/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:23:39,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:23:39,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:23:39,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:23:39,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:23:39,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:23:39,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:23:39,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:23:39,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:23:39,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:23:39,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:23:39,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:23:39,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:23:39,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:23:39,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:23:39,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:23:39,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:23:39,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:23:39,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:23:39,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:23:39,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:23:39,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:23:39,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:23:39,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:23:39,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:23:39,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:23:39,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:23:39,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:23:39,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:23:39,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:23:39,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:23:39,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:23:39,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:23:39,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:23:39,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:23:39,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:23:39,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:23:39,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:23:39,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:23:39,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:23:39,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:23:39,776 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 [2020-07-17 21:23:39,795 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:23:39,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:23:39,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:23:39,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:23:39,797 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:23:39,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:23:39,797 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:23:39,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:23:39,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:23:39,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:23:39,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:23:39,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:23:39,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:23:39,799 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:23:39,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:23:39,799 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:23:39,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:23:39,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:23:39,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:23:39,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:23:39,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:23:39,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:23:39,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:23:39,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:23:39,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:23:39,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:23:39,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:23:39,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:23:39,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:23:39,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:23:40,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:23:40,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:23:40,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:23:40,137 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:23:40,137 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:23:40,138 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c [2020-07-17 21:23:40,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c0763ef/717da7ee393d4a6398a13eea9a29a850/FLAGcb00c254e [2020-07-17 21:23:40,723 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:23:40,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product43.cil.c [2020-07-17 21:23:40,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c0763ef/717da7ee393d4a6398a13eea9a29a850/FLAGcb00c254e [2020-07-17 21:23:41,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c0763ef/717da7ee393d4a6398a13eea9a29a850 [2020-07-17 21:23:41,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:23:41,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:23:41,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:41,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:23:41,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:23:41,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46408e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41, skipping insertion in model container [2020-07-17 21:23:41,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:23:41,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:23:41,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:41,673 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:23:41,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:41,801 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:23:41,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41 WrapperNode [2020-07-17 21:23:41,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:41,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:23:41,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:23:41,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:23:41,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... [2020-07-17 21:23:41,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:23:41,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:23:41,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:23:41,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:23:41,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:23:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:23:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:23:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:23:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:23:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:23:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:23:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:23:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-17 21:23:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:23:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:23:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:23:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:23:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:23:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:23:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:23:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:23:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:23:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:23:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:23:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:23:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:23:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:23:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:23:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:23:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:23:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:23:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:23:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:23:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:23:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:23:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:23:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:23:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:23:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:23:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:23:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-17 