/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_spec1_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 10:55:51,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 10:55:51,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 10:55:51,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 10:55:51,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 10:55:51,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 10:55:51,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 10:55:51,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 10:55:51,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 10:55:51,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 10:55:51,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 10:55:51,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 10:55:51,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 10:55:51,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 10:55:51,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 10:55:51,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 10:55:51,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 10:55:51,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 10:55:51,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 10:55:51,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 10:55:51,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 10:55:51,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 10:55:51,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 10:55:51,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 10:55:51,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 10:55:51,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 10:55:51,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 10:55:51,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 10:55:51,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 10:55:51,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 10:55:51,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 10:55:51,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 10:55:51,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 10:55:51,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 10:55:51,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 10:55:51,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 10:55:51,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 10:55:51,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 10:55:51,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 10:55:51,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 10:55:51,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 10:55:51,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 10:55:51,813 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 10:55:51,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 10:55:51,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 10:55:51,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 10:55:51,815 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 10:55:51,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 10:55:51,818 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 10:55:51,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 10:55:51,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 10:55:51,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 10:55:51,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 10:55:51,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 10:55:51,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 10:55:51,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 10:55:51,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 10:55:51,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 10:55:51,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 10:55:51,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 10:55:51,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 10:55:51,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 10:55:51,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 10:55:51,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 10:55:51,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 10:55:51,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 10:55:51,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 10:55:52,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 10:55:52,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 10:55:52,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 10:55:52,170 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 10:55:52,170 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 10:55:52,171 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-08 10:55:52,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/256f42890/c8081de5fc8841e990b0c352b83b0c84/FLAG3a265e47d [2020-07-08 10:55:52,738 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 10:55:52,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-08 10:55:52,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/256f42890/c8081de5fc8841e990b0c352b83b0c84/FLAG3a265e47d [2020-07-08 10:55:53,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/256f42890/c8081de5fc8841e990b0c352b83b0c84 [2020-07-08 10:55:53,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 10:55:53,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 10:55:53,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 10:55:53,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 10:55:53,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 10:55:53,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a84a430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53, skipping insertion in model container [2020-07-08 10:55:53,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 10:55:53,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 10:55:53,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 10:55:53,682 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 10:55:53,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 10:55:53,821 INFO L208 MainTranslator]: Completed translation [2020-07-08 10:55:53,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53 WrapperNode [2020-07-08 10:55:53,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 10:55:53,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 10:55:53,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 10:55:53,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 10:55:53,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... [2020-07-08 10:55:53,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 10:55:53,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 10:55:53,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 10:55:53,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 10:55:53,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 10:55:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 10:55:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 10:55:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 10:55:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 10:55:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 10:55:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 10:55:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 10:55:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-08 10:55:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 10:55:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 10:55:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 10:55:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 10:55:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 10:55:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 10:55:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 10:55:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 10:55:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 10:55:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 10:55:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 10:55:54,012 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 10:55:54,013 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 10:55:54,014 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 10:55:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 10:55:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 10:55:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 10:55:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 10:55:55,652 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 10:55:55,652 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 10:55:55,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:55:55 BoogieIcfgContainer [2020-07-08 10:55:55,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 10:55:55,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 10:55:55,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 10:55:55,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 10:55:55,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 10:55:53" (1/3) ... [2020-07-08 10:55:55,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c315c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:55:55, skipping insertion in model container [2020-07-08 10:55:55,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:55:53" (2/3) ... [2020-07-08 10:55:55,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c315c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:55:55, skipping insertion in model container [2020-07-08 10:55:55,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:55:55" (3/3) ... [2020-07-08 10:55:55,667 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product39.cil.c [2020-07-08 10:55:55,679 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 10:55:55,687 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 10:55:55,701 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 10:55:55,725 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 10:55:55,725 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 10:55:55,726 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 10:55:55,726 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 10:55:55,726 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 10:55:55,726 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 10:55:55,726 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 10:55:55,727 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 10:55:55,749 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-07-08 10:55:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-08 10:55:55,760 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:55:55,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:55:55,761 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:55:55,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:55:55,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1081228888, now seen corresponding path program 1 times [2020-07-08 10:55:55,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:55:55,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707019443] [2020-07-08 10:55:55,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:55:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,527 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:55:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-08 10:55:56,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,613 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-08 10:55:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,624 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-08 10:55:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,636 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-08 10:55:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,642 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-08 10:55:56,642 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,643 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-08 10:55:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,647 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,648 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-08 10:55:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,654 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-08 10:55:56,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,654 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-08 10:55:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:55:56,659 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-08 10:55:56,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,660 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-08 10:55:56,666 INFO L263 TraceCheckUtils]: 0: Hoare triple {175#true} call ULTIMATE.init(); {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:55:56,684 INFO L280 TraceCheckUtils]: 1: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-08 10:55:56,685 INFO L280 TraceCheckUtils]: 2: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,685 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-08 10:55:56,686 INFO L263 TraceCheckUtils]: 4: Hoare triple {175#true} call #t~ret73 := main(); {175#true} is VALID [2020-07-08 10:55:56,686 INFO L280 TraceCheckUtils]: 5: Hoare triple {175#true} havoc ~retValue_acc~11;havoc ~tmp~8; {175#true} is VALID [2020-07-08 10:55:56,686 INFO L263 TraceCheckUtils]: 6: Hoare triple {175#true} call select_helpers(); {175#true} is VALID [2020-07-08 10:55:56,686 INFO L280 TraceCheckUtils]: 7: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,687 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-08 10:55:56,687 INFO L263 TraceCheckUtils]: 9: Hoare triple {175#true} call select_features(); {175#true} is VALID [2020-07-08 10:55:56,687 INFO L280 TraceCheckUtils]: 10: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,688 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-08 10:55:56,688 INFO L263 TraceCheckUtils]: 12: Hoare triple {175#true} call #t~ret72 := valid_product(); {175#true} is VALID [2020-07-08 10:55:56,688 INFO L280 TraceCheckUtils]: 13: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-08 10:55:56,689 INFO L280 TraceCheckUtils]: 14: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,689 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-08 10:55:56,689 INFO L280 TraceCheckUtils]: 16: Hoare triple {175#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {175#true} is VALID [2020-07-08 10:55:56,690 INFO L280 TraceCheckUtils]: 17: Hoare triple {175#true} assume 0 != ~tmp~8; {175#true} is VALID [2020-07-08 10:55:56,690 INFO L263 TraceCheckUtils]: 18: Hoare triple {175#true} call setup(); {175#true} is VALID [2020-07-08 10:55:56,690 INFO L280 TraceCheckUtils]: 19: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,691 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-08 10:55:56,691 INFO L263 TraceCheckUtils]: 21: Hoare triple {175#true} call runTest(); {175#true} is VALID [2020-07-08 10:55:56,691 INFO L263 TraceCheckUtils]: 22: Hoare triple {175#true} call test(); {175#true} is VALID [2020-07-08 10:55:56,691 INFO L280 TraceCheckUtils]: 23: Hoare triple {175#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {175#true} is VALID [2020-07-08 10:55:56,693 INFO L280 TraceCheckUtils]: 24: Hoare triple {175#true} assume !true; {176#false} is VALID [2020-07-08 10:55:56,693 INFO L263 TraceCheckUtils]: 25: Hoare triple {176#false} call cleanup(); {176#false} is VALID [2020-07-08 10:55:56,693 INFO L280 TraceCheckUtils]: 26: Hoare triple {176#false} havoc ~i~0;havoc ~__cil_tmp2~0; {176#false} is VALID [2020-07-08 10:55:56,694 INFO L263 TraceCheckUtils]: 27: Hoare triple {176#false} call timeShift(); {176#false} is VALID [2020-07-08 10:55:56,694 INFO L280 TraceCheckUtils]: 28: Hoare triple {176#false} assume !(0 != ~pumpRunning~0); {176#false} is VALID [2020-07-08 10:55:56,694 INFO L280 TraceCheckUtils]: 29: Hoare triple {176#false} assume !(0 != ~systemActive~0); {176#false} is VALID [2020-07-08 10:55:56,695 INFO L263 TraceCheckUtils]: 30: Hoare triple {176#false} call __utac_acc__Specification1_spec__1(); {176#false} is VALID [2020-07-08 10:55:56,695 INFO L280 TraceCheckUtils]: 31: Hoare triple {176#false} havoc ~tmp~3;havoc ~tmp___0~0; {176#false} is VALID [2020-07-08 10:55:56,695 INFO L263 TraceCheckUtils]: 32: Hoare triple {176#false} call #t~ret35 := isMethaneLevelCritical(); {175#true} is VALID [2020-07-08 10:55:56,696 INFO L280 TraceCheckUtils]: 33: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-08 10:55:56,696 INFO L280 TraceCheckUtils]: 34: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,696 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-08 10:55:56,697 INFO L280 TraceCheckUtils]: 36: Hoare triple {176#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {176#false} is VALID [2020-07-08 10:55:56,697 INFO L280 TraceCheckUtils]: 37: Hoare triple {176#false} assume 0 != ~tmp~3; {176#false} is VALID [2020-07-08 10:55:56,697 INFO L263 TraceCheckUtils]: 38: Hoare triple {176#false} call #t~ret36 := isPumpRunning(); {175#true} is VALID [2020-07-08 10:55:56,698 INFO L280 TraceCheckUtils]: 39: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-08 10:55:56,698 INFO L280 TraceCheckUtils]: 40: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-08 10:55:56,698 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-08 10:55:56,699 INFO L280 TraceCheckUtils]: 42: Hoare triple {176#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {176#false} is VALID [2020-07-08 10:55:56,699 INFO L280 TraceCheckUtils]: 43: Hoare triple {176#false} assume 0 != ~tmp___0~0; {176#false} is VALID [2020-07-08 10:55:56,699 INFO L263 TraceCheckUtils]: 44: Hoare triple {176#false} call __automaton_fail(); {176#false} is VALID [2020-07-08 10:55:56,700 INFO L280 TraceCheckUtils]: 45: Hoare triple {176#false} assume !false; {176#false} is VALID [2020-07-08 10:55:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:55:56,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707019443] [2020-07-08 10:55:56,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:55:56,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 10:55:56,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934913335] [2020-07-08 10:55:56,717 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 10:55:56,720 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:55:56,724 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 10:55:56,807 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:55:56,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 10:55:56,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:55:56,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 10:55:56,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 10:55:56,820 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-07-08 10:56:01,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:01,940 INFO L93 Difference]: Finished difference Result 301 states and 397 transitions. [2020-07-08 10:56:01,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 10:56:01,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 10:56:01,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:56:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 10:56:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-08 10:56:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 10:56:01,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-08 10:56:01,990 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 397 transitions. [2020-07-08 10:56:03,519 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 397 edges. 