); {1824#false} is VALID [2020-07-17 21:22:00,103 INFO L263 TraceCheckUtils]: 56: Hoare triple {1824#false} call __automaton_fail(); {1824#false} is VALID [2020-07-17 21:22:00,103 INFO L280 TraceCheckUtils]: 57: Hoare triple {1824#false} assume !false; {1824#false} is VALID [2020-07-17 21:22:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:00,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174579675] [2020-07-17 21:22:00,112 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:00,112 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:00,112 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275184803] [2020-07-17 21:22:00,113 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:00,113 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:00,113 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:00,192 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:00,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:00,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:00,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:00,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:00,194 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 8 states. [2020-07-17 21:22:01,131 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:02,063 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:22:02,456 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:02,787 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:06,556 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:16,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:16,200 INFO L93 Difference]: Finished difference Result 390 states and 482 transitions. [2020-07-17 21:22:16,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:22:16,201 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:16,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 482 transitions. [2020-07-17 21:22:16,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 482 transitions. [2020-07-17 21:22:16,223 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 482 transitions. [2020-07-17 21:22:17,962 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 482 edges. 482 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:17,976 INFO L225 Difference]: With dead ends: 390 [2020-07-17 21:22:17,976 INFO L226 Difference]: Without dead ends: 303 [2020-07-17 21:22:17,977 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:22:17,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-07-17 21:22:20,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 242. [2020-07-17 21:22:20,673 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:20,673 INFO L82 GeneralOperation]: Start isEquivalent. First operand 303 states. Second operand 242 states. [2020-07-17 21:22:20,674 INFO L74 IsIncluded]: Start isIncluded. First operand 303 states. Second operand 242 states. [2020-07-17 21:22:20,674 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 242 states. [2020-07-17 21:22:20,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:20,691 INFO L93 Difference]: Finished difference Result 303 states and 371 transitions. [2020-07-17 21:22:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 371 transitions. [2020-07-17 21:22:20,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:20,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:20,694 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand 303 states. [2020-07-17 21:22:20,694 INFO L87 Difference]: Start difference. First operand 242 states. Second operand 303 states. [2020-07-17 21:22:20,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:20,711 INFO L93 Difference]: Finished difference Result 303 states and 371 transitions. [2020-07-17 21:22:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 371 transitions. [2020-07-17 21:22:20,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:20,713 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:20,713 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:20,713 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-07-17 21:22:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 291 transitions. [2020-07-17 21:22:20,724 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 291 transitions. Word has length 58 [2020-07-17 21:22:20,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:20,724 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 291 transitions. [2020-07-17 21:22:20,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:20,725 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 291 transitions. [2020-07-17 21:22:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:22:20,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:20,727 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:20,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:20,728 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:20,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:20,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1983050375, now seen corresponding path program 1 times [2020-07-17 21:22:20,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:20,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404502] [2020-07-17 21:22:20,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,153 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,280 INFO L280 TraceCheckUtils]: 0: Hoare triple {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,281 INFO L280 TraceCheckUtils]: 1: Hoare triple {3367#(= 1 ~waterLevel~0)} assume true; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,282 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3367#(= 1 ~waterLevel~0)} {3362#true} #503#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,288 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,289 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #411#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,294 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #413#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,299 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3362#true} is VALID [2020-07-17 21:22:21,299 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,300 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #415#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,303 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #417#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,327 INFO L280 TraceCheckUtils]: 0: Hoare triple {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3362#true} is VALID [2020-07-17 21:22:21,327 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} ~systemActive~0 := 0; {3362#true} is VALID [2020-07-17 21:22:21,328 INFO