21:23:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:23:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:23:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:23:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:23:43,595 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:23:43,595 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:23:43,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:43 BoogieIcfgContainer [2020-07-17 21:23:43,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:23:43,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:23:43,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:23:43,607 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:23:43,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:23:41" (1/3) ... [2020-07-17 21:23:43,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571c972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:43, skipping insertion in model container [2020-07-17 21:23:43,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:41" (2/3) ... [2020-07-17 21:23:43,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571c972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:43, skipping insertion in model container [2020-07-17 21:23:43,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:43" (3/3) ... [2020-07-17 21:23:43,611 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product43.cil.c [2020-07-17 21:23:43,623 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:23:43,632 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:23:43,647 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:23:43,674 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:23:43,674 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:23:43,674 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:23:43,674 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:23:43,675 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:23:43,675 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:23:43,675 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:23:43,676 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:23:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-07-17 21:23:43,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:23:43,714 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:43,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:43,716 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:43,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:43,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1046515037, now seen corresponding path program 1 times [2020-07-17 21:23:43,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:43,737 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400419385] [2020-07-17 21:23:43,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,554 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,671 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {178#true} is VALID [2020-07-17 21:23:44,672 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,672 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {178#true} #517#return; {178#true} is VALID [2020-07-17 21:23:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,678 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #423#return; {178#true} is VALID [2020-07-17 21:23:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,682 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,682 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #425#return; {178#true} is VALID [2020-07-17 21:23:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,687 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {178#true} is VALID [2020-07-17 21:23:44,688 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,688 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {178#true} #427#return; {178#true} is VALID [2020-07-17 21:23:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,692 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,692 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {178#true} {178#true} #429#return; {178#true} is VALID [2020-07-17 21:23:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {178#true} is VALID [2020-07-17 21:23:44,697 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,697 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #509#return; {179#false} is VALID [2020-07-17 21:23:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,701 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {178#true} is VALID [2020-07-17 21:23:44,702 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,702 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #511#return; {179#false} is VALID [2020-07-17 21:23:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:44,706 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {178#true} is VALID [2020-07-17 21:23:44,707 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,707 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {178#true} {179#false} #513#return; {179#false} is VALID [2020-07-17 21:23:44,713 INFO L263 TraceCheckUtils]: 0: Hoare triple {178#true} call ULTIMATE.init(); {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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 [2020-07-17 21:23:44,714 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {178#true} is VALID [2020-07-17 21:23:44,714 INFO L280 TraceCheckUtils]: 2: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,715 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {178#true} {178#true} #517#return; {178#true} is VALID [2020-07-17 21:23:44,715 INFO L263 TraceCheckUtils]: 4: Hoare triple {178#true} call #t~ret74 := main(); {178#true} is VALID [2020-07-17 21:23:44,715 INFO L280 TraceCheckUtils]: 5: Hoare triple {178#true} havoc ~retValue_acc~0;havoc ~tmp~0; {178#true} is VALID [2020-07-17 21:23:44,716 INFO L263 TraceCheckUtils]: 6: Hoare triple {178#true} call select_helpers(); {178#true} is VALID [2020-07-17 21:23:44,716 INFO L280 TraceCheckUtils]: 7: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,716 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {178#true} {178#true} #423#return; {178#true} is VALID [2020-07-17 21:23:44,716 INFO L263 TraceCheckUtils]: 9: Hoare triple {178#true} call select_features(); {178#true} is VALID [2020-07-17 21:23:44,717 INFO L280 TraceCheckUtils]: 10: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,717 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {178#true} {178#true} #425#return; {178#true} is VALID [2020-07-17 21:23:44,718 INFO L263 TraceCheckUtils]: 12: Hoare triple {178#true} call #t~ret0 := valid_product(); {178#true} is VALID [2020-07-17 21:23:44,718 INFO L280 TraceCheckUtils]: 13: Hoare triple {178#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {178#true} is VALID [2020-07-17 21:23:44,718 INFO L280 TraceCheckUtils]: 14: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,719 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {178#true} {178#true} #427#return; {178#true} is VALID [2020-07-17 21:23:44,719 INFO L280 TraceCheckUtils]: 16: Hoare triple {178#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {178#true} is VALID [2020-07-17 21:23:44,719 INFO L280 TraceCheckUtils]: 17: Hoare triple {178#true} assume 0 != ~tmp~0; {178#true} is VALID [2020-07-17 21:23:44,720 INFO L263 TraceCheckUtils]: 18: Hoare triple {178#true} call setup(); {178#true} is VALID [2020-07-17 21:23:44,720 INFO L280 TraceCheckUtils]: 19: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,720 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {178#true} {178#true} #429#return; {178#true} is VALID [2020-07-17 21:23:44,721 INFO L263 TraceCheckUtils]: 21: Hoare triple {178#true} call runTest(); {178#true} is VALID [2020-07-17 21:23:44,721 INFO L263 TraceCheckUtils]: 22: Hoare triple {178#true} call test(); {178#true} is VALID [2020-07-17 21:23:44,721 INFO L280 TraceCheckUtils]: 23: Hoare triple {178#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {178#true} is VALID [2020-07-17 21:23:44,722 INFO L280 TraceCheckUtils]: 24: Hoare triple {178#true} assume !true; {179#false} is VALID [2020-07-17 21:23:44,723 INFO L263 TraceCheckUtils]: 25: Hoare triple {179#false} call cleanup(); {179#false} is VALID [2020-07-17 21:23:44,723 INFO L280 TraceCheckUtils]: 26: Hoare triple {179#false} havoc ~i~0;havoc ~__cil_tmp2~0; {179#false} is VALID [2020-07-17 21:23:44,723 INFO L263 TraceCheckUtils]: 27: Hoare triple {179#false} call timeShift(); {179#false} is VALID [2020-07-17 21:23:44,724 INFO L280 TraceCheckUtils]: 28: Hoare triple {179#false} assume !