397 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:03,544 INFO L225 Difference]: With dead ends: 301 [2020-07-08 10:56:03,544 INFO L226 Difference]: Without dead ends: 163 [2020-07-08 10:56:03,549 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 10:56:03,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-08 10:56:05,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 129. [2020-07-08 10:56:05,184 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:56:05,185 INFO L82 GeneralOperation]: Start isEquivalent. First operand 163 states. Second operand 129 states. [2020-07-08 10:56:05,185 INFO L74 IsIncluded]: Start isIncluded. First operand 163 states. Second operand 129 states. [2020-07-08 10:56:05,186 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 129 states. [2020-07-08 10:56:05,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:05,201 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-08 10:56:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-08 10:56:05,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:05,206 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:05,206 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 163 states. [2020-07-08 10:56:05,206 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 163 states. [2020-07-08 10:56:05,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:05,224 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-08 10:56:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-08 10:56:05,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:05,232 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:05,232 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:56:05,232 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:56:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-07-08 10:56:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2020-07-08 10:56:05,249 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 46 [2020-07-08 10:56:05,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:56:05,249 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2020-07-08 10:56:05,249 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 10:56:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2020-07-08 10:56:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-08 10:56:05,256 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:56:05,257 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:56:05,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 10:56:05,257 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:56:05,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:56:05,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1618039840, now seen corresponding path program 1 times [2020-07-08 10:56:05,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:56:05,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569141465] [2020-07-08 10:56:05,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:56:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,708 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:56:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-08 10:56:05,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,787 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-08 10:56:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,803 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-08 10:56:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,808 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,809 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-08 10:56:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-08 10:56:05,813 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,813 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-08 10:56:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,816 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,817 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-08 10:56:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,820 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-08 10:56:05,821 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,821 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-08 10:56:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:05,824 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-08 10:56:05,825 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,825 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-08 10:56:05,829 INFO L263 TraceCheckUtils]: 0: Hoare triple {1129#true} call ULTIMATE.init(); {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:56:05,830 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-08 10:56:05,830 INFO L280 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,830 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-08 10:56:05,831 INFO L263 TraceCheckUtils]: 4: Hoare triple {1129#true} call #t~ret73 := main(); {1129#true} is VALID [2020-07-08 10:56:05,831 INFO L280 TraceCheckUtils]: 5: Hoare triple {1129#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1129#true} is VALID [2020-07-08 10:56:05,831 INFO L263 TraceCheckUtils]: 6: Hoare triple {1129#true} call select_helpers(); {1129#true} is VALID [2020-07-08 10:56:05,831 INFO L280 TraceCheckUtils]: 7: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,832 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-08 10:56:05,832 INFO L263 TraceCheckUtils]: 9: Hoare triple {1129#true} call select_features(); {1129#true} is VALID [2020-07-08 10:56:05,832 INFO L280 TraceCheckUtils]: 10: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,832 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-08 10:56:05,833 INFO L263 TraceCheckUtils]: 12: Hoare triple {1129#true} call #t~ret72 := valid_product(); {1129#true} is VALID [2020-07-08 10:56:05,833 INFO L280 TraceCheckUtils]: 13: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-08 10:56:05,833 INFO L280 TraceCheckUtils]: 14: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,833 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-08 10:56:05,834 INFO L280 TraceCheckUtils]: 16: Hoare triple {1129#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1129#true} is VALID [2020-07-08 10:56:05,834 INFO L280 TraceCheckUtils]: 17: Hoare triple {1129#true} assume 0 != ~tmp~8; {1129#true} is VALID [2020-07-08 10:56:05,834 INFO L263 TraceCheckUtils]: 18: Hoare triple {1129#true} call setup(); {1129#true} is VALID [2020-07-08 10:56:05,835 INFO L280 TraceCheckUtils]: 19: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,835 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-08 10:56:05,835 INFO L263 TraceCheckUtils]: 21: Hoare triple {1129#true} call runTest(); {1129#true} is VALID [2020-07-08 10:56:05,835 INFO L263 TraceCheckUtils]: 22: Hoare triple {1129#true} call test(); {1129#true} is VALID [2020-07-08 10:56:05,836 INFO L280 TraceCheckUtils]: 23: Hoare triple {1129#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 10:56:05,837 INFO L280 TraceCheckUtils]: 24: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !false; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 10:56:05,838 INFO L280 TraceCheckUtils]: 25: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1130#false} is VALID [2020-07-08 10:56:05,838 INFO L263 TraceCheckUtils]: 26: Hoare triple {1130#false} call cleanup(); {1130#false} is VALID [2020-07-08 10:56:05,838 INFO L280 TraceCheckUtils]: 27: Hoare triple {1130#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1130#false} is VALID [2020-07-08 10:56:05,838 INFO L263 TraceCheckUtils]: 28: Hoare triple {1130#false} call timeShift(); {1130#false} is VALID [2020-07-08 10:56:05,839 INFO L280 TraceCheckUtils]: 29: Hoare triple {1130#false} assume !(0 != ~pumpRunning~0); {1130#false} is VALID [2020-07-08 10:56:05,839 INFO L280 TraceCheckUtils]: 30: Hoare triple {1130#false} assume !(0 != ~systemActive~0); {1130#false} is VALID [2020-07-08 10:56:05,839 INFO L263 TraceCheckUtils]: 31: Hoare triple {1130#false} call __utac_acc__Specification1_spec__1(); {1130#false} is VALID [2020-07-08 10:56:05,839 INFO L280 TraceCheckUtils]: 32: Hoare triple {1130#false} havoc ~tmp~3;havoc ~tmp___0~0; {1130#false} is VALID [2020-07-08 10:56:05,840 INFO L263 TraceCheckUtils]: 33: Hoare triple {1130#false} call #t~ret35 := isMethaneLevelCritical(); {1129#true} is VALID [2020-07-08 10:56:05,840 INFO L280 TraceCheckUtils]: 34: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-08 10:56:05,840 INFO L280 TraceCheckUtils]: 35: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,841 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-08 10:56:05,841 INFO L280 TraceCheckUtils]: 37: Hoare triple {1130#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1130#false} is VALID [2020-07-08 10:56:05,841 INFO L280 TraceCheckUtils]: 38: Hoare triple {1130#false} assume 0 != ~tmp~3; {1130#false} is VALID [2020-07-08 10:56:05,841 INFO L263 TraceCheckUtils]: 39: Hoare triple {1130#false} call #t~ret36 := isPumpRunning(); {1129#true} is VALID [2020-07-08 10:56:05,842 INFO L280 TraceCheckUtils]: 40: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-08 10:56:05,842 INFO L280 TraceCheckUtils]: 41: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-08 10:56:05,842 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-08 10:56:05,842 INFO L280 TraceCheckUtils]: 43: Hoare triple {1130#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1130#false} is VALID [2020-07-08 10:56:05,843 INFO L280 TraceCheckUtils]: 44: Hoare triple {1130#false} assume 0 != ~tmp___0~0; {1130#false} is VALID [2020-07-08 10:56:05,843 INFO L263 TraceCheckUtils]: 45: Hoare triple {1130#false} call __automaton_fail(); {1130#false} is VALID [2020-07-08 10:56:05,843 INFO L280 TraceCheckUtils]: 46: Hoare triple {1130#false} assume !false; {1130#false} is VALID [2020-07-08 10:56:05,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:56:05,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569141465] [2020-07-08 10:56:05,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:56:05,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 10:56:05,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386885560] [2020-07-08 10:56:05,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 10:56:05,852 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:56:05,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 10:56:05,910 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:05,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 10:56:05,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:56:05,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 10:56:05,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 10:56:05,913 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand 4 states. [2020-07-08 10:56:07,333 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:56:11,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:11,470 INFO L93 Difference]: Finished difference Result 228 states and 280 transitions. [2020-07-08 10:56:11,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 10:56:11,470 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 10:56:11,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:56:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 10:56:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-08 10:56:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 10:56:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-08 10:56:11,485 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 280 transitions. [2020-07-08 10:56:12,558 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 280 edges. 280 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:12,565 INFO L225 Difference]: With dead ends: 228 [2020-07-08 10:56:12,565 INFO L226 Difference]: Without dead ends: 147 [2020-07-08 10:56:12,567 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 10:56:12,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-08 10:56:14,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 120. [2020-07-08 10:56:14,165 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:56:14,166 INFO L82 GeneralOperation]: Start isEquivalent. First operand 147 states. Second operand 120 states. [2020-07-08 10:56:14,166 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 120 states. [2020-07-08 10:56:14,166 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 120 states. [2020-07-08 10:56:14,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:14,175 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-08 10:56:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-08 10:56:14,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:14,177 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:14,177 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 147 states. [2020-07-08 10:56:14,177 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 147 states. [2020-07-08 10:56:14,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:14,185 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-08 10:56:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-08 10:56:14,187 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:14,187 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:14,187 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:56:14,187 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:56:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-08 10:56:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-08 10:56:14,193 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 47 [2020-07-08 10:56:14,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:56:14,193 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-08 10:56:14,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 10:56:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-08 10:56:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-08 10:56:14,195 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:56:14,195 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:56:14,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 10:56:14,196 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:56:14,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:56:14,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1339561462, now seen corresponding path program 1 times [2020-07-08 10:56:14,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:56:14,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301519505] [2020-07-08 10:56:14,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:56:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,681 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:56:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,779 INFO L280 TraceCheckUtils]: 0: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,781 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,790 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,794 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,795 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,813 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:56:14,814 INFO L280 TraceCheckUtils]: 1: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:56:14,815 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-08 10:56:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,818 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,819 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-08 10:56:14,823 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,823 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-08 10:56:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:14,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-08 10:56:14,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,827 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-08 10:56:14,832 INFO L263 TraceCheckUtils]: 0: Hoare triple {1947#true} call ULTIMATE.init(); {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:56:14,837 INFO L280 TraceCheckUtils]: 1: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,838 INFO L280 TraceCheckUtils]: 2: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,839 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,840 INFO L263 TraceCheckUtils]: 4: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,840 INFO L280 TraceCheckUtils]: 5: Hoare triple {1952#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,841 INFO L263 TraceCheckUtils]: 6: Hoare triple {1952#(= 1 ~systemActive~0)} call select_helpers(); {1947#true} is VALID [2020-07-08 10:56:14,841 INFO L280 TraceCheckUtils]: 7: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,841 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,842 INFO L263 TraceCheckUtils]: 9: Hoare triple {1952#(= 1 ~systemActive~0)} call select_features(); {1947#true} is VALID [2020-07-08 10:56:14,842 INFO L280 TraceCheckUtils]: 10: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,843 