L280 TraceCheckUtils]: 2: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,329 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #469#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,332 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3362#true} is VALID [2020-07-17 21:22:21,332 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,333 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #495#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,355 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:21,356 INFO L280 TraceCheckUtils]: 1: Hoare triple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:21,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} {3367#(= 1 ~waterLevel~0)} #497#return; {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} is VALID [2020-07-17 21:22:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:21,360 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3362#true} is VALID [2020-07-17 21:22:21,360 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,360 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3363#false} #499#return; {3363#false} is VALID [2020-07-17 21:22:21,363 INFO L263 TraceCheckUtils]: 0: Hoare triple {3362#true} call ULTIMATE.init(); {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:21,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,371 INFO L280 TraceCheckUtils]: 2: Hoare triple {3367#(= 1 ~waterLevel~0)} assume true; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,374 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3367#(= 1 ~waterLevel~0)} {3362#true} #503#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,377 INFO L263 TraceCheckUtils]: 4: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,379 INFO L280 TraceCheckUtils]: 5: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,380 INFO L263 TraceCheckUtils]: 6: Hoare triple {3367#(= 1 ~waterLevel~0)} call select_helpers(); {3362#true} is VALID [2020-07-17 21:22:21,380 INFO L280 TraceCheckUtils]: 7: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,381 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #411#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,381 INFO L263 TraceCheckUtils]: 9: Hoare triple {3367#(= 1 ~waterLevel~0)} call select_features(); {3362#true} is VALID [2020-07-17 21:22:21,382 INFO L280 TraceCheckUtils]: 10: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,382 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #413#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,382 INFO L263 TraceCheckUtils]: 12: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret36 := valid_product(); {3362#true} is VALID [2020-07-17 21:22:21,382 INFO L280 TraceCheckUtils]: 13: Hoare triple {3362#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3362#true} is VALID [2020-07-17 21:22:21,383 INFO L280 TraceCheckUtils]: 14: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,383 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #415#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,383 INFO L280 TraceCheckUtils]: 16: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,384 INFO L280 TraceCheckUtils]: 17: Hoare triple {3367#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,384 INFO L263 TraceCheckUtils]: 18: Hoare triple {3367#(= 1 ~waterLevel~0)} call setup(); {3362#true} is VALID [2020-07-17 21:22:21,384 INFO L280 TraceCheckUtils]: 19: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,388 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #417#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,389 INFO L263 TraceCheckUtils]: 21: Hoare triple {3367#(= 1 ~waterLevel~0)} call runTest(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,389 INFO L263 TraceCheckUtils]: 22: Hoare triple {3367#(= 1 ~waterLevel~0)} call test(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,389 INFO L280 TraceCheckUtils]: 23: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,390 INFO L280 TraceCheckUtils]: 24: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !false; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,390 INFO L280 TraceCheckUtils]: 25: Hoare triple {3367#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,391 INFO L280 TraceCheckUtils]: 26: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,391 INFO L280 TraceCheckUtils]: 27: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,391 INFO L280 TraceCheckUtils]: 28: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,392 INFO L280 TraceCheckUtils]: 29: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,393 INFO L280 TraceCheckUtils]: 30: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,393 INFO L280 TraceCheckUtils]: 31: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,393 INFO L280 TraceCheckUtils]: 32: Hoare triple {3367#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,394 INFO L263 TraceCheckUtils]: 33: Hoare triple {3367#(= 1 ~waterLevel~0)} call stopSystem(); {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:22:21,394 INFO L280 TraceCheckUtils]: 34: Hoare triple {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3362#true} is VALID [2020-07-17 21:22:21,394 INFO L280 TraceCheckUtils]: 35: Hoare triple {3362#true} ~systemActive~0 := 0; {3362#true} is VALID [2020-07-17 21:22:21,394 INFO L280 TraceCheckUtils]: 36: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,398 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #469#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,399 INFO L263 TraceCheckUtils]: 38: Hoare triple {3367#(= 1 ~waterLevel~0)} call timeShift(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,400 INFO L280 TraceCheckUtils]: 39: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,400 INFO L280 TraceCheckUtils]: 40: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,400 INFO L263 TraceCheckUtils]: 41: Hoare triple {3367#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,401 INFO L280 TraceCheckUtils]: 42: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,401 INFO L263 TraceCheckUtils]: 43: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret37 := isMethaneLevelCritical(); {3362#true} is VALID [2020-07-17 21:22:21,401 INFO L280 TraceCheckUtils]: 44: Hoare triple {3362#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3362#true} is VALID [2020-07-17 21:22:21,401 INFO L280 TraceCheckUtils]: 45: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,402 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #495#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,403 INFO L280 TraceCheckUtils]: 47: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,403 INFO L280 TraceCheckUtils]: 