(0 != ~pumpRunning~0); {179#false} is VALID [2020-07-17 21:23:44,724 INFO L280 TraceCheckUtils]: 29: Hoare triple {179#false} assume !(0 != ~systemActive~0); {179#false} is VALID [2020-07-17 21:23:44,724 INFO L263 TraceCheckUtils]: 30: Hoare triple {179#false} call __utac_acc__Specification3_spec__1(); {179#false} is VALID [2020-07-17 21:23:44,725 INFO L280 TraceCheckUtils]: 31: Hoare triple {179#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {179#false} is VALID [2020-07-17 21:23:44,725 INFO L263 TraceCheckUtils]: 32: Hoare triple {179#false} call #t~ret1 := isMethaneLevelCritical(); {178#true} is VALID [2020-07-17 21:23:44,725 INFO L280 TraceCheckUtils]: 33: Hoare triple {178#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {178#true} is VALID [2020-07-17 21:23:44,726 INFO L280 TraceCheckUtils]: 34: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,726 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {178#true} {179#false} #509#return; {179#false} is VALID [2020-07-17 21:23:44,726 INFO L280 TraceCheckUtils]: 36: Hoare triple {179#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {179#false} is VALID [2020-07-17 21:23:44,726 INFO L280 TraceCheckUtils]: 37: Hoare triple {179#false} assume !(0 != ~tmp~1); {179#false} is VALID [2020-07-17 21:23:44,727 INFO L263 TraceCheckUtils]: 38: Hoare triple {179#false} call #t~ret2 := getWaterLevel(); {178#true} is VALID [2020-07-17 21:23:44,727 INFO L280 TraceCheckUtils]: 39: Hoare triple {178#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {178#true} is VALID [2020-07-17 21:23:44,727 INFO L280 TraceCheckUtils]: 40: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,728 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {178#true} {179#false} #511#return; {179#false} is VALID [2020-07-17 21:23:44,728 INFO L280 TraceCheckUtils]: 42: Hoare triple {179#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {179#false} is VALID [2020-07-17 21:23:44,728 INFO L280 TraceCheckUtils]: 43: Hoare triple {179#false} assume 2 == ~tmp___0~0; {179#false} is VALID [2020-07-17 21:23:44,729 INFO L263 TraceCheckUtils]: 44: Hoare triple {179#false} call #t~ret3 := isPumpRunning(); {178#true} is VALID [2020-07-17 21:23:44,729 INFO L280 TraceCheckUtils]: 45: Hoare triple {178#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {178#true} is VALID [2020-07-17 21:23:44,729 INFO L280 TraceCheckUtils]: 46: Hoare triple {178#true} assume true; {178#true} is VALID [2020-07-17 21:23:44,730 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {178#true} {179#false} #513#return; {179#false} is VALID [2020-07-17 21:23:44,730 INFO L280 TraceCheckUtils]: 48: Hoare triple {179#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {179#false} is VALID [2020-07-17 21:23:44,730 INFO L280 TraceCheckUtils]: 49: Hoare triple {179#false} assume !(0 != ~tmp___1~0); {179#false} is VALID [2020-07-17 21:23:44,731 INFO L263 TraceCheckUtils]: 50: Hoare triple {179#false} call __automaton_fail(); {179#false} is VALID [2020-07-17 21:23:44,731 INFO L280 TraceCheckUtils]: 51: Hoare triple {179#false} assume !false; {179#false} is VALID [2020-07-17 21:23:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:44,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400419385] [2020-07-17 21:23:44,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:44,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:23:44,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847772926] [2020-07-17 21:23:44,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:23:44,754 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:44,758 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:23:44,848 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:44,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:23:44,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:44,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:23:44,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:23:44,860 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 3 states. [2020-07-17 21:23:49,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:49,461 INFO L93 Difference]: Finished difference Result 307 states and 398 transitions. [2020-07-17 21:23:49,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:23:49,461 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:23:49,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:49,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:23:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2020-07-17 21:23:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:23:49,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 398 transitions. [2020-07-17 21:23:49,516 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 398 transitions. [2020-07-17 21:23:50,850 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 398 edges. 398 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:50,876 INFO L225 Difference]: With dead ends: 307 [2020-07-17 21:23:50,876 INFO L226 Difference]: Without dead ends: 166 [2020-07-17 21:23:50,881 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:23:50,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-07-17 21:23:52,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 132. [2020-07-17 21:23:52,168 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:52,169 INFO L82 GeneralOperation]: Start isEquivalent. First operand 166 states. Second operand 132 states. [2020-07-17 21:23:52,169 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand 132 states. [2020-07-17 21:23:52,169 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 132 states. [2020-07-17 21:23:52,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:52,192 INFO L93 Difference]: Finished difference Result 166 states and 207 transitions. [2020-07-17 21:23:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2020-07-17 21:23:52,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:52,201 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:52,201 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 166 states. [2020-07-17 21:23:52,201 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 166 states. [2020-07-17 21:23:52,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:52,227 INFO L93 Difference]: Finished difference Result 166 states and 207 transitions. [2020-07-17 21:23:52,227 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2020-07-17 21:23:52,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:52,235 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:52,235 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:52,235 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-17 21:23:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2020-07-17 21:23:52,248 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 52 [2020-07-17 21:23:52,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:52,248 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2020-07-17 21:23:52,249 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:23:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2020-07-17 21:23:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:23:52,251 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:52,252 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:52,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:23:52,256 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:52,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:52,257 INFO L82 PathProgramCache]: Analyzing trace with hash -503992923, now seen corresponding path program 1 times [2020-07-17 21:23:52,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:52,265 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528393130] [2020-07-17 21:23:52,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,696 