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-08 10:56:14,843 INFO L263 TraceCheckUtils]: 12: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret72 := valid_product(); {1947#true} is VALID [2020-07-08 10:56:14,844 INFO L280 TraceCheckUtils]: 13: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:56:14,844 INFO L280 TraceCheckUtils]: 14: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:56:14,845 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-08 10:56:14,846 INFO L280 TraceCheckUtils]: 16: Hoare triple {1960#(= |main_#t~ret72| ~systemActive~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1961#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-08 10:56:14,847 INFO L280 TraceCheckUtils]: 17: Hoare triple {1961#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,847 INFO L263 TraceCheckUtils]: 18: Hoare triple {1962#(not (= 0 ~systemActive~0))} call setup(); {1947#true} is VALID [2020-07-08 10:56:14,847 INFO L280 TraceCheckUtils]: 19: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,848 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,849 INFO L263 TraceCheckUtils]: 21: Hoare triple {1962#(not (= 0 ~systemActive~0))} call runTest(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,850 INFO L263 TraceCheckUtils]: 22: Hoare triple {1962#(not (= 0 ~systemActive~0))} call test(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,850 INFO L280 TraceCheckUtils]: 23: Hoare triple {1962#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,851 INFO L280 TraceCheckUtils]: 24: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !false; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,851 INFO L280 TraceCheckUtils]: 25: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,852 INFO L280 TraceCheckUtils]: 26: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,853 INFO L280 TraceCheckUtils]: 27: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,853 INFO L280 TraceCheckUtils]: 28: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,854 INFO L280 TraceCheckUtils]: 29: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,855 INFO L280 TraceCheckUtils]: 30: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,855 INFO L280 TraceCheckUtils]: 31: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,856 INFO L263 TraceCheckUtils]: 32: Hoare triple {1962#(not (= 0 ~systemActive~0))} call timeShift(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,857 INFO L280 TraceCheckUtils]: 33: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 10:56:14,857 INFO L280 TraceCheckUtils]: 34: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1948#false} is VALID [2020-07-08 10:56:14,857 INFO L263 TraceCheckUtils]: 35: Hoare triple {1948#false} call __utac_acc__Specification1_spec__1(); {1948#false} is VALID [2020-07-08 10:56:14,858 INFO L280 TraceCheckUtils]: 36: Hoare triple {1948#false} havoc ~tmp~3;havoc ~tmp___0~0; {1948#false} is VALID [2020-07-08 10:56:14,858 INFO L263 TraceCheckUtils]: 37: Hoare triple {1948#false} call #t~ret35 := isMethaneLevelCritical(); {1947#true} is VALID [2020-07-08 10:56:14,858 INFO L280 TraceCheckUtils]: 38: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-08 10:56:14,858 INFO L280 TraceCheckUtils]: 39: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,859 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-08 10:56:14,859 INFO L280 TraceCheckUtils]: 41: Hoare triple {1948#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1948#false} is VALID [2020-07-08 10:56:14,859 INFO L280 TraceCheckUtils]: 42: Hoare triple {1948#false} assume 0 != ~tmp~3; {1948#false} is VALID [2020-07-08 10:56:14,859 INFO L263 TraceCheckUtils]: 43: Hoare triple {1948#false} call #t~ret36 := isPumpRunning(); {1947#true} is VALID [2020-07-08 10:56:14,859 INFO L280 TraceCheckUtils]: 44: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-08 10:56:14,860 INFO L280 TraceCheckUtils]: 45: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-08 10:56:14,860 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-08 10:56:14,860 INFO L280 TraceCheckUtils]: 47: Hoare triple {1948#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1948#false} is VALID [2020-07-08 10:56:14,860 INFO L280 TraceCheckUtils]: 48: Hoare triple {1948#false} assume 0 != ~tmp___0~0; {1948#false} is VALID [2020-07-08 10:56:14,861 INFO L263 TraceCheckUtils]: 49: Hoare triple {1948#false} call __automaton_fail(); {1948#false} is VALID [2020-07-08 10:56:14,861 INFO L280 TraceCheckUtils]: 50: Hoare triple {1948#false} assume !false; {1948#false} is VALID [2020-07-08 10:56:14,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:56:14,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301519505] [2020-07-08 10:56:14,869 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:56:14,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 10:56:14,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535827808] [2020-07-08 10:56:14,870 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 10:56:14,870 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:56:14,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 10:56:14,942 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:14,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 10:56:14,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:56:14,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 10:56:14,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 10:56:14,943 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 8 states. [2020-07-08 10:56:15,753 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:56:16,827 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:17,298 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:17,683 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:21,879 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:56:33,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:33,791 INFO L93 Difference]: Finished difference Result 412 states and 515 transitions. [2020-07-08 10:56:33,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 10:56:33,791 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 10:56:33,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:56:33,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 10:56:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-08 10:56:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 10:56:33,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-08 10:56:33,813 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 515 transitions. [2020-07-08 10:56:35,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 515 edges. 515 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:35,913 INFO L225 Difference]: With dead ends: 412 [2020-07-08 10:56:35,913 INFO L226 Difference]: Without dead ends: 316 [2020-07-08 10:56:35,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 10:56:35,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-08 10:56:39,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 258. [2020-07-08 10:56:39,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:56:39,505 INFO L82 GeneralOperation]: Start isEquivalent. First operand 316 states. Second operand 258 states. [2020-07-08 10:56:39,506 INFO L74 IsIncluded]: Start isIncluded. First operand 316 states. Second operand 258 states. [2020-07-08 10:56:39,506 INFO L87 Difference]: Start difference. First operand 316 states. Second operand 258 states. [2020-07-08 10:56:39,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:39,524 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-08 10:56:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-08 10:56:39,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:39,526 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:39,526 INFO L74 IsIncluded]: Start isIncluded. First operand 258 states. Second operand 316 states. [2020-07-08 10:56:39,526 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 316 states. [2020-07-08 10:56:39,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:56:39,543 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-08 10:56:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-08 10:56:39,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:56:39,545 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:56:39,545 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:56:39,546 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:56:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-07-08 10:56:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-07-08 10:56:39,558 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 51 [2020-07-08 10:56:39,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:56:39,559 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-07-08 10:56:39,559 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 10:56:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-07-08 10:56:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 10:56:39,561 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:56:39,561 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:56:39,561 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 10:56:39,561 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:56:39,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:56:39,562 INFO L82 PathProgramCache]: Analyzing trace with hash 857479477, now seen corresponding path program 1 times [2020-07-08 10:56:39,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:56:39,562 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96535360] [2020-07-08 10:56:39,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:56:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:39,999 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:56:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,066 INFO L280 TraceCheckUtils]: 0: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,067 INFO L280 TraceCheckUtils]: 1: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,068 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,071 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,072 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,076 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,076 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,080 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-08 10:56:40,080 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,081 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,085 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,104 INFO L280 TraceCheckUtils]: 0: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-08 10:56:40,104 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-08 10:56:40,105 INFO L280 TraceCheckUtils]: 2: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,105 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,122 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,123 INFO L280 TraceCheckUtils]: 1: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,124 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-08 10:56:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:56:40,127 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-08 10:56:40,128 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,128 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-08 10:56:40,132 INFO L263 TraceCheckUtils]: 0: Hoare triple {3562#true} call ULTIMATE.init(); {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:56:40,138 INFO L280 TraceCheckUtils]: 1: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,139 INFO L280 TraceCheckUtils]: 2: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,139 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,140 INFO L263 TraceCheckUtils]: 4: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret73 := main(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,141 INFO L280 TraceCheckUtils]: 5: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,141 INFO L263 TraceCheckUtils]: 6: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_helpers(); {3562#true} is VALID [2020-07-08 10:56:40,141 INFO L280 TraceCheckUtils]: 7: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,142 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,142 INFO L263 TraceCheckUtils]: 9: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_features(); {3562#true} is VALID [2020-07-08 10:56:40,142 INFO L280 TraceCheckUtils]: 10: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,143 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,143 INFO L263 TraceCheckUtils]: 12: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret72 := valid_product(); {3562#true} is VALID [2020-07-08 10:56:40,144 INFO L280 TraceCheckUtils]: 13: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-08 10:56:40,144 INFO L280 TraceCheckUtils]: 14: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,145 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,145 INFO L280 TraceCheckUtils]: 16: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,146 INFO L280 TraceCheckUtils]: 17: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,146 INFO L263 TraceCheckUtils]: 18: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call setup(); {3562#true} is VALID [2020-07-08 10:56:40,146 INFO L280 TraceCheckUtils]: 19: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,147 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,148 INFO L263 TraceCheckUtils]: 21: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call runTest(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,148 INFO L263 TraceCheckUtils]: 22: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call test(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,149 INFO L280 TraceCheckUtils]: 23: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,150 INFO L280 TraceCheckUtils]: 24: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !false; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,150 INFO L280 TraceCheckUtils]: 25: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume ~splverifierCounter~0 < 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,151 INFO L280 TraceCheckUtils]: 26: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,152 INFO L280 TraceCheckUtils]: 27: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp~4); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,152 INFO L280 TraceCheckUtils]: 28: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,153 INFO L280 TraceCheckUtils]: 29: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___0~1); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,153 INFO L280 TraceCheckUtils]: 30: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,154 INFO L280 TraceCheckUtils]: 31: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,155 INFO L280 TraceCheckUtils]: 32: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp___1~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,156 INFO L263 TraceCheckUtils]: 33: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call stopSystem(); {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 10:56:40,156 INFO L280 TraceCheckUtils]: 34: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-08 10:56:40,156 INFO L280 TraceCheckUtils]: 35: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-08 10:56:40,156 INFO L280 TraceCheckUtils]: 36: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,157 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,158 INFO L263 TraceCheckUtils]: 38: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call timeShift(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,159 INFO L280 TraceCheckUtils]: 39: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,159 INFO L280 TraceCheckUtils]: 40: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~systemActive~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,160 INFO L263 TraceCheckUtils]: 41: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call __utac_acc__Specification1_spec__1(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,160 INFO L280 TraceCheckUtils]: 42: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~tmp~3;havoc ~tmp___0~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,161 INFO L263 TraceCheckUtils]: 43: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret35 := isMethaneLevelCritical(); {3562#true} is VALID [2020-07-08 10:56:40,161 INFO L280 TraceCheckUtils]: 44: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,162 INFO L280 TraceCheckUtils]: 45: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-08 10:56:40,163 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-08 10:56:40,164 INFO L280 TraceCheckUtils]: 47: Hoare triple {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} is VALID [2020-07-08 10:56:40,165 INFO L280 TraceCheckUtils]: 48: Hoare triple {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} assume 0 != ~tmp~3; {3563#false} is VALID [2020-07-08 10:56:40,165 INFO L263 TraceCheckUtils]: 49: Hoare triple {3563#false} call #t~ret36 := isPumpRunning(); {3562#true} is VALID [2020-07-08 10:56:40,165 INFO L280 TraceCheckUtils]: 50: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-08 10:56:40,165 INFO L280 TraceCheckUtils]: 51: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-08 10:56:40,165 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-08 10:56:40,166 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {3563#false} is VALID [2020-07-08 10:56:40,166 INFO L280 TraceCheckUtils]: 54: Hoare triple {3563#false} assume 0 != ~tmp___0~0; {3563#false} is VALID [2020-07-08 10:56:40,166 INFO L263 TraceCheckUtils]: 55: Hoare triple {3563#false} call __automaton_fail(); {3563#false} is VALID [2020-07-08 10:56:40,166 INFO L280 TraceCheckUtils]: 56: Hoare triple {3563#false} assume !false; {3563#false} is VALID [2020-07-08 10:56:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:56:40,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96535360] [2020-07-08 10:56:40,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:56:40,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 10:56:40,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849446739] [2020-07-08 10:56:40,174 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 10:56:40,175 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:56:40,175 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 10:56:40,252 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:56:40,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 10:56:40,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:56:40,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 10:56:40,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 10:56:40,254 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 8 states. [2020-07-08 10:56:41,050 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:56:47,428 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:49,407 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:56:50,446 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:51,601 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:56:53,774 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:57:01,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:01,669 INFO L93 Difference]: Finished difference Result 832 states and 1087 transitions. [2020-07-08 10:57:01,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 10:57:01,670 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 10:57:01,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:57:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 10:57:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-08 10:57:01,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 10:57:01,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-08 10:57:01,691 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 499 transitions. [2020-07-08 10:57:03,713 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 499 edges. 