48: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:21,404 INFO L263 TraceCheckUtils]: 49: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret38 := getWaterLevel(); {3362#true} is VALID [2020-07-17 21:22:21,404 INFO L280 TraceCheckUtils]: 50: Hoare triple {3362#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:21,404 INFO L280 TraceCheckUtils]: 51: Hoare triple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:21,405 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} {3367#(= 1 ~waterLevel~0)} #497#return; {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} is VALID [2020-07-17 21:22:21,406 INFO L280 TraceCheckUtils]: 53: Hoare triple {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {3388#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:22:21,406 INFO L280 TraceCheckUtils]: 54: Hoare triple {3388#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3363#false} is VALID [2020-07-17 21:22:21,406 INFO L263 TraceCheckUtils]: 55: Hoare triple {3363#false} call #t~ret39 := isPumpRunning(); {3362#true} is VALID [2020-07-17 21:22:21,406 INFO L280 TraceCheckUtils]: 56: Hoare triple {3362#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3362#true} is VALID [2020-07-17 21:22:21,407 INFO L280 TraceCheckUtils]: 57: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-17 21:22:21,407 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3362#true} {3363#false} #499#return; {3363#false} is VALID [2020-07-17 21:22:21,407 INFO L280 TraceCheckUtils]: 59: Hoare triple {3363#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {3363#false} is VALID [2020-07-17 21:22:21,407 INFO L280 TraceCheckUtils]: 60: Hoare triple {3363#false} assume !(0 != ~tmp___1~0); {3363#false} is VALID [2020-07-17 21:22:21,408 INFO L263 TraceCheckUtils]: 61: Hoare triple {3363#false} call __automaton_fail(); {3363#false} is VALID [2020-07-17 21:22:21,408 INFO L280 TraceCheckUtils]: 62: Hoare triple {3363#false} assume !false; {3363#false} is VALID [2020-07-17 21:22:21,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:21,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404502] [2020-07-17 21:22:21,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:21,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:21,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408325599] [2020-07-17 21:22:21,418 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:21,418 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:21,418 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:21,510 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:21,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:21,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:21,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:21,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:21,511 INFO L87 Difference]: Start difference. First operand 242 states and 291 transitions. Second operand 8 states. [2020-07-17 21:22:22,491 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:30,737 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:31,568 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:32,082 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:32,633 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:37,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:37,320 INFO L93 Difference]: Finished difference Result 741 states and 971 transitions. [2020-07-17 21:22:37,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:37,320 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:37,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 444 transitions. [2020-07-17 21:22:37,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 444 transitions. [2020-07-17 21:22:37,365 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 444 transitions. [2020-07-17 21:22:38,844 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 444 edges. 444 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:38,873 INFO L225 Difference]: With dead ends: 741 [2020-07-17 21:22:38,874 INFO L226 Difference]: Without dead ends: 523 [2020-07-17 21:22:38,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:22:38,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-07-17 21:22:43,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 457. [2020-07-17 21:22:43,733 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:43,733 INFO L82 GeneralOperation]: Start isEquivalent. First operand 523 states. Second operand 457 states. [2020-07-17 21:22:43,733 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand 457 states. [2020-07-17 21:22:43,733 INFO L87 Difference]: Start difference. First operand 523 states. Second operand 457 states. [2020-07-17 21:22:43,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:43,760 INFO L93 Difference]: Finished difference Result 523 states and 676 transitions. [2020-07-17 21:22:43,760 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 676 transitions. [2020-07-17 21:22:43,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:43,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:43,763 INFO L74 IsIncluded]: Start isIncluded. First operand 457 states. Second operand 523 states. [2020-07-17 21:22:43,764 INFO L87 Difference]: Start difference. First operand 457 states. Second operand 523 states. [2020-07-17 21:22:43,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:43,790 INFO L93 Difference]: Finished difference Result 523 states and 676 transitions. [2020-07-17 21:22:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 676 transitions. [2020-07-17 21:22:43,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:43,793 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:43,793 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:43,793 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-07-17 21:22:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 563 transitions. [2020-07-17 21:22:43,814 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 563 transitions. Word has length 63 [2020-07-17 21:22:43,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:43,815 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 563 transitions. [2020-07-17 21:22:43,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 563 transitions. [2020-07-17 21:22:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:22:43,817 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:43,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:43,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:22:43,818 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:43,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:43,818 INFO L82 PathProgramCache]: Analyzing trace with hash -572770771, now seen corresponding path program 1 times [2020-07-17 21:22:43,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:43,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382018911] [2020-07-17 21:22:43,819 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,167 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,257 INFO L280 TraceCheckUtils]: 0: Hoare triple {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,258 INFO L280 TraceCheckUtils]: 1: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,259 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6135#true} #503#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,262 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #411#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,265 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,266 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #413#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,275 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6135#true} is VALID [2020-07-17 21:22:44,275 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,276 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #415#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,279 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,280 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #417#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {6140#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,299 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6140#(= 0 ~pumpRunning~0)} #469#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,315 INFO L280 TraceCheckUtils]: 0: Hoare triple {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6135#true} is VALID [2020-07-17 21:22:44,316 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,316 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #475#return; {6136#false} is VALID [2020-07-17 21:22:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {6135#true} is VALID [2020-07-17 21:22:44,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,322 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #495#return; {6136#false} is VALID [2020-07-17 21:22:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,325 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {6135#true} is VALID [2020-07-17 21:22:44,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,326 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #497#return; {6136#false} is VALID [2020-07-17 21:22:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,329 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6135#true} is VALID [2020-07-17 21:22:44,329 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,329 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #499#return; {6136#false} is VALID [2020-07-17 21:22:44,334 INFO L263 TraceCheckUtils]: 0: Hoare triple {6135#true} call ULTIMATE.init(); {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:44,339 INFO L280 TraceCheckUtils]: 1: Hoare triple {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#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~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,340 INFO L280 TraceCheckUtils]: 2: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,340 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6135#true} #503#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,341 INFO L263 TraceCheckUtils]: 4: Hoare triple {6140#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,342 INFO L280 TraceCheckUtils]: 5: Hoare triple {6140#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,342 INFO L263 TraceCheckUtils]: 6: Hoare triple {6140#(= 0 ~pumpRunning~0)} call select_helpers(); {6135#true} is VALID [2020-07-17 21:22:44,342 INFO L280 TraceCheckUtils]: 7: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,343 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #411#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,343 INFO L263 TraceCheckUtils]: 9: Hoare triple {6140#(= 0 ~pumpRunning~0)} call select_features(); {6135#true} is VALID [2020-07-17 21:22:44,343 INFO L280 TraceCheckUtils]: 10: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,343 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #413#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,344 INFO L263 TraceCheckUtils]: 12: Hoare triple {6140#(= 0 ~pumpRunning~0)} call #t~ret36 := valid_product(); {6135#true} is VALID [2020-07-17 21:22:44,344 INFO L280 TraceCheckUtils]: 13: Hoare triple {6135#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6135#true} is VALID [2020-07-17 21:22:44,344 INFO L280 TraceCheckUtils]: 14: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,345 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #415#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,345 INFO L280 TraceCheckUtils]: 16: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,346 INFO L280 TraceCheckUtils]: 17: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,346 INFO L263 TraceCheckUtils]: 18: Hoare triple {6140#(= 0 ~pumpRunning~0)} call setup(); {6135#true} is VALID [2020-07-17 21:22:44,346 INFO L280 TraceCheckUtils]: 19: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,347 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #417#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,348 INFO L263 TraceCheckUtils]: 21: Hoare triple {6140#(= 0 ~pumpRunning~0)} call runTest(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,348 INFO L263 TraceCheckUtils]: 22: Hoare triple {6140#(= 0 ~pumpRunning~0)} call test(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,349 INFO L280 TraceCheckUtils]: 23: Hoare triple {6140#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,349 INFO L280 TraceCheckUtils]: 24: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !false; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,350 INFO L280 TraceCheckUtils]: 25: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,351 INFO L280 TraceCheckUtils]: 26: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,351 INFO L280 TraceCheckUtils]: 27: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~7); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,352 INFO L280 TraceCheckUtils]: 28: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,352 INFO L280 TraceCheckUtils]: 29: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,353 INFO L280 TraceCheckUtils]: 30: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,354 INFO L280 TraceCheckUtils]: 31: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,354 INFO L280 TraceCheckUtils]: 32: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~1; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,355 