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1150#true} is VALID [2020-07-17 21:23:52,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,787 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1150#true} #517#return; {1150#true} is VALID [2020-07-17 21:23:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,791 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #423#return; {1150#true} is VALID [2020-07-17 21:23:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,801 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,801 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #425#return; {1150#true} is VALID [2020-07-17 21:23:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,815 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1150#true} is VALID [2020-07-17 21:23:52,816 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,816 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1150#true} #427#return; {1150#true} is VALID [2020-07-17 21:23:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,822 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,823 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1150#true} {1150#true} #429#return; {1150#true} is VALID [2020-07-17 21:23:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1150#true} is VALID [2020-07-17 21:23:52,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,827 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #509#return; {1151#false} is VALID [2020-07-17 21:23:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1150#true} is VALID [2020-07-17 21:23:52,831 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,832 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #511#return; {1151#false} is VALID [2020-07-17 21:23:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:52,836 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1150#true} is VALID [2020-07-17 21:23:52,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,837 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1150#true} {1151#false} #513#return; {1151#false} is VALID [2020-07-17 21:23:52,842 INFO L263 TraceCheckUtils]: 0: Hoare triple {1150#true} call ULTIMATE.init(); {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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 [2020-07-17 21:23:52,842 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1150#true} is VALID [2020-07-17 21:23:52,843 INFO L280 TraceCheckUtils]: 2: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,843 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1150#true} {1150#true} #517#return; {1150#true} is VALID [2020-07-17 21:23:52,843 INFO L263 TraceCheckUtils]: 4: Hoare triple {1150#true} call #t~ret74 := main(); {1150#true} is VALID [2020-07-17 21:23:52,844 INFO L280 TraceCheckUtils]: 5: Hoare triple {1150#true} havoc ~retValue_acc~0;havoc ~tmp~0; {1150#true} is VALID [2020-07-17 21:23:52,844 INFO L263 TraceCheckUtils]: 6: Hoare triple {1150#true} call select_helpers(); {1150#true} is VALID [2020-07-17 21:23:52,845 INFO L280 TraceCheckUtils]: 7: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,845 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1150#true} {1150#true} #423#return; {1150#true} is VALID [2020-07-17 21:23:52,845 INFO L263 TraceCheckUtils]: 9: Hoare triple {1150#true} call select_features(); {1150#true} is VALID [2020-07-17 21:23:52,845 INFO L280 TraceCheckUtils]: 10: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,846 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1150#true} {1150#true} #425#return; {1150#true} is VALID [2020-07-17 21:23:52,846 INFO L263 TraceCheckUtils]: 12: Hoare triple {1150#true} call #t~ret0 := valid_product(); {1150#true} is VALID [2020-07-17 21:23:52,846 INFO L280 TraceCheckUtils]: 13: Hoare triple {1150#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1150#true} is VALID [2020-07-17 21:23:52,847 INFO L280 TraceCheckUtils]: 14: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,847 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1150#true} {1150#true} #427#return; {1150#true} is VALID [2020-07-17 21:23:52,847 INFO L280 TraceCheckUtils]: 16: Hoare triple {1150#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1150#true} is VALID [2020-07-17 21:23:52,848 INFO L280 TraceCheckUtils]: 17: Hoare triple {1150#true} assume 0 != ~tmp~0; {1150#true} is VALID [2020-07-17 21:23:52,848 INFO L263 TraceCheckUtils]: 18: Hoare triple {1150#true} call setup(); {1150#true} is VALID [2020-07-17 21:23:52,848 INFO L280 TraceCheckUtils]: 19: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,849 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1150#true} {1150#true} #429#return; {1150#true} is VALID [2020-07-17 21:23:52,849 INFO L263 TraceCheckUtils]: 21: Hoare triple {1150#true} call runTest(); {1150#true} is VALID [2020-07-17 21:23:52,849 INFO L263 TraceCheckUtils]: 22: Hoare triple {1150#true} call test(); {1150#true} is VALID [2020-07-17 21:23:52,851 INFO L280 TraceCheckUtils]: 23: Hoare triple {1150#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1164#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:23:52,852 INFO L280 TraceCheckUtils]: 24: Hoare triple {1164#(= 0 test_~splverifierCounter~0)} assume !false; {1164#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:23:52,853 INFO L280 TraceCheckUtils]: 25: Hoare triple {1164#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1151#false} is VALID [2020-07-17 21:23:52,853 INFO L263 TraceCheckUtils]: 26: Hoare triple {1151#false} call cleanup(); {1151#false} is VALID [2020-07-17 21:23:52,853 INFO L280 TraceCheckUtils]: 27: Hoare triple {1151#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1151#false} is VALID [2020-07-17 21:23:52,854 INFO L263 TraceCheckUtils]: 28: Hoare triple {1151#false} call timeShift(); {1151#false} is VALID [2020-07-17 21:23:52,854 INFO L280 TraceCheckUtils]: 29: Hoare triple {1151#false} assume !(0 != ~pumpRunning~0); {1151#false} is VALID [2020-07-17 21:23:52,854 INFO L280 TraceCheckUtils]: 30: Hoare triple {1151#false} assume !(0 != ~systemActive~0); {1151#false} is VALID [2020-07-17 21:23:52,854 INFO L263 TraceCheckUtils]: 31: Hoare triple {1151#false} call __utac_acc__Specification3_spec__1(); {1151#false} is VALID [2020-07-17 21:23:52,855 INFO L280 TraceCheckUtils]: 32: Hoare triple {1151#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {1151#false} is VALID [2020-07-17 21:23:52,855 INFO L263 TraceCheckUtils]: 33: Hoare triple {1151#false} call #t~ret1 := isMethaneLevelCritical(); {1150#true} is VALID [2020-07-17 21:23:52,855 INFO L280 TraceCheckUtils]: 34: Hoare triple {1150#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1150#true} is VALID [2020-07-17 21:23:52,856 INFO L280 TraceCheckUtils]: 35: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,856 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1150#true} {1151#false} #509#return; {1151#false} is VALID [2020-07-17 21:23:52,856 INFO L280 TraceCheckUtils]: 37: Hoare triple {1151#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {1151#false} is VALID [2020-07-17 21:23:52,857 INFO L280 TraceCheckUtils]: 38: Hoare triple {1151#false} assume !(0 != ~tmp~1); {1151#false} is VALID [2020-07-17 21:23:52,857 INFO L263 TraceCheckUtils]: 39: Hoare triple {1151#false} call #t~ret2 := getWaterLevel(); {1150#true} is VALID [2020-07-17 21:23:52,857 INFO L280 TraceCheckUtils]: 40: Hoare triple {1150#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1150#true} is VALID [2020-07-17 21:23:52,857 INFO L280 TraceCheckUtils]: 41: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,858 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1150#true} {1151#false} #511#return; {1151#false} is VALID [2020-07-17 21:23:52,858 INFO L280 TraceCheckUtils]: 43: Hoare triple {1151#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1151#false} is VALID [2020-07-17 21:23:52,858 INFO L280 TraceCheckUtils]: 44: Hoare triple {1151#false} assume 2 == ~tmp___0~0; {1151#false} is VALID [2020-07-17 21:23:52,859 INFO L263 TraceCheckUtils]: 45: Hoare triple {1151#false} call #t~ret3 := isPumpRunning(); {1150#true} is VALID [2020-07-17 21:23:52,859 INFO L280 TraceCheckUtils]: 46: Hoare triple {1150#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1150#true} is VALID [2020-07-17 21:23:52,859 INFO L280 TraceCheckUtils]: 47: Hoare triple {1150#true} assume true; {1150#true} is VALID [2020-07-17 21:23:52,860 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1150#true} {1151#false} #513#return; {1151#false} is VALID [2020-07-17 21:23:52,860 INFO L280 TraceCheckUtils]: 49: Hoare triple {1151#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1151#false} is VALID [2020-07-17 21:23:52,860 INFO L280 TraceCheckUtils]: 50: Hoare triple {1151#false} assume !