499 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:57:03,751 INFO L225 Difference]: With dead ends: 832 [2020-07-08 10:57:03,751 INFO L226 Difference]: Without dead ends: 598 [2020-07-08 10:57:03,753 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-08 10:57:03,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2020-07-08 10:57:10,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 471. [2020-07-08 10:57:10,534 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:57:10,534 INFO L82 GeneralOperation]: Start isEquivalent. First operand 598 states. Second operand 471 states. [2020-07-08 10:57:10,534 INFO L74 IsIncluded]: Start isIncluded. First operand 598 states. Second operand 471 states. [2020-07-08 10:57:10,534 INFO L87 Difference]: Start difference. First operand 598 states. Second operand 471 states. [2020-07-08 10:57:10,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:10,574 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-08 10:57:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-08 10:57:10,577 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:57:10,577 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:57:10,577 INFO L74 IsIncluded]: Start isIncluded. First operand 471 states. Second operand 598 states. [2020-07-08 10:57:10,577 INFO L87 Difference]: Start difference. First operand 471 states. Second operand 598 states. [2020-07-08 10:57:10,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:10,614 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-08 10:57:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-08 10:57:10,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:57:10,617 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:57:10,617 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:57:10,617 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:57:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2020-07-08 10:57:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 578 transitions. [2020-07-08 10:57:10,644 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 578 transitions. Word has length 57 [2020-07-08 10:57:10,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:57:10,644 INFO L479 AbstractCegarLoop]: Abstraction has 471 states and 578 transitions. [2020-07-08 10:57:10,644 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 10:57:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 578 transitions. [2020-07-08 10:57:10,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-08 10:57:10,647 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:57:10,647 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:57:10,648 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 10:57:10,648 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:57:10,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:57:10,648 INFO L82 PathProgramCache]: Analyzing trace with hash -690329863, now seen corresponding path program 1 times [2020-07-08 10:57:10,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:57:10,649 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625583492] [2020-07-08 10:57:10,649 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:57:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,098 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:57:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,199 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,200 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,203 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,204 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,207 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,208 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,212 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-08 10:57:11,212 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,213 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,217 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,231 INFO L280 TraceCheckUtils]: 0: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-08 10:57:11,231 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,232 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,261 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,268 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,268 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,272 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-08 10:57:11,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:11,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-08 10:57:11,292 INFO L280 TraceCheckUtils]: 1: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-08 10:57:11,293 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-08 10:57:11,297 INFO L263 TraceCheckUtils]: 0: Hoare triple {6626#true} call ULTIMATE.init(); {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:57:11,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,303 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,304 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,305 INFO L263 TraceCheckUtils]: 4: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,306 INFO L280 TraceCheckUtils]: 5: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,307 INFO L263 TraceCheckUtils]: 6: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_helpers(); {6626#true} is VALID [2020-07-08 10:57:11,307 INFO L280 TraceCheckUtils]: 7: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,307 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,308 INFO L263 TraceCheckUtils]: 9: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_features(); {6626#true} is VALID [2020-07-08 10:57:11,308 INFO L280 TraceCheckUtils]: 10: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,309 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,309 INFO L263 TraceCheckUtils]: 12: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret72 := valid_product(); {6626#true} is VALID [2020-07-08 10:57:11,309 INFO L280 TraceCheckUtils]: 13: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-08 10:57:11,309 INFO L280 TraceCheckUtils]: 14: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,310 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,311 INFO L280 TraceCheckUtils]: 16: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,311 INFO L280 TraceCheckUtils]: 17: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,311 INFO L263 TraceCheckUtils]: 18: Hoare triple {6631#(= 0 ~pumpRunning~0)} call setup(); {6626#true} is VALID [2020-07-08 10:57:11,312 INFO L280 TraceCheckUtils]: 19: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,312 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,313 INFO L263 TraceCheckUtils]: 21: Hoare triple {6631#(= 0 ~pumpRunning~0)} call runTest(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,314 INFO L263 TraceCheckUtils]: 22: Hoare triple {6631#(= 0 ~pumpRunning~0)} call test(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,318 INFO L280 TraceCheckUtils]: 23: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,318 INFO L280 TraceCheckUtils]: 24: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !false; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,319 INFO L280 TraceCheckUtils]: 25: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,320 INFO L280 TraceCheckUtils]: 26: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,320 INFO L280 TraceCheckUtils]: 27: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~4); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,321 INFO L280 TraceCheckUtils]: 28: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,321 INFO L280 TraceCheckUtils]: 29: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___0~1; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,322 INFO L263 TraceCheckUtils]: 30: Hoare triple {6631#(= 0 ~pumpRunning~0)} call changeMethaneLevel(); {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-08 10:57:11,322 INFO L280 TraceCheckUtils]: 31: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-08 10:57:11,323 INFO L280 TraceCheckUtils]: 32: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,323 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,324 INFO L280 TraceCheckUtils]: 34: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,324 INFO L280 TraceCheckUtils]: 35: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,325 INFO L280 TraceCheckUtils]: 36: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,326 INFO L263 TraceCheckUtils]: 37: Hoare triple {6631#(= 0 ~pumpRunning~0)} call stopSystem(); {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 10:57:11,327 INFO L280 TraceCheckUtils]: 38: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,327 INFO L280 TraceCheckUtils]: 39: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,328 INFO L280 TraceCheckUtils]: 40: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,328 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,329 INFO L263 TraceCheckUtils]: 42: Hoare triple {6631#(= 0 ~pumpRunning~0)} call timeShift(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,330 INFO L280 TraceCheckUtils]: 43: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,330 INFO L280 TraceCheckUtils]: 44: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,331 INFO L263 TraceCheckUtils]: 45: Hoare triple {6631#(= 0 ~pumpRunning~0)} call __utac_acc__Specification1_spec__1(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,332 INFO L280 TraceCheckUtils]: 46: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~tmp~3;havoc ~tmp___0~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,332 INFO L263 TraceCheckUtils]: 47: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret35 := isMethaneLevelCritical(); {6626#true} is VALID [2020-07-08 10:57:11,332 INFO L280 TraceCheckUtils]: 48: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-08 10:57:11,332 INFO L280 TraceCheckUtils]: 49: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-08 10:57:11,333 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,334 INFO L280 TraceCheckUtils]: 51: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,334 INFO L280 TraceCheckUtils]: 52: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 10:57:11,334 INFO L263 TraceCheckUtils]: 53: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret36 := isPumpRunning(); {6626#true} is VALID [2020-07-08 10:57:11,335 INFO L280 TraceCheckUtils]: 54: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-08 10:57:11,336 INFO L280 TraceCheckUtils]: 55: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-08 10:57:11,337 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-08 10:57:11,337 INFO L280 TraceCheckUtils]: 57: Hoare triple {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-08 10:57:11,338 INFO L280 TraceCheckUtils]: 58: Hoare triple {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != ~tmp___0~0; {6627#false} is VALID [2020-07-08 10:57:11,338 INFO L263 TraceCheckUtils]: 59: Hoare triple {6627#false} call __automaton_fail(); {6627#false} is VALID [2020-07-08 10:57:11,339 INFO L280 TraceCheckUtils]: 60: Hoare triple {6627#false} assume !false; {6627#false} is VALID [2020-07-08 10:57:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:57:11,346 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625583492] [2020-07-08 10:57:11,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:57:11,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 10:57:11,347 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814648255] [2020-07-08 10:57:11,348 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-08 10:57:11,349 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:57:11,349 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 10:57:11,441 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:57:11,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 10:57:11,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:57:11,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 10:57:11,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-08 10:57:11,442 INFO L87 Difference]: Start difference. First operand 471 states and 578 transitions. Second operand 9 states. [2020-07-08 10:57:12,453 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:57:19,342 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:57:20,279 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:57:20,814 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:57:25,220 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:57:26,118 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:57:37,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:37,228 INFO L93 Difference]: Finished difference Result 1331 states and 1800 transitions. [2020-07-08 10:57:37,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 10:57:37,228 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-08 10:57:37,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:57:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:57:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-08 10:57:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:57:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-08 10:57:37,252 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 504 transitions. [2020-07-08 10:57:38,958 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 504 edges. 504 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:57:39,018 INFO L225 Difference]: With dead ends: 1331 [2020-07-08 10:57:39,018 INFO L226 Difference]: Without dead ends: 884 [2020-07-08 10:57:39,020 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-08 10:57:39,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-07-08 10:57:48,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 703. [2020-07-08 10:57:48,344 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:57:48,344 INFO L82 GeneralOperation]: Start isEquivalent. First operand 884 states. Second operand 703 states. [2020-07-08 10:57:48,344 INFO L74 IsIncluded]: Start isIncluded. First operand 884 states. Second operand 703 states. [2020-07-08 10:57:48,344 INFO L87 Difference]: Start difference. First operand 884 states. Second operand 703 states. [2020-07-08 10:57:48,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:48,414 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-08 10:57:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-08 10:57:48,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:57:48,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:57:48,419 INFO L74 IsIncluded]: Start isIncluded. First operand 703 states. Second operand 884 states. [2020-07-08 10:57:48,419 INFO L87 Difference]: Start difference. First operand 703 states. Second operand 884 states. [2020-07-08 10:57:48,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:57:48,478 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-08 10:57:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-08 10:57:48,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:57:48,483 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:57:48,483 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:57:48,483 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:57:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 703 states. [2020-07-08 10:57:48,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 871 transitions. [2020-07-08 10:57:48,530 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 871 transitions. Word has length 61 [2020-07-08 10:57:48,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:57:48,531 INFO L479 AbstractCegarLoop]: Abstraction has 703 states and 871 transitions. [2020-07-08 10:57:48,531 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 10:57:48,531 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 871 transitions. [2020-07-08 10:57:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-08 10:57:48,534 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:57:48,534 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:57:48,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 10:57:48,534 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:57:48,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:57:48,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1573489665, now seen corresponding path program 1 times [2020-07-08 10:57:48,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:57:48,535 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449161389] [2020-07-08 