INFO L263 TraceCheckUtils]: 33: Hoare triple {6140#(= 0 ~pumpRunning~0)} call stopSystem(); {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:22:44,355 INFO L280 TraceCheckUtils]: 34: Hoare triple {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,356 INFO L280 TraceCheckUtils]: 35: Hoare triple {6140#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,357 INFO L280 TraceCheckUtils]: 36: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,357 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6140#(= 0 ~pumpRunning~0)} #469#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,358 INFO L263 TraceCheckUtils]: 38: Hoare triple {6140#(= 0 ~pumpRunning~0)} call timeShift(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:44,358 INFO L280 TraceCheckUtils]: 39: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6136#false} is VALID [2020-07-17 21:22:44,359 INFO L263 TraceCheckUtils]: 40: Hoare triple {6136#false} call lowerWaterLevel(); {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:22:44,359 INFO L280 TraceCheckUtils]: 41: Hoare triple {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6135#true} is VALID [2020-07-17 21:22:44,359 INFO L280 TraceCheckUtils]: 42: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,359 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6135#true} {6136#false} #475#return; {6136#false} is VALID [2020-07-17 21:22:44,360 INFO L280 TraceCheckUtils]: 44: Hoare triple {6136#false} assume !(0 != ~systemActive~0); {6136#false} is VALID [2020-07-17 21:22:44,360 INFO L263 TraceCheckUtils]: 45: Hoare triple {6136#false} call __utac_acc__Specification3_spec__1(); {6136#false} is VALID [2020-07-17 21:22:44,360 INFO L280 TraceCheckUtils]: 46: Hoare triple {6136#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {6136#false} is VALID [2020-07-17 21:22:44,360 INFO L263 TraceCheckUtils]: 47: Hoare triple {6136#false} call #t~ret37 := isMethaneLevelCritical(); {6135#true} is VALID [2020-07-17 21:22:44,360 INFO L280 TraceCheckUtils]: 48: Hoare triple {6135#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {6135#true} is VALID [2020-07-17 21:22:44,361 INFO L280 TraceCheckUtils]: 49: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,361 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6135#true} {6136#false} #495#return; {6136#false} is VALID [2020-07-17 21:22:44,361 INFO L280 TraceCheckUtils]: 51: Hoare triple {6136#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {6136#false} is VALID [2020-07-17 21:22:44,361 INFO L280 TraceCheckUtils]: 52: Hoare triple {6136#false} assume !(0 != ~tmp~4); {6136#false} is VALID [2020-07-17 21:22:44,361 INFO L263 TraceCheckUtils]: 53: Hoare triple {6136#false} call #t~ret38 := getWaterLevel(); {6135#true} is VALID [2020-07-17 21:22:44,362 INFO L280 TraceCheckUtils]: 54: Hoare triple {6135#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {6135#true} is VALID [2020-07-17 21:22:44,362 INFO L280 TraceCheckUtils]: 55: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,362 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6135#true} {6136#false} #497#return; {6136#false} is VALID [2020-07-17 21:22:44,362 INFO L280 TraceCheckUtils]: 57: Hoare triple {6136#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {6136#false} is VALID [2020-07-17 21:22:44,362 INFO L280 TraceCheckUtils]: 58: Hoare triple {6136#false} assume 2 == ~tmp___0~0; {6136#false} is VALID [2020-07-17 21:22:44,362 INFO L263 TraceCheckUtils]: 59: Hoare triple {6136#false} call #t~ret39 := isPumpRunning(); {6135#true} is VALID [2020-07-17 21:22:44,363 INFO L280 TraceCheckUtils]: 60: Hoare triple {6135#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6135#true} is VALID [2020-07-17 21:22:44,363 INFO L280 TraceCheckUtils]: 61: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-17 21:22:44,363 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6135#true} {6136#false} #499#return; {6136#false} is VALID [2020-07-17 21:22:44,363 INFO L280 TraceCheckUtils]: 63: Hoare triple {6136#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {6136#false} is VALID [2020-07-17 21:22:44,363 INFO L280 TraceCheckUtils]: 64: Hoare triple {6136#false} assume !(0 != ~tmp___1~0); {6136#false} is VALID [2020-07-17 21:22:44,364 INFO L263 TraceCheckUtils]: 65: Hoare triple {6136#false} call __automaton_fail(); {6136#false} is VALID [2020-07-17 21:22:44,364 INFO L280 TraceCheckUtils]: 66: Hoare triple {6136#false} assume !false; {6136#false} is VALID [2020-07-17 21:22:44,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:44,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382018911] [2020-07-17 21:22:44,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:44,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:22:44,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501096065] [2020-07-17 21:22:44,373 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:22:44,373 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:44,374 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:22:44,457 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:44,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:22:44,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:44,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:22:44,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:22:44,458 INFO L87 Difference]: Start difference. First operand 457 states and 563 transitions. Second operand 6 states. [2020-07-17 21:22:45,184 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:51,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:51,974 INFO L93 Difference]: Finished difference Result 806 states and 1047 transitions. [2020-07-17 21:22:51,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:22:51,974 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:22:51,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 310 transitions. [2020-07-17 21:22:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:51,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 310 transitions. [2020-07-17 21:22:51,984 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 310 transitions. [2020-07-17 21:22:52,808 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 310 edges. 