(0 != ~tmp___1~0); {1151#false} is VALID [2020-07-17 21:23:52,861 INFO L263 TraceCheckUtils]: 51: Hoare triple {1151#false} call __automaton_fail(); {1151#false} is VALID [2020-07-17 21:23:52,861 INFO L280 TraceCheckUtils]: 52: Hoare triple {1151#false} assume !false; {1151#false} is VALID [2020-07-17 21:23:52,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:52,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528393130] [2020-07-17 21:23:52,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:52,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:23:52,885 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359303487] [2020-07-17 21:23:52,887 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:23:52,888 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:52,888 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:23:52,973 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:52,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:23:52,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:52,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:23:52,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:23:52,974 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 4 states. [2020-07-17 21:23:54,145 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:23:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:57,670 INFO L93 Difference]: Finished difference Result 231 states and 279 transitions. [2020-07-17 21:23:57,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:23:57,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:23:57,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:57,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:23:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 279 transitions. [2020-07-17 21:23:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:23:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 279 transitions. [2020-07-17 21:23:57,685 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 279 transitions. [2020-07-17 21:23:58,645 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 279 edges. 279 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:58,653 INFO L225 Difference]: With dead ends: 231 [2020-07-17 21:23:58,653 INFO L226 Difference]: Without dead ends: 150 [2020-07-17 21:23:58,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:23:58,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-07-17 21:24:00,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2020-07-17 21:24:00,021 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:00,022 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand 123 states. [2020-07-17 21:24:00,022 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 123 states. [2020-07-17 21:24:00,022 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 123 states. [2020-07-17 21:24:00,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,030 INFO L93 Difference]: Finished difference Result 150 states and 183 transitions. [2020-07-17 21:24:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 183 transitions. [2020-07-17 21:24:00,032 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,039 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,040 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 150 states. [2020-07-17 21:24:00,040 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 150 states. [2020-07-17 21:24:00,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,048 INFO L93 Difference]: Finished difference Result 150 states and 183 transitions. [2020-07-17 21:24:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 183 transitions. [2020-07-17 21:24:00,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,050 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:00,050 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-17 21:24:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2020-07-17 21:24:00,055 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 53 [2020-07-17 21:24:00,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:00,056 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2020-07-17 21:24:00,056 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:24:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2020-07-17 21:24:00,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:24:00,057 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:00,058 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] [2020-07-17 21:24:00,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:24:00,058 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:00,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:00,058 INFO L82 PathProgramCache]: Analyzing trace with hash -709646157, now seen corresponding path program 1 times [2020-07-17 21:24:00,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:00,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210141847] [2020-07-17 21:24:00,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,448 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,572 INFO L280 TraceCheckUtils]: 0: Hoare triple {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,573 INFO L280 TraceCheckUtils]: 1: Hoare triple {1987#(= 1 ~systemActive~0)} assume true; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,574 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1987#(= 1 ~systemActive~0)} {1982#true} #517#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,578 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,579 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #423#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,587 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,588 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #425#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:00,653 INFO L280 TraceCheckUtils]: 1: Hoare triple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:00,654 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1987#(= 1 ~systemActive~0)} #427#return; {1995#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-17 21:24:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,659 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1982#true} {1997#(not (= 0 ~systemActive~0))} #429#return; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,662 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1982#true} is VALID [2020-07-17 21:24:00,663 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,663 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #509#return; {1983#false} is VALID [2020-07-17 21:24:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,667 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1982#true} is VALID [2020-07-17 21:24:00,667 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,667 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #511#return; {1983#false} is VALID [2020-07-17 21:24:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,672 INFO L280 TraceCheckUtils]: 0: Hoare triple {1982#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1982#true} is VALID [2020-07-17 21:24:00,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,673 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1982#true} {1983#false} #513#return; {1983#false} is VALID [2020-07-17 21:24:00,678 INFO L263 TraceCheckUtils]: 0: Hoare triple {1982#true} call ULTIMATE.init(); {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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 [2020-07-17 21:24:00,683 INFO L280 TraceCheckUtils]: 1: Hoare triple {2009#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,684 INFO L280 TraceCheckUtils]: 2: Hoare triple {1987#(= 1 ~systemActive~0)} assume true; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,685 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1987#(= 1 ~systemActive~0)} {1982#true} #517#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,686 INFO L263 TraceCheckUtils]: 4: Hoare triple {1987#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,687 INFO L280 TraceCheckUtils]: 5: Hoare triple {1987#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,688 INFO L263 