10:57:48,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:57:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,870 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:57:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,935 INFO L280 TraceCheckUtils]: 0: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,935 INFO L280 TraceCheckUtils]: 1: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,936 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,940 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:48,941 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,944 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:48,944 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,949 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-08 10:57:48,949 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:48,950 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:48,954 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,971 INFO L280 TraceCheckUtils]: 0: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-08 10:57:48,972 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:48,972 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,094 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-08 10:57:49,095 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,096 INFO L280 TraceCheckUtils]: 2: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,097 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-08 10:57:49,097 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-08 10:57:49,098 INFO L263 TraceCheckUtils]: 1: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-08 10:57:49,098 INFO L280 TraceCheckUtils]: 2: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-08 10:57:49,103 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,104 INFO L280 TraceCheckUtils]: 4: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,105 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-08 10:57:49,106 INFO L280 TraceCheckUtils]: 6: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-08 10:57:49,107 INFO L280 TraceCheckUtils]: 7: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-08 10:57:49,108 INFO L280 TraceCheckUtils]: 8: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-08 10:57:49,108 INFO L280 TraceCheckUtils]: 9: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,108 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-08 10:57:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,111 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-08 10:57:49,112 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,112 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-08 10:57:49,112 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-08 10:57:49,113 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-08 10:57:49,113 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-08 10:57:49,113 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-08 10:57:49,113 INFO L263 TraceCheckUtils]: 4: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-08 10:57:49,114 INFO L280 TraceCheckUtils]: 5: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-08 10:57:49,114 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,115 INFO L280 TraceCheckUtils]: 7: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,116 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-08 10:57:49,117 INFO L280 TraceCheckUtils]: 9: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-08 10:57:49,118 INFO L280 TraceCheckUtils]: 10: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-08 10:57:49,118 INFO L280 TraceCheckUtils]: 11: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-08 10:57:49,118 INFO L280 TraceCheckUtils]: 12: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,118 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-08 10:57:49,119 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-08 10:57:49,119 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-08 10:57:49,119 INFO L263 TraceCheckUtils]: 16: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,119 INFO L280 TraceCheckUtils]: 17: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-08 10:57:49,120 INFO L280 TraceCheckUtils]: 18: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,120 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-08 10:57:49,120 INFO L280 TraceCheckUtils]: 20: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,120 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-08 10:57:49,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-08 10:57:49,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-08 10:57:49,123 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,123 INFO L280 TraceCheckUtils]: 3: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-08 10:57:49,123 INFO L280 TraceCheckUtils]: 4: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-08 10:57:49,123 INFO L263 TraceCheckUtils]: 5: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-08 10:57:49,124 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-08 10:57:49,124 INFO L263 TraceCheckUtils]: 7: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-08 10:57:49,124 INFO L280 TraceCheckUtils]: 8: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-08 10:57:49,125 INFO L280 TraceCheckUtils]: 9: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,126 INFO L280 TraceCheckUtils]: 10: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,126 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-08 10:57:49,127 INFO L280 TraceCheckUtils]: 12: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-08 10:57:49,128 INFO L280 TraceCheckUtils]: 13: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-08 10:57:49,129 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-08 10:57:49,129 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,129 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-08 10:57:49,129 INFO L280 TraceCheckUtils]: 17: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-08 10:57:49,129 INFO L280 TraceCheckUtils]: 18: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-08 10:57:49,130 INFO L263 TraceCheckUtils]: 19: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,130 INFO L280 TraceCheckUtils]: 20: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-08 10:57:49,131 INFO L280 TraceCheckUtils]: 21: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,131 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-08 10:57:49,131 INFO L280 TraceCheckUtils]: 23: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,131 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-08 10:57:49,131 INFO L280 TraceCheckUtils]: 25: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,132 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-08 10:57:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,136 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-08 10:57:49,137 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,137 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-08 10:57:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:57:49,142 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-08 10:57:49,142 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,143 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-08 10:57:49,147 INFO L263 TraceCheckUtils]: 0: Hoare triple {11259#true} call ULTIMATE.init(); {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:57:49,153 INFO L280 TraceCheckUtils]: 1: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,154 INFO L280 TraceCheckUtils]: 2: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,155 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,156 INFO L263 TraceCheckUtils]: 4: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,157 INFO L280 TraceCheckUtils]: 5: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,157 INFO L263 TraceCheckUtils]: 6: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_helpers(); {11259#true} is VALID [2020-07-08 10:57:49,157 INFO L280 TraceCheckUtils]: 7: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,158 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,158 INFO L263 TraceCheckUtils]: 9: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_features(); {11259#true} is VALID [2020-07-08 10:57:49,158 INFO L280 TraceCheckUtils]: 10: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,159 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,159 INFO L263 TraceCheckUtils]: 12: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {11259#true} is VALID [2020-07-08 10:57:49,160 INFO L280 TraceCheckUtils]: 13: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-08 10:57:49,160 INFO L280 TraceCheckUtils]: 14: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,161 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,161 INFO L280 TraceCheckUtils]: 16: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,162 INFO L280 TraceCheckUtils]: 17: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,162 INFO L263 TraceCheckUtils]: 18: Hoare triple {11264#(= 1 ~waterLevel~0)} call setup(); {11259#true} is VALID [2020-07-08 10:57:49,162 INFO L280 TraceCheckUtils]: 19: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,163 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,163 INFO L263 TraceCheckUtils]: 21: Hoare triple {11264#(= 1 ~waterLevel~0)} call runTest(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,164 INFO L263 TraceCheckUtils]: 22: Hoare triple {11264#(= 1 ~waterLevel~0)} call test(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,165 INFO L280 TraceCheckUtils]: 23: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,165 INFO L280 TraceCheckUtils]: 24: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !false; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,166 INFO L280 TraceCheckUtils]: 25: Hoare triple {11264#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,166 INFO L280 TraceCheckUtils]: 26: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,167 INFO L280 TraceCheckUtils]: 27: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,168 INFO L280 TraceCheckUtils]: 28: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,169 INFO L280 TraceCheckUtils]: 29: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___0~1; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,170 INFO L263 TraceCheckUtils]: 30: Hoare triple {11264#(= 1 ~waterLevel~0)} call changeMethaneLevel(); {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-08 10:57:49,170 INFO L280 TraceCheckUtils]: 31: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-08 10:57:49,170 INFO L280 TraceCheckUtils]: 32: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,171 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,172 INFO L280 TraceCheckUtils]: 34: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,172 INFO L280 TraceCheckUtils]: 35: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,173 INFO L263 TraceCheckUtils]: 36: Hoare triple {11264#(= 1 ~waterLevel~0)} call timeShift(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,174 INFO L280 TraceCheckUtils]: 37: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,174 INFO L280 TraceCheckUtils]: 38: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-08 10:57:49,175 INFO L263 TraceCheckUtils]: 39: Hoare triple {11264#(= 1 ~waterLevel~0)} call processEnvironment(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,175 INFO L280 TraceCheckUtils]: 40: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-08 10:57:49,176 INFO L280 TraceCheckUtils]: 41: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-08 10:57:49,176 INFO L263 TraceCheckUtils]: 42: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,177 INFO L280 TraceCheckUtils]: 43: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-08 10:57:49,177 INFO L280 TraceCheckUtils]: 44: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-08 10:57:49,177 INFO L263 TraceCheckUtils]: 45: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-08 10:57:49,177 INFO L280 TraceCheckUtils]: 46: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-08 10:57:49,178 INFO L263 TraceCheckUtils]: 47: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-08 10:57:49,178 INFO L280 TraceCheckUtils]: 48: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-08 10:57:49,179 INFO L280 TraceCheckUtils]: 49: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,179 INFO L280 TraceCheckUtils]: 50: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-08 10:57:49,180 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-08 10:57:49,181 INFO L280 TraceCheckUtils]: 52: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-08 10:57:49,182 INFO L280 TraceCheckUtils]: 53: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-08 10:57:49,182 INFO L280 TraceCheckUtils]: 54: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-08 10:57:49,182 INFO L280 TraceCheckUtils]: 55: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,183 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-08 10:57:49,183 INFO L280 TraceCheckUtils]: 57: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-08 10:57:49,183 INFO L280 TraceCheckUtils]: 58: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-08 10:57:49,183 INFO L263 TraceCheckUtils]: 59: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:57:49,183 INFO L280 TraceCheckUtils]: 60: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-08 10:57:49,184 INFO L280 TraceCheckUtils]: 61: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,184 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-08 10:57:49,184 INFO L280 TraceCheckUtils]: 63: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,185 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-08 10:57:49,185 INFO L280 TraceCheckUtils]: 65: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-08 10:57:49,185 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-08 10:57:49,189 INFO L263 TraceCheckUtils]: 67: Hoare triple {11260#false} call __utac_acc__Specification1_spec__1(); {11260#false} is VALID [2020-07-08 10:57:49,189 INFO L280 TraceCheckUtils]: 68: Hoare triple {11260#false} havoc ~tmp~3;havoc ~tmp___0~0; {11260#false} is VALID [2020-07-08 10:57:49,190 INFO L263 TraceCheckUtils]: 69: Hoare triple {11260#false} call #t~ret35 := isMethaneLevelCritical(); {11259#true} is VALID [2020-07-08 10:57:49,190 INFO L280 TraceCheckUtils]: 70: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-08 10:57:49,190 INFO L280 TraceCheckUtils]: 71: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,190 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-08 10:57:49,190 INFO L280 TraceCheckUtils]: 73: Hoare triple {11260#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {11260#false} is VALID [2020-07-08 10:57:49,191 INFO L280 TraceCheckUtils]: 74: Hoare triple {11260#false} assume 0 != ~tmp~3; {11260#false} is VALID [2020-07-08 10:57:49,191 INFO L263 TraceCheckUtils]: 75: Hoare triple {11260#false} call #t~ret36 := isPumpRunning(); {11259#true} is VALID [2020-07-08 10:57:49,191 INFO L280 TraceCheckUtils]: 76: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-08 10:57:49,191 INFO L280 TraceCheckUtils]: 77: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-08 10:57:49,191 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-08 10:57:49,192 INFO L280 TraceCheckUtils]: 79: Hoare triple {11260#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {11260#false} is VALID [2020-07-08 10:57:49,192 INFO L280 TraceCheckUtils]: 80: Hoare triple {11260#false} assume 0 != ~tmp___0~0; {11260#false} is VALID [2020-07-08 10:57:49,192 INFO L263 TraceCheckUtils]: 81: Hoare triple {11260#false} call __automaton_fail(); {11260#false} is VALID [2020-07-08 10:57:49,192 INFO L280 TraceCheckUtils]: 82: Hoare triple {11260#false} assume !false; {11260#false} is VALID [2020-07-08 10:57:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:57:49,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449161389] [2020-07-08 10:57:49,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:57:49,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 10:57:49,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334290736] [2020-07-08 10:57:49,207 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-08 10:57:49,208 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:57:49,208 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 10:57:49,326 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:57:49,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 10:57:49,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:57:49,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 10:57:49,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-08 10:57:49,327 INFO L87 Difference]: Start difference. First operand 703 states and 871 transitions. Second operand 9 states. [2020-07-08 10:57:50,491 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 10:57:58,496 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:57:58,954 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 10:58:00,064 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:58:00,698 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:58:28,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:58:28,157 INFO L93 Difference]: Finished difference Result 2338 states and 3323 transitions. [2020-07-08 10:58:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 10:58:28,157 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-08 10:58:28,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:58:28,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:58:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-08 10:58:28,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:58:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-08 10:58:28,170 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 589 transitions. [2020-07-08 10:58:30,234 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 589 edges. 