310 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:52,823 INFO L225 Difference]: With dead ends: 806 [2020-07-17 21:22:52,823 INFO L226 Difference]: Without dead ends: 373 [2020-07-17 21:22:52,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:22:52,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-07-17 21:22:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 323. [2020-07-17 21:22:56,153 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:56,153 INFO L82 GeneralOperation]: Start isEquivalent. First operand 373 states. Second operand 323 states. [2020-07-17 21:22:56,153 INFO L74 IsIncluded]: Start isIncluded. First operand 373 states. Second operand 323 states. [2020-07-17 21:22:56,153 INFO L87 Difference]: Start difference. First operand 373 states. Second operand 323 states. [2020-07-17 21:22:56,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:56,166 INFO L93 Difference]: Finished difference Result 373 states and 456 transitions. [2020-07-17 21:22:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 456 transitions. [2020-07-17 21:22:56,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:56,168 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:56,168 INFO L74 IsIncluded]: Start isIncluded. First operand 323 states. Second operand 373 states. [2020-07-17 21:22:56,168 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 373 states. [2020-07-17 21:22:56,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:56,182 INFO L93 Difference]: Finished difference Result 373 states and 456 transitions. [2020-07-17 21:22:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 456 transitions. [2020-07-17 21:22:56,184 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:56,184 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:56,184 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:56,184 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2020-07-17 21:22:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 374 transitions. [2020-07-17 21:22:56,196 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 374 transitions. Word has length 67 [2020-07-17 21:22:56,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:56,197 INFO L479 AbstractCegarLoop]: Abstraction has 323 states and 374 transitions. [2020-07-17 21:22:56,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:22:56,197 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 374 transitions. [2020-07-17 21:22:56,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:22:56,198 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:56,198 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:56,199 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:22:56,199 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:56,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:56,199 INFO L82 PathProgramCache]: Analyzing trace with hash 935934029, now seen corresponding path program 1 times [2020-07-17 21:22:56,199 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:56,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146495063] [2020-07-17 21:22:56,200 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:56,471 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:22:56,471 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:22:56,472 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:56,705 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:56,706 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:22:56,707 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:22:56,708 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:22:56,709 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-17 21:22:56,710 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L527 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L527 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:22:56,711 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:22:56,712 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:22:56,713 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-17 21:22:56,714 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L864-1 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:22:56,715 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L840-1 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:22:56,716 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L852-1 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L238 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L238 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L527-1 has no Hoare annotation [2020-07-17 21:22:56,717 WARN L170 areAnnotationChecker]: L527-1 has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: L729-1 has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: L693-2 has no Hoare annotation [2020-07-17 21:22:56,718 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L411-1 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:56,719 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L644-1 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:22:56,720 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: L365-1 has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: L277 has no Hoare annotation [2020-07-17 21:22:56,721 WARN L170 areAnnotationChecker]: L277 has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: L889-2 has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: L556-1 has no Hoare annotation [2020-07-17 21:22:56,722 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:22:56,723 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:56,724 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:22:56,725 WARN L170 areAnnotationChecker]: L566-1 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L531-1 has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:22:56,726 WARN L170 areAnnotationChecker]: L631-1 has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:22:56,727 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L795-1 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L562-1 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-17 21:22:56,728 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L785-1 has no Hoare annotation [2020-07-17 21:22:56,729 WARN L170 areAnnotationChecker]: L564-1 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L161-1 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L218-1 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-17 21:22:56,730 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L731-2 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L705-2 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:22:56,731 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-17 21:22:56,732 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,733 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-17 21:22:56,734 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L313-1 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L329-1 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:22:56,735 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:22:56,736 