TraceCheckUtils]: 6: Hoare triple {1987#(= 1 ~systemActive~0)} call select_helpers(); {1982#true} is VALID [2020-07-17 21:24:00,688 INFO L280 TraceCheckUtils]: 7: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,689 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #423#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,689 INFO L263 TraceCheckUtils]: 9: Hoare triple {1987#(= 1 ~systemActive~0)} call select_features(); {1982#true} is VALID [2020-07-17 21:24:00,689 INFO L280 TraceCheckUtils]: 10: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,690 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1982#true} {1987#(= 1 ~systemActive~0)} #425#return; {1987#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:00,691 INFO L263 TraceCheckUtils]: 12: Hoare triple {1987#(= 1 ~systemActive~0)} call #t~ret0 := valid_product(); {1982#true} is VALID [2020-07-17 21:24:00,691 INFO L280 TraceCheckUtils]: 13: Hoare triple {1982#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:00,692 INFO L280 TraceCheckUtils]: 14: Hoare triple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:00,693 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2010#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1987#(= 1 ~systemActive~0)} #427#return; {1995#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-17 21:24:00,695 INFO L280 TraceCheckUtils]: 16: Hoare triple {1995#(= |main_#t~ret0| ~systemActive~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1996#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:24:00,696 INFO L280 TraceCheckUtils]: 17: Hoare triple {1996#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,697 INFO L263 TraceCheckUtils]: 18: Hoare triple {1997#(not (= 0 ~systemActive~0))} call setup(); {1982#true} is VALID [2020-07-17 21:24:00,697 INFO L280 TraceCheckUtils]: 19: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,697 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1982#true} {1997#(not (= 0 ~systemActive~0))} #429#return; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,698 INFO L263 TraceCheckUtils]: 21: Hoare triple {1997#(not (= 0 ~systemActive~0))} call runTest(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,699 INFO L263 TraceCheckUtils]: 22: Hoare triple {1997#(not (= 0 ~systemActive~0))} call test(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,699 INFO L280 TraceCheckUtils]: 23: Hoare triple {1997#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,700 INFO L280 TraceCheckUtils]: 24: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !false; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,701 INFO L280 TraceCheckUtils]: 25: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,701 INFO L280 TraceCheckUtils]: 26: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp~8 := #t~nondet60;havoc #t~nondet60; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,702 INFO L280 TraceCheckUtils]: 27: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~8); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,702 INFO L280 TraceCheckUtils]: 28: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___0~2 := #t~nondet61;havoc #t~nondet61; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,703 INFO L280 TraceCheckUtils]: 29: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,704 INFO L280 TraceCheckUtils]: 30: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___2~0 := #t~nondet62;havoc #t~nondet62; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,704 INFO L280 TraceCheckUtils]: 31: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,705 INFO L263 TraceCheckUtils]: 32: Hoare triple {1997#(not (= 0 ~systemActive~0))} call timeShift(); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,706 INFO L280 TraceCheckUtils]: 33: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1997#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:00,706 INFO L280 TraceCheckUtils]: 34: Hoare triple {1997#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1983#false} is VALID [2020-07-17 21:24:00,706 INFO L263 TraceCheckUtils]: 35: Hoare triple {1983#false} call __utac_acc__Specification3_spec__1(); {1983#false} is VALID [2020-07-17 21:24:00,707 INFO L280 TraceCheckUtils]: 36: Hoare triple {1983#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {1983#false} is VALID [2020-07-17 21:24:00,707 INFO L263 TraceCheckUtils]: 37: Hoare triple {1983#false} call #t~ret1 := isMethaneLevelCritical(); {1982#true} is VALID [2020-07-17 21:24:00,707 INFO L280 TraceCheckUtils]: 38: Hoare triple {1982#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1982#true} is VALID [2020-07-17 21:24:00,707 INFO L280 TraceCheckUtils]: 39: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,708 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1982#true} {1983#false} #509#return; {1983#false} is VALID [2020-07-17 21:24:00,708 INFO L280 TraceCheckUtils]: 41: Hoare triple {1983#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {1983#false} is VALID [2020-07-17 21:24:00,708 INFO L280 TraceCheckUtils]: 42: Hoare triple {1983#false} assume !(0 != ~tmp~1); {1983#false} is VALID [2020-07-17 21:24:00,708 INFO L263 TraceCheckUtils]: 43: Hoare triple {1983#false} call #t~ret2 := getWaterLevel(); {1982#true} is VALID [2020-07-17 21:24:00,708 INFO L280 TraceCheckUtils]: 44: Hoare triple {1982#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1982#true} is VALID [2020-07-17 21:24:00,709 INFO L280 TraceCheckUtils]: 45: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,709 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1982#true} {1983#false} #511#return; {1983#false} is VALID [2020-07-17 21:24:00,709 INFO L280 TraceCheckUtils]: 47: Hoare triple {1983#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1983#false} is VALID [2020-07-17 21:24:00,709 INFO L280 TraceCheckUtils]: 48: Hoare triple {1983#false} assume 2 == ~tmp___0~0; {1983#false} is VALID [2020-07-17 21:24:00,710 INFO L263 TraceCheckUtils]: 49: Hoare triple {1983#false} call #t~ret3 := isPumpRunning(); {1982#true} is VALID [2020-07-17 21:24:00,710 INFO L280 TraceCheckUtils]: 50: Hoare triple {1982#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1982#true} is VALID [2020-07-17 21:24:00,710 INFO L280 TraceCheckUtils]: 51: Hoare triple {1982#true} assume true; {1982#true} is VALID [2020-07-17 21:24:00,710 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1982#true} {1983#false} #513#return; {1983#false} is VALID [2020-07-17 21:24:00,710 INFO L280 TraceCheckUtils]: 53: Hoare triple {1983#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1983#false} is VALID [2020-07-17 21:24:00,711 INFO L280 TraceCheckUtils]: 54: Hoare triple {1983#false} assume !(0 != ~tmp___1~0); {1983#false} is VALID [2020-07-17 21:24:00,711 INFO L263 TraceCheckUtils]: 55: Hoare triple {1983#false} call __automaton_fail(); {1983#false} is VALID [2020-07-17 21:24:00,711 INFO L280 TraceCheckUtils]: 56: Hoare triple {1983#false} assume !false; {1983#false} is VALID [2020-07-17 21:24:00,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:00,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210141847] [2020-07-17 21:24:00,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:00,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:24:00,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391450890] [2020-07-17 21:24:00,723 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:24:00,724 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:00,724 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:24:00,819 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:00,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:24:00,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:00,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:24:00,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:24:00,820 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 8 states. [2020-07-17 21:24:01,578 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:02,480 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:24:02,891 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:03,201 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:06,878 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:24:17,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:17,525 INFO L93 Difference]: Finished difference Result 427 states and 523 transitions. [2020-07-17 21:24:17,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:24:17,525 