589 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:58:30,381 INFO L225 Difference]: With dead ends: 2338 [2020-07-08 10:58:30,381 INFO L226 Difference]: Without dead ends: 1659 [2020-07-08 10:58:30,384 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-08 10:58:30,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-08 10:58:46,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1259. [2020-07-08 10:58:46,693 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:58:46,693 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1259 states. [2020-07-08 10:58:46,693 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1259 states. [2020-07-08 10:58:46,693 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1259 states. [2020-07-08 10:58:46,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:58:46,808 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-08 10:58:46,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-08 10:58:46,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:58:46,816 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:58:46,816 INFO L74 IsIncluded]: Start isIncluded. First operand 1259 states. Second operand 1659 states. [2020-07-08 10:58:46,816 INFO L87 Difference]: Start difference. First operand 1259 states. Second operand 1659 states. [2020-07-08 10:58:46,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:58:46,926 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-08 10:58:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-08 10:58:46,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:58:46,933 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:58:46,933 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:58:46,934 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:58:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2020-07-08 10:58:47,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1546 transitions. [2020-07-08 10:58:47,055 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1546 transitions. Word has length 83 [2020-07-08 10:58:47,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:58:47,055 INFO L479 AbstractCegarLoop]: Abstraction has 1259 states and 1546 transitions. [2020-07-08 10:58:47,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 10:58:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1546 transitions. [2020-07-08 10:58:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-08 10:58:47,058 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:58:47,058 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:58:47,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 10:58:47,059 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:58:47,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:58:47,059 INFO L82 PathProgramCache]: Analyzing trace with hash 547997666, now seen corresponding path program 1 times [2020-07-08 10:58:47,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:58:47,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562196071] [2020-07-08 10:58:47,060 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:58:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,398 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:58:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,462 INFO L280 TraceCheckUtils]: 0: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-08 10:58:47,462 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,462 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-08 10:58:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,470 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,471 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-08 10:58:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,473 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,474 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-08 10:58:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-08 10:58:47,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,477 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-08 10:58:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,481 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-08 10:58:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,495 INFO L280 TraceCheckUtils]: 0: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,495 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,496 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-08 10:58:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,608 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,608 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,608 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-08 10:58:47,609 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-08 10:58:47,609 INFO L263 TraceCheckUtils]: 1: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-08 10:58:47,609 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,609 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,609 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,610 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-08 10:58:47,610 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-08 10:58:47,613 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-08 10:58:47,614 INFO L280 TraceCheckUtils]: 8: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,614 INFO L280 TraceCheckUtils]: 9: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,615 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-08 10:58:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,619 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,619 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,619 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-08 10:58:47,620 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-08 10:58:47,620 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-08 10:58:47,620 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-08 10:58:47,621 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-08 10:58:47,621 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-08 10:58:47,621 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,621 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,621 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,622 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-08 10:58:47,622 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-08 10:58:47,622 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-08 10:58:47,623 INFO L280 TraceCheckUtils]: 11: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,623 INFO L280 TraceCheckUtils]: 12: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,624 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-08 10:58:47,625 INFO L280 TraceCheckUtils]: 14: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-08 10:58:47,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-08 10:58:47,630 INFO L263 TraceCheckUtils]: 16: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,630 INFO L280 TraceCheckUtils]: 17: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,630 INFO L280 TraceCheckUtils]: 18: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,630 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-08 10:58:47,630 INFO L280 TraceCheckUtils]: 20: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-08 10:58:47,631 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-08 10:58:47,631 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-08 10:58:47,631 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-08 10:58:47,632 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,632 INFO L280 TraceCheckUtils]: 3: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-08 10:58:47,632 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-08 10:58:47,632 INFO L263 TraceCheckUtils]: 5: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-08 10:58:47,632 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-08 10:58:47,632 INFO L263 TraceCheckUtils]: 7: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-08 10:58:47,633 INFO L280 TraceCheckUtils]: 8: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,633 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,633 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,633 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-08 10:58:47,633 INFO L280 TraceCheckUtils]: 12: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-08 10:58:47,634 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-08 10:58:47,635 INFO L280 TraceCheckUtils]: 14: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,635 INFO L280 TraceCheckUtils]: 15: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,636 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-08 10:58:47,636 INFO L280 TraceCheckUtils]: 17: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-08 10:58:47,637 INFO L280 TraceCheckUtils]: 18: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-08 10:58:47,637 INFO L263 TraceCheckUtils]: 19: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,637 INFO L280 TraceCheckUtils]: 20: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,637 INFO L280 TraceCheckUtils]: 21: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,637 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-08 10:58:47,638 INFO L280 TraceCheckUtils]: 23: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-08 10:58:47,638 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-08 10:58:47,638 INFO L280 TraceCheckUtils]: 25: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-08 10:58:47,638 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-08 10:58:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,649 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-08 10:58:47,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,650 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-08 10:58:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:58:47,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-08 10:58:47,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,655 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-08 10:58:47,659 INFO L263 TraceCheckUtils]: 0: Hoare triple {19597#true} call ULTIMATE.init(); {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:58:47,660 INFO L280 TraceCheckUtils]: 1: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-08 10:58:47,660 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,660 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-08 10:58:47,660 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret73 := main(); {19597#true} is VALID [2020-07-08 10:58:47,660 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~11;havoc ~tmp~8; {19597#true} is VALID [2020-07-08 10:58:47,661 INFO L263 TraceCheckUtils]: 6: Hoare triple {19597#true} call select_helpers(); {19597#true} is VALID [2020-07-08 10:58:47,661 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,661 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-08 10:58:47,661 INFO L263 TraceCheckUtils]: 9: Hoare triple {19597#true} call select_features(); {19597#true} is VALID [2020-07-08 10:58:47,661 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L263 TraceCheckUtils]: 12: Hoare triple {19597#true} call #t~ret72 := valid_product(); {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L280 TraceCheckUtils]: 14: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-08 10:58:47,662 INFO L280 TraceCheckUtils]: 16: Hoare triple {19597#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {19597#true} is VALID [2020-07-08 10:58:47,663 INFO L280 TraceCheckUtils]: 17: Hoare triple {19597#true} assume 0 != ~tmp~8; {19597#true} is VALID [2020-07-08 10:58:47,663 INFO L263 TraceCheckUtils]: 18: Hoare triple {19597#true} call setup(); {19597#true} is VALID [2020-07-08 10:58:47,663 INFO L280 TraceCheckUtils]: 19: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,663 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-08 10:58:47,663 INFO L263 TraceCheckUtils]: 21: Hoare triple {19597#true} call runTest(); {19597#true} is VALID [2020-07-08 10:58:47,664 INFO L263 TraceCheckUtils]: 22: Hoare triple {19597#true} call test(); {19597#true} is VALID [2020-07-08 10:58:47,664 INFO L280 TraceCheckUtils]: 23: Hoare triple {19597#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {19597#true} is VALID [2020-07-08 10:58:47,664 INFO L280 TraceCheckUtils]: 24: Hoare triple {19597#true} assume !false; {19597#true} is VALID [2020-07-08 10:58:47,670 INFO L280 TraceCheckUtils]: 25: Hoare triple {19597#true} assume ~splverifierCounter~0 < 4; {19597#true} is VALID [2020-07-08 10:58:47,670 INFO L280 TraceCheckUtils]: 26: Hoare triple {19597#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {19597#true} is VALID [2020-07-08 10:58:47,670 INFO L280 TraceCheckUtils]: 27: Hoare triple {19597#true} assume !(0 != ~tmp~4); {19597#true} is VALID [2020-07-08 10:58:47,670 INFO L280 TraceCheckUtils]: 28: Hoare triple {19597#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {19597#true} is VALID [2020-07-08 10:58:47,671 INFO L280 TraceCheckUtils]: 29: Hoare triple {19597#true} assume 0 != ~tmp___0~1; {19597#true} is VALID [2020-07-08 10:58:47,685 INFO L263 TraceCheckUtils]: 30: Hoare triple {19597#true} call changeMethaneLevel(); {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 31: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 32: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 34: Hoare triple {19597#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 35: Hoare triple {19597#true} assume 0 != ~tmp___2~0; {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L263 TraceCheckUtils]: 36: Hoare triple {19597#true} call timeShift(); {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 37: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-08 10:58:47,686 INFO L280 TraceCheckUtils]: 38: Hoare triple {19597#true} assume 0 != ~systemActive~0; {19597#true} is VALID [2020-07-08 10:58:47,687 INFO L263 TraceCheckUtils]: 39: Hoare triple {19597#true} call processEnvironment(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,687 INFO L280 TraceCheckUtils]: 40: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-08 10:58:47,687 INFO L280 TraceCheckUtils]: 41: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-08 10:58:47,691 INFO L263 TraceCheckUtils]: 42: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,692 INFO L280 TraceCheckUtils]: 43: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-08 10:58:47,692 INFO L280 TraceCheckUtils]: 44: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-08 10:58:47,692 INFO L263 TraceCheckUtils]: 45: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-08 10:58:47,692 INFO L280 TraceCheckUtils]: 46: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-08 10:58:47,692 INFO L263 TraceCheckUtils]: 47: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-08 10:58:47,693 INFO L280 TraceCheckUtils]: 48: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,693 INFO L280 TraceCheckUtils]: 49: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-08 10:58:47,693 INFO L280 TraceCheckUtils]: 50: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,693 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-08 10:58:47,693 INFO L280 TraceCheckUtils]: 52: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-08 10:58:47,694 INFO L280 TraceCheckUtils]: 53: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-08 10:58:47,696 INFO L280 TraceCheckUtils]: 54: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,696 INFO L280 TraceCheckUtils]: 55: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-08 10:58:47,697 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-08 10:58:47,697 INFO L280 TraceCheckUtils]: 57: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-08 10:58:47,698 INFO L280 TraceCheckUtils]: 58: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-08 10:58:47,698 INFO L263 TraceCheckUtils]: 59: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:58:47,698 INFO L280 TraceCheckUtils]: 60: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-08 10:58:47,698 INFO L280 TraceCheckUtils]: 61: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,698 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L280 TraceCheckUtils]: 63: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L280 TraceCheckUtils]: 65: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L263 TraceCheckUtils]: 67: Hoare triple {19598#false} call __utac_acc__Specification1_spec__1(); {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L280 TraceCheckUtils]: 68: Hoare triple {19598#false} havoc ~tmp~3;havoc ~tmp___0~0; {19598#false} is VALID [2020-07-08 10:58:47,699 INFO L263 TraceCheckUtils]: 69: Hoare triple {19598#false} call #t~ret35 := isMethaneLevelCritical(); {19597#true} is VALID [2020-07-08 10:58:47,700 INFO L280 TraceCheckUtils]: 70: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-08 10:58:47,700 INFO L280 TraceCheckUtils]: 71: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,700 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-08 10:58:47,700 INFO L280 TraceCheckUtils]: 73: Hoare triple {19598#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {19598#false} is VALID [2020-07-08 10:58:47,700 INFO L280 TraceCheckUtils]: 74: Hoare triple {19598#false} assume 0 != ~tmp~3; {19598#false} is VALID [2020-07-08 10:58:47,700 INFO L263 TraceCheckUtils]: 75: Hoare triple {19598#false} call #t~ret36 := isPumpRunning(); {19597#true} is VALID [2020-07-08 10:58:47,701 INFO L280 TraceCheckUtils]: 76: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-08 10:58:47,701 INFO L280 TraceCheckUtils]: 77: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-08 10:58:47,701 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-08 10:58:47,701 INFO L280 TraceCheckUtils]: 79: Hoare triple {19598#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {19598#false} is VALID [2020-07-08 10:58:47,701 INFO L280 TraceCheckUtils]: 80: Hoare triple {19598#false} assume 0 != ~tmp___0~0; {19598#false} is VALID [2020-07-08 10:58:47,701 INFO L263 TraceCheckUtils]: 81: Hoare triple {19598#false} call __automaton_fail(); {19598#false} is VALID [2020-07-08 10:58:47,702 INFO L280 TraceCheckUtils]: 82: Hoare triple {19598#false} assume !false; {19598#false} is VALID [2020-07-08 10:58:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:58:47,708 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562196071] [2020-07-08 10:58:47,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:58:47,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 10:58:47,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972617156] [2020-07-08 10:58:47,710 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-08 10:58:47,710 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:58:47,710 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 10:58:47,825 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:58:47,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 10:58:47,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:58:47,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 10:58:47,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-08 10:58:47,826 INFO L87 Difference]: Start difference. First operand 1259 states and 1546 transitions. Second operand 9 states. [2020-07-08 10:58:56,400 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 10:58:57,025 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-08 10:58:58,133 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:58:58,922 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:21,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:59:21,073 INFO L93 Difference]: Finished difference Result 2894 states and 3849 transitions. [2020-07-08 10:59:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 10:59:21,073 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-08 10:59:21,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 10:59:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:59:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-08 10:59:21,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 10:59:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-08 10:59:21,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 392 transitions. [2020-07-08 10:59:22,428 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 392 edges. 