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:22:56,737 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L716-1 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L496 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L496 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:22:56,738 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:22:56,739 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-17 21:22:56,740 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,741 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:56,742 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:22:56,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:22:56 BoogieIcfgContainer [2020-07-17 21:22:56,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:22:56,749 INFO L168 Benchmark]: Toolchain (without parser) took 77879.46 ms. Allocated memory was 137.9 MB in the beginning and 789.6 MB in the end (delta: 651.7 MB). Free memory was 101.8 MB in the beginning and 728.0 MB in the end (delta: -626.2 MB). Peak memory consumption was 677.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:56,750 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:22:56,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.58 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 166.3 MB in the end (delta: -64.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:56,751 INFO L168 Benchmark]: Boogie Preprocessor took 109.70 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 160.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:56,752 INFO L168 Benchmark]: RCFGBuilder took 3819.59 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 160.7 MB in the beginning and 89.4 MB in the end (delta: 71.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:56,753 INFO L168 Benchmark]: TraceAbstraction took 73199.40 ms. Allocated memory was 233.8 MB in the beginning and 789.6 MB in the end (delta: 555.7 MB). Free memory was 89.4 MB in the beginning and 728.0 MB in the end (delta: -638.6 MB). Peak memory consumption was 568.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:56,756 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 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.58 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 166.3 MB in the end (delta: -64.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.70 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 160.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3819.59 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 160.7 MB in the beginning and 89.4 MB in the end (delta: 71.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 73199.40 ms. Allocated memory was 233.8 MB in the beginning and 789.6 MB in the end (delta: 555.7 MB). Free memory was 89.4 MB in the beginning and 728.0 MB in the end (delta: -638.6 MB). Peak memory consumption was 568.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 927]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L247] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L444] int cleanupTimeShifts = 4; [L590] int pumpRunning = 0; [L591] int systemActive = 1; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=171, \old(head)=176, \old(head)=162, \old(methaneLevelCritical)=143, \old(pumpRunning)=132, \old(systemActive)=131, \old(waterLevel)=137, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L522] int retValue_acc ; [L523] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L527] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L528] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L529] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L529] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L533] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L534] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L516] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L766] int splverifierCounter ; [L767] int tmp ; [L768] int tmp___0 ; [L769] int tmp___1 ; [L770] int tmp___2 ; [L773] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L775] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L777] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L783] tmp = __VERIFIER_nondet_int() [L785] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L787] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L852] COND TRUE waterLevel < 2 [L853] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L787] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L793] tmp___0 = __VERIFIER_nondet_int() [L795] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L803] tmp___2 = __VERIFIER_nondet_int() [L805] COND FALSE !(\read(tmp___2)) [L811] tmp___1 = __VERIFIER_nondet_int() [L813] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L815] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L745] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L752] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L815] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L822] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L597] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L612] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L550] int tmp ; [L551] int tmp___0 ; [L552] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L556] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L556] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L556] tmp = isMethaneLevelCritical() [L558] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L562] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L562] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L562] tmp___0 = getWaterLevel() [L564] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L566] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L678] int retValue_acc ; [L681] retValue_acc = pumpRunning [L682] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L566] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L566] tmp___1 = isPumpRunning() [L568] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L572] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L927] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 72.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 55.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 533 SDtfs, 782 SDslu, 414 SDs, 0 SdLazy, 1939 SolverSat, 497 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=457occurred 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: 13.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 236 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 288 ConstructedInterpolants, 0 QuantifiedInterpolants, 83172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...