392 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:59:22,591 INFO L225 Difference]: With dead ends: 2894 [2020-07-08 10:59:22,591 INFO L226 Difference]: Without dead ends: 1659 [2020-07-08 10:59:22,595 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-08 10:59:22,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-08 10:59:39,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1299. [2020-07-08 10:59:39,363 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 10:59:39,363 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1299 states. [2020-07-08 10:59:39,363 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1299 states. [2020-07-08 10:59:39,363 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1299 states. [2020-07-08 10:59:39,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:59:39,523 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-08 10:59:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-08 10:59:39,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:59:39,529 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:59:39,529 INFO L74 IsIncluded]: Start isIncluded. First operand 1299 states. Second operand 1659 states. [2020-07-08 10:59:39,530 INFO L87 Difference]: Start difference. First operand 1299 states. Second operand 1659 states. [2020-07-08 10:59:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 10:59:39,690 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-08 10:59:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-08 10:59:39,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 10:59:39,696 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 10:59:39,697 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 10:59:39,697 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 10:59:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2020-07-08 10:59:39,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1586 transitions. [2020-07-08 10:59:39,804 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1586 transitions. Word has length 83 [2020-07-08 10:59:39,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 10:59:39,804 INFO L479 AbstractCegarLoop]: Abstraction has 1299 states and 1586 transitions. [2020-07-08 10:59:39,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 10:59:39,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1586 transitions. [2020-07-08 10:59:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-08 10:59:39,807 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 10:59:39,807 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 10:59:39,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-08 10:59:39,807 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 10:59:39,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 10:59:39,807 INFO L82 PathProgramCache]: Analyzing trace with hash 570629920, now seen corresponding path program 1 times [2020-07-08 10:59:39,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 10:59:39,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095503355] [2020-07-08 10:59:39,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 10:59:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,173 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 10:59:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,227 INFO L280 TraceCheckUtils]: 0: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-08 10:59:40,228 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,228 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-08 10:59:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,230 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,231 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-08 10:59:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,242 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,243 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-08 10:59:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:59:40,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:59:40,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-08 10:59:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,276 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-08 10:59:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,291 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,291 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-08 10:59:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-08 10:59:40,386 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,386 INFO L280 TraceCheckUtils]: 2: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,387 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-08 10:59:40,387 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-08 10:59:40,388 INFO L263 TraceCheckUtils]: 1: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-08 10:59:40,388 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-08 10:59:40,389 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,389 INFO L280 TraceCheckUtils]: 4: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,390 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-08 10:59:40,391 INFO L280 TraceCheckUtils]: 6: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-08 10:59:40,391 INFO L280 TraceCheckUtils]: 7: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-08 10:59:40,392 INFO L280 TraceCheckUtils]: 8: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-08 10:59:40,392 INFO L280 TraceCheckUtils]: 9: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,392 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-08 10:59:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,418 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-08 10:59:40,418 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-08 10:59:40,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-08 10:59:40,420 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-08 10:59:40,420 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-08 10:59:40,420 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-08 10:59:40,420 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-08 10:59:40,421 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,421 INFO L280 TraceCheckUtils]: 7: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,422 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-08 10:59:40,423 INFO L280 TraceCheckUtils]: 9: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-08 10:59:40,423 INFO L280 TraceCheckUtils]: 10: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-08 10:59:40,423 INFO L280 TraceCheckUtils]: 11: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-08 10:59:40,423 INFO L280 TraceCheckUtils]: 12: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,424 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-08 10:59:40,424 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-08 10:59:40,424 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-08 10:59:40,424 INFO L263 TraceCheckUtils]: 16: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,424 INFO L280 TraceCheckUtils]: 17: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,424 INFO L280 TraceCheckUtils]: 18: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,424 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-08 10:59:40,425 INFO L280 TraceCheckUtils]: 20: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,425 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-08 10:59:40,425 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-08 10:59:40,425 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-08 10:59:40,426 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,426 INFO L280 TraceCheckUtils]: 3: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-08 10:59:40,426 INFO L280 TraceCheckUtils]: 4: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-08 10:59:40,426 INFO L263 TraceCheckUtils]: 5: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-08 10:59:40,426 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-08 10:59:40,426 INFO L263 TraceCheckUtils]: 7: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-08 10:59:40,427 INFO L280 TraceCheckUtils]: 8: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-08 10:59:40,429 INFO L280 TraceCheckUtils]: 9: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,430 INFO L280 TraceCheckUtils]: 10: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,431 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-08 10:59:40,434 INFO L280 TraceCheckUtils]: 12: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-08 10:59:40,436 INFO L280 TraceCheckUtils]: 13: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-08 10:59:40,436 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-08 10:59:40,436 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,436 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-08 10:59:40,436 INFO L280 TraceCheckUtils]: 17: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-08 10:59:40,437 INFO L280 TraceCheckUtils]: 18: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-08 10:59:40,437 INFO L263 TraceCheckUtils]: 19: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,437 INFO L280 TraceCheckUtils]: 20: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,437 INFO L280 TraceCheckUtils]: 21: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,437 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-08 10:59:40,437 INFO L280 TraceCheckUtils]: 23: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,438 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-08 10:59:40,438 INFO L280 TraceCheckUtils]: 25: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,438 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-08 10:59:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,452 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-08 10:59:40,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,453 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-08 10:59:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 10:59:40,456 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-08 10:59:40,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,456 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-08 10:59:40,460 INFO L263 TraceCheckUtils]: 0: Hoare triple {28702#true} call ULTIMATE.init(); {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 10:59:40,461 INFO L280 TraceCheckUtils]: 1: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-08 10:59:40,461 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,461 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-08 10:59:40,461 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret73 := main(); {28702#true} is VALID [2020-07-08 10:59:40,461 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~11;havoc ~tmp~8; {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L263 TraceCheckUtils]: 6: Hoare triple {28702#true} call select_helpers(); {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L280 TraceCheckUtils]: 7: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L263 TraceCheckUtils]: 9: Hoare triple {28702#true} call select_features(); {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L280 TraceCheckUtils]: 10: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,462 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-08 10:59:40,463 INFO L263 TraceCheckUtils]: 12: Hoare triple {28702#true} call #t~ret72 := valid_product(); {28702#true} is VALID [2020-07-08 10:59:40,467 INFO L280 TraceCheckUtils]: 13: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:59:40,468 INFO L280 TraceCheckUtils]: 14: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-08 10:59:40,469 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-08 10:59:40,470 INFO L280 TraceCheckUtils]: 16: Hoare triple {28714#(= |main_#t~ret72| 1)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {28715#(= 1 main_~tmp~8)} is VALID [2020-07-08 10:59:40,470 INFO L280 TraceCheckUtils]: 17: Hoare triple {28715#(= 1 main_~tmp~8)} assume 0 != ~tmp~8; {28702#true} is VALID [2020-07-08 10:59:40,470 INFO L263 TraceCheckUtils]: 18: Hoare triple {28702#true} call setup(); {28702#true} is VALID [2020-07-08 10:59:40,470 INFO L280 TraceCheckUtils]: 19: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,470 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-08 10:59:40,470 INFO L263 TraceCheckUtils]: 21: Hoare triple {28702#true} call runTest(); {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L263 TraceCheckUtils]: 22: Hoare triple {28702#true} call test(); {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L280 TraceCheckUtils]: 23: Hoare triple {28702#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L280 TraceCheckUtils]: 24: Hoare triple {28702#true} assume !false; {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L280 TraceCheckUtils]: 25: Hoare triple {28702#true} assume ~splverifierCounter~0 < 4; {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L280 TraceCheckUtils]: 26: Hoare triple {28702#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {28702#true} is VALID [2020-07-08 10:59:40,471 INFO L280 TraceCheckUtils]: 27: Hoare triple {28702#true} assume !(0 != ~tmp~4); {28702#true} is VALID [2020-07-08 10:59:40,472 INFO L280 TraceCheckUtils]: 28: Hoare triple {28702#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {28702#true} is VALID [2020-07-08 10:59:40,472 INFO L280 TraceCheckUtils]: 29: Hoare triple {28702#true} assume 0 != ~tmp___0~1; {28702#true} is VALID [2020-07-08 10:59:40,473 INFO L263 TraceCheckUtils]: 30: Hoare triple {28702#true} call changeMethaneLevel(); {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-08 10:59:40,473 INFO L280 TraceCheckUtils]: 31: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,473 INFO L280 TraceCheckUtils]: 32: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,473 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-08 10:59:40,473 INFO L280 TraceCheckUtils]: 34: Hoare triple {28702#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {28702#true} is VALID [2020-07-08 10:59:40,473 INFO L280 TraceCheckUtils]: 35: Hoare triple {28702#true} assume 0 != ~tmp___2~0; {28702#true} is VALID [2020-07-08 10:59:40,474 INFO L263 TraceCheckUtils]: 36: Hoare triple {28702#true} call timeShift(); {28702#true} is VALID [2020-07-08 10:59:40,474 INFO L280 TraceCheckUtils]: 37: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-08 10:59:40,474 INFO L280 TraceCheckUtils]: 38: Hoare triple {28702#true} assume 0 != ~systemActive~0; {28702#true} is VALID [2020-07-08 10:59:40,475 INFO L263 TraceCheckUtils]: 39: Hoare triple {28702#true} call processEnvironment(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,475 INFO L280 TraceCheckUtils]: 40: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-08 10:59:40,475 INFO L280 TraceCheckUtils]: 41: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-08 10:59:40,476 INFO L263 TraceCheckUtils]: 42: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,476 INFO L280 TraceCheckUtils]: 43: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-08 10:59:40,476 INFO L280 TraceCheckUtils]: 44: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-08 10:59:40,476 INFO L263 TraceCheckUtils]: 45: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-08 10:59:40,476 INFO L280 TraceCheckUtils]: 46: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-08 10:59:40,476 INFO L263 TraceCheckUtils]: 47: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-08 10:59:40,477 INFO L280 TraceCheckUtils]: 48: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-08 10:59:40,477 INFO L280 TraceCheckUtils]: 49: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,478 INFO L280 TraceCheckUtils]: 50: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-08 10:59:40,479 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-08 10:59:40,479 INFO L280 TraceCheckUtils]: 52: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-08 10:59:40,480 INFO L280 TraceCheckUtils]: 53: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-08 10:59:40,480 INFO L280 TraceCheckUtils]: 54: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-08 10:59:40,480 INFO L280 TraceCheckUtils]: 55: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,481 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-08 10:59:40,481 INFO L280 TraceCheckUtils]: 57: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-08 10:59:40,481 INFO L280 TraceCheckUtils]: 58: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-08 10:59:40,481 INFO L263 TraceCheckUtils]: 59: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 10:59:40,481 INFO L280 TraceCheckUtils]: 60: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-08 10:59:40,481 INFO L280 TraceCheckUtils]: 61: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,482 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-08 10:59:40,482 INFO L280 TraceCheckUtils]: 63: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,482 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-08 10:59:40,482 INFO L280 TraceCheckUtils]: 65: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-08 10:59:40,482 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-08 10:59:40,482 INFO L263 TraceCheckUtils]: 67: Hoare triple {28703#false} call __utac_acc__Specification1_spec__1(); {28703#false} is VALID [2020-07-08 10:59:40,483 INFO L280 TraceCheckUtils]: 68: Hoare triple {28703#false} havoc ~tmp~3;havoc ~tmp___0~0; {28703#false} is VALID [2020-07-08 10:59:40,483 INFO L263 TraceCheckUtils]: 69: Hoare triple {28703#false} call #t~ret35 := isMethaneLevelCritical(); {28702#true} is VALID [2020-07-08 10:59:40,483 INFO L280 TraceCheckUtils]: 70: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-08 10:59:40,483 INFO L280 TraceCheckUtils]: 71: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,483 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-08 10:59:40,484 INFO L280 TraceCheckUtils]: 73: Hoare triple {28703#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {28703#false} is VALID [2020-07-08 10:59:40,484 INFO L280 TraceCheckUtils]: 74: Hoare triple {28703#false} assume 0 != ~tmp~3; {28703#false} is VALID [2020-07-08 10:59:40,484 INFO L263 TraceCheckUtils]: 75: Hoare triple {28703#false} call #t~ret36 := isPumpRunning(); {28702#true} is VALID [2020-07-08 10:59:40,484 INFO L280 TraceCheckUtils]: 76: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-08 10:59:40,484 INFO L280 TraceCheckUtils]: 77: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-08 10:59:40,484 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-08 10:59:40,485 INFO L280 TraceCheckUtils]: 79: Hoare triple {28703#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {28703#false} is VALID [2020-07-08 10:59:40,485 INFO L280 TraceCheckUtils]: 80: Hoare triple {28703#false} assume 0 != ~tmp___0~0; {28703#false} is VALID [2020-07-08 10:59:40,485 INFO L263 TraceCheckUtils]: 81: Hoare triple {28703#false} call __automaton_fail(); {28703#false} is VALID [2020-07-08 10:59:40,485 INFO L280 TraceCheckUtils]: 82: Hoare triple {28703#false} assume !false; {28703#false} is VALID [2020-07-08 10:59:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 10:59:40,495 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095503355] [2020-07-08 10:59:40,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 10:59:40,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 10:59:40,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202993612] [2020-07-08 10:59:40,498 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-08 10:59:40,498 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 10:59:40,498 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 10:59:40,608 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 10:59:40,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 10:59:40,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 10:59:40,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 10:59:40,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-08 10:59:40,610 INFO L87 Difference]: Start difference. First operand 1299 states and 1586 transitions. Second operand 11 states. [2020-07-08 10:59:42,654 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:43,211 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:43,637 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:49,857 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:51,048 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 10:59:51,696 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:00:12,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:00:12,515 INFO L93 Difference]: Finished difference Result 2592 states and 3413 transitions. [2020-07-08 11:00:12,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 11:00:12,515 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-08 11:00:12,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:00:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 11:00:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-08 11:00:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 11:00:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-08 11:00:12,522 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 391 transitions. [2020-07-08 11:00:13,883 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 391 edges. 391 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:00:13,985 INFO L225 Difference]: With dead ends: 2592 [2020-07-08 11:00:13,985 INFO L226 Difference]: Without dead ends: 1317 [2020-07-08 11:00:13,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-08 11:00:13,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2020-07-08 11:00:27,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1073. [2020-07-08 11:00:27,900 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:00:27,900 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1317 states. Second operand 1073 states. [2020-07-08 11:00:27,900 INFO L74 IsIncluded]: Start isIncluded. First operand 1317 states. Second operand 1073 states. [2020-07-08 11:00:27,900 INFO L87 Difference]: Start difference. First operand 1317 states. Second operand 1073 states. [2020-07-08 11:00:27,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:00:27,971 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-08 11:00:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-08 11:00:27,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:00:27,974 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:00:27,974 INFO L74 IsIncluded]: Start isIncluded. First operand 1073 states. Second operand 1317 states. [2020-07-08 11:00:27,974 INFO L87 Difference]: Start difference. First operand 1073 states. Second operand 1317 states. [2020-07-08 11:00:28,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:00:28,067 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-08 11:00:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-08 11:00:28,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:00:28,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:00:28,070 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:00:28,070 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:00:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2020-07-08 11:00:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1282 transitions. [2020-07-08 11:00:28,121 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1282 transitions. Word has length 83 [2020-07-08 11:00:28,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:00:28,122 INFO L479 AbstractCegarLoop]: Abstraction has 1073 states and 1282 transitions. [2020-07-08 11:00:28,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 11:00:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1282 transitions. [2020-07-08 11:00:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-08 11:00:28,124 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:00:28,124 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:00:28,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-08 11:00:28,125 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:00:28,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:00:28,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1146127589, now seen corresponding path program 1 times [2020-07-08 11:00:28,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:00:28,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138667149] [2020-07-08 11:00:28,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:00:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:00:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:00:28,307 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:00:28,307 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:00:28,307 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-08 11:00:28,459 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:00:28,459 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:00:28,459 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:00:28,459 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:00:28,459 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:00:28,460 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:00:28,461 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,462 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:00:28,463 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1ENTRY has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:00:28,464 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:00:28,465 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:00:28,466 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:00:28,467 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:00:28,468 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L480-1 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-08 11:00:28,469 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L456-1 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L468-1 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-08 11:00:28,470 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-08 11:00:28,471 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-08 11:00:28,472 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L724-1 has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-08 11:00:28,473 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:00:28,474 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: L505-2 has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:00:28,475 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-08 11:00:28,476 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L415-1 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:00:28,477 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-08 11:00:28,478 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: L684-1 has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:00:28,479 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L577-1 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-08 11:00:28,480 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L658-1 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L567-1 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 11:00:28,481 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-08 11:00:28,482 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L758-2 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:00:28,483 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-08 11:00:28,484 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: L784-2 has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,485 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1EXIT has no Hoare annotation [2020-07-08 11:00:28,486 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 11:00:28,487 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:00:28,488 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L769-1 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-08 11:00:28,489 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-08 11:00:28,490 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-08 11:00:28,491 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:00:28,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:00:28,493 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:00:28,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:00:28 BoogieIcfgContainer [2020-07-08 11:00:28,496 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:00:28,499 INFO L168 Benchmark]: Toolchain (without parser) took 275388.72 ms. Allocated memory was 146.8 MB in the beginning and 588.8 MB in the end (delta: 442.0 MB). Free memory was 103.7 MB in the beginning and 200.0 MB in the end (delta: -96.3 MB). Peak memory consumption was 345.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,499 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.02 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 103.5 MB in the beginning and 175.0 MB in the end (delta: -71.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,500 INFO L168 Benchmark]: Boogie Preprocessor took 118.26 ms. Allocated memory is still 207.6 MB. Free memory was 175.0 MB in the beginning and 169.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,501 INFO L168 Benchmark]: RCFGBuilder took 1716.09 ms. Allocated memory was 207.6 MB in the beginning and 243.8 MB in the end (delta: 36.2 MB). Free memory was 169.6 MB in the beginning and 213.8 MB in the end (delta: -44.2 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,501 INFO L168 Benchmark]: TraceAbstraction took 272837.89 ms. Allocated memory was 243.8 MB in the beginning and 588.8 MB in the end (delta: 345.0 MB). Free memory was 213.8 MB in the beginning and 200.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 358.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:00:28,504 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.02 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 103.5 MB in the beginning and 175.0 MB in the end (delta: -71.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.26 ms. Allocated memory is still 207.6 MB. Free memory was 175.0 MB in the beginning and 169.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1716.09 ms. Allocated memory was 207.6 MB in the beginning and 243.8 MB in the end (delta: 36.2 MB). Free memory was 169.6 MB in the beginning and 213.8 MB in the end (delta: -44.2 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 272837.89 ms. Allocated memory was 243.8 MB in the beginning and 588.8 MB in the end (delta: 345.0 MB). Free memory was 213.8 MB in the beginning and 200.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 358.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 439]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=170, \old(head)=176, \old(head)=161, \old(methaneLevelCritical)=144, \old(pumpRunning)=135, \old(systemActive)=134, \old(waterLevel)=137, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L921] int retValue_acc ; [L922] 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] [L926] 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] [L927] 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] [L928] 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] [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] 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] [L928] 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] [L928] tmp = valid_product() [L930] 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] [L932] 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] [L933] 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] [L915] 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] [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] 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] [L557] 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] [L559] 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] [L565] tmp = __VERIFIER_nondet_int() [L567] 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] [L569] 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] [L468] COND TRUE waterLevel < 2 [L469] 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] [L569] 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] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \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=1, waterLevel=2] [L579] CALL changeMethaneLevel() 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] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L579] RET changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, tmp___2=-2, waterLevel=2] [L602] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L679] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] CALL, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] CALL, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L530] int retValue_acc ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L782] RET, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterSensorDry()=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L658] RET, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterLevel()=1, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=1, waterLevel=2] [L662] CALL activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L707] pumpRunning = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L662] RET activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L633] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L639] CALL __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L419] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] tmp___0 = isPumpRunning() [L421] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L423] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L439] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 272.5s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 194.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 905 SDtfs, 1869 SDslu, 1160 SDs, 0 SdLazy, 5221 SolverSat, 1237 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1299occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 71.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1431 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 598 NumberOfCodeBlocks, 598 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 503 ConstructedInterpolants, 0 QuantifiedInterpolants, 149760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...