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:24:17,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 523 transitions. [2020-07-17 21:24:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 523 transitions. [2020-07-17 21:24:17,549 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 523 transitions. [2020-07-17 21:24:19,419 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:19,433 INFO L225 Difference]: With dead ends: 427 [2020-07-17 21:24:19,434 INFO L226 Difference]: Without dead ends: 328 [2020-07-17 21:24:19,435 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:24:19,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-07-17 21:24:22,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 258. [2020-07-17 21:24:22,190 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:22,191 INFO L82 GeneralOperation]: Start isEquivalent. First operand 328 states. Second operand 258 states. [2020-07-17 21:24:22,191 INFO L74 IsIncluded]: Start isIncluded. First operand 328 states. Second operand 258 states. [2020-07-17 21:24:22,191 INFO L87 Difference]: Start difference. First operand 328 states. Second operand 258 states. [2020-07-17 21:24:22,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:22,208 INFO L93 Difference]: Finished difference Result 328 states and 398 transitions. [2020-07-17 21:24:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 398 transitions. [2020-07-17 21:24:22,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:22,210 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:22,211 INFO L74 IsIncluded]: Start isIncluded. First operand 258 states. Second operand 328 states. [2020-07-17 21:24:22,211 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 328 states. [2020-07-17 21:24:22,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:22,228 INFO L93 Difference]: Finished difference Result 328 states and 398 transitions. [2020-07-17 21:24:22,228 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 398 transitions. [2020-07-17 21:24:22,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:22,230 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:22,230 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:22,230 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-07-17 21:24:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 307 transitions. [2020-07-17 21:24:22,241 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 307 transitions. Word has length 57 [2020-07-17 21:24:22,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:22,242 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 307 transitions. [2020-07-17 21:24:22,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:24:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 307 transitions. [2020-07-17 21:24:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:24:22,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:22,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:24:22,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:24:22,244 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:22,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:22,245 INFO L82 PathProgramCache]: Analyzing trace with hash 532138272, now seen corresponding path program 1 times [2020-07-17 21:24:22,245 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:22,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174888092] [2020-07-17 21:24:22,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,629 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,711 INFO L280 TraceCheckUtils]: 0: Hoare triple {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,712 INFO L280 TraceCheckUtils]: 1: Hoare triple {3640#(= 1 ~waterLevel~0)} assume true; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,712 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3640#(= 1 ~waterLevel~0)} {3635#true} #517#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,717 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #423#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,722 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,723 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #425#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,728 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3635#true} is VALID [2020-07-17 21:24:22,728 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,729 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #427#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,732 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,733 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #429#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3635#true} is VALID [2020-07-17 21:24:22,754 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} ~systemActive~0 := 0; {3635#true} is VALID [2020-07-17 21:24:22,754 INFO L280 TraceCheckUtils]: 2: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,755 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #477#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,759 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3635#true} is VALID [2020-07-17 21:24:22,760 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,761 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #509#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:22,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:22,779 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} {3640#(= 1 ~waterLevel~0)} #511#return; {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:24:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:22,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {3635#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3635#true} is VALID [2020-07-17 21:24:22,783 INFO L280 TraceCheckUtils]: 1: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,783 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3635#true} {3636#false} #513#return; {3636#false} is VALID [2020-07-17 21:24:22,788 INFO L263 TraceCheckUtils]: 0: Hoare triple {3635#true} call ULTIMATE.init(); {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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 [2020-07-17 21:24:22,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {3665#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#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~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string67.base, #t~string67.offset, 1);call write~init~int(77, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(101, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(116, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(104, #t~string67.base, 4 + #t~string67.offset, 1);call write~init~int(58, #t~string67.base, 5 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 6 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string69.base, #t~string69.offset, 1);call write~init~int(82, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(84, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 4 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string71.base, #t~string71.offset, 1);call write~init~int(75, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,795 INFO L280 TraceCheckUtils]: 2: Hoare triple {3640#(= 1 ~waterLevel~0)} assume true; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,797 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3640#(= 1 ~waterLevel~0)} {3635#true} #517#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,799 INFO L263 TraceCheckUtils]: 4: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,804 INFO L280 TraceCheckUtils]: 5: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,804 INFO L263 TraceCheckUtils]: 6: Hoare triple {3640#(= 1 ~waterLevel~0)} call select_helpers(); {3635#true} is VALID [2020-07-17 21:24:22,805 INFO L280 TraceCheckUtils]: 7: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,808 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #423#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,808 INFO L263 TraceCheckUtils]: 9: Hoare triple {3640#(= 1 ~waterLevel~0)} call select_features(); {3635#true} is VALID [2020-07-17 21:24:22,808 INFO L280 TraceCheckUtils]: 10: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,809 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #425#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,809 INFO L263 TraceCheckUtils]: 12: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret0 := valid_product(); {3635#true} is VALID [2020-07-17 21:24:22,809 INFO L280 TraceCheckUtils]: 13: Hoare triple {3635#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3635#true} is VALID [2020-07-17 21:24:22,809 INFO L280 TraceCheckUtils]: 14: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,810 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #427#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,811 INFO L280 TraceCheckUtils]: 16: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,811 INFO L280 TraceCheckUtils]: 17: Hoare triple {3640#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,811 INFO L263 TraceCheckUtils]: 18: Hoare triple {3640#(= 1 ~waterLevel~0)} call setup(); {3635#true} is VALID [2020-07-17 21:24:22,812 INFO L280 TraceCheckUtils]: 19: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,812 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #429#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,813 INFO L263 TraceCheckUtils]: 21: Hoare triple {3640#(= 1 ~waterLevel~0)} call runTest(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,813 INFO L263 TraceCheckUtils]: 22: Hoare triple {3640#(= 1 ~waterLevel~0)} call test(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,814 INFO L280 TraceCheckUtils]: 23: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,815 INFO L280 TraceCheckUtils]: 24: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !false; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,816 INFO L280 TraceCheckUtils]: 25: Hoare triple {3640#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,817 INFO L280 TraceCheckUtils]: 26: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp~8 := #t~nondet60;havoc #t~nondet60; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,817 INFO L280 TraceCheckUtils]: 27: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,818 INFO L280 TraceCheckUtils]: 28: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___0~2 := #t~nondet61;havoc #t~nondet61; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,818 INFO L280 TraceCheckUtils]: 29: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,819 INFO L280 TraceCheckUtils]: 30: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___2~0 := #t~nondet62;havoc #t~nondet62; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,819 INFO L280 TraceCheckUtils]: 31: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet63 && #t~nondet63 <= 2147483647;~tmp___1~1 := #t~nondet63;havoc #t~nondet63; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,820 INFO L280 TraceCheckUtils]: 32: Hoare triple {3640#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,821 INFO L263 TraceCheckUtils]: 33: Hoare triple {3640#(= 1 ~waterLevel~0)} call stopSystem(); {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:24:22,821 INFO L280 TraceCheckUtils]: 34: Hoare triple {3666#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3635#true} is VALID [2020-07-17 21:24:22,821 INFO L280 TraceCheckUtils]: 35: Hoare triple {3635#true} ~systemActive~0 := 0; {3635#true} is VALID [2020-07-17 21:24:22,821 INFO L280 TraceCheckUtils]: 36: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,822 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #477#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,822 INFO L263 TraceCheckUtils]: 38: Hoare triple {3640#(= 1 ~waterLevel~0)} call timeShift(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,823 INFO L280 TraceCheckUtils]: 39: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,823 INFO L280 TraceCheckUtils]: 40: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,824 INFO L263 TraceCheckUtils]: 41: Hoare triple {3640#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,825 INFO L280 TraceCheckUtils]: 42: Hoare triple {3640#(= 1 ~waterLevel~0)} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,825 INFO L263 TraceCheckUtils]: 43: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret1 := isMethaneLevelCritical(); {3635#true} is VALID [2020-07-17 21:24:22,825 INFO L280 TraceCheckUtils]: 44: Hoare triple {3635#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3635#true} is VALID [2020-07-17 21:24:22,825 INFO L280 TraceCheckUtils]: 45: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,826 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3635#true} {3640#(= 1 ~waterLevel~0)} #509#return; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,826 INFO L280 TraceCheckUtils]: 47: Hoare triple {3640#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,827 INFO L280 TraceCheckUtils]: 48: Hoare triple {3640#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {3640#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:22,827 INFO L263 TraceCheckUtils]: 49: Hoare triple {3640#(= 1 ~waterLevel~0)} call #t~ret2 := getWaterLevel(); {3635#true} is VALID [2020-07-17 21:24:22,828 INFO L280 TraceCheckUtils]: 50: Hoare triple {3635#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:22,828 INFO L280 TraceCheckUtils]: 51: Hoare triple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3667#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:22,829 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3667#(= |getWaterLevel_#res| ~waterLevel~0)} {3640#(= 1 ~waterLevel~0)} #511#return; {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:24:22,830 INFO L280 TraceCheckUtils]: 53: Hoare triple {3660#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {3661#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:24:22,830 INFO L280 TraceCheckUtils]: 54: Hoare triple {3661#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3636#false} is VALID [2020-07-17 21:24:22,831 INFO L263 TraceCheckUtils]: 55: Hoare triple {3636#false} call #t~ret3 := isPumpRunning(); {3635#true} is VALID [2020-07-17 21:24:22,831 INFO L280 TraceCheckUtils]: 56: Hoare triple {3635#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3635#true} is VALID [2020-07-17 21:24:22,831 INFO L280 TraceCheckUtils]: 57: Hoare triple {3635#true} assume true; {3635#true} is VALID [2020-07-17 21:24:22,831 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3635#true} {3636#false} #513#return; {3636#false} is VALID [2020-07-17 21:24:22,831 INFO L280 TraceCheckUtils]: 59: Hoare triple {3636#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {3636#false} is VALID [2020-07-17 21:24:22,832 INFO L280 TraceCheckUtils]: 60: Hoare triple {3636#false} assume !(0 != ~tmp___1~0); {3636#false} is VALID [2020-07-17 21:24:22,832 INFO L263 TraceCheckUtils]: 61: Hoare triple {3636#false} call __automaton_fail(); {3636#false} is VALID [2020-07-17 21:24:22,832 INFO L280 TraceCheckUtils]: 62: Hoare triple {3636#false} assume !false; {3636#false} is VALID [2020-07-17 21:24:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:22,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174888092] [2020-07-17 21:24:22,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:22,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:24:22,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772495130] [2020-07-17 21:24:22,844 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:22,845 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:22,845 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:24:22,921 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:22,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:24:22,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:22,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:24:22,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:24:22,924 INFO L87 Difference]: Start difference. First operand 258 states and 307 transitions. Second operand 8 states. [2020-07-17 21:24:23,961 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:32,062 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:32,946 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:33,494 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:34,000 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:39,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:39,886 INFO L93 Difference]: Finished difference Result 794 states and 1027 transitions. [2020-07-17 21:24:39,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:24:39,886 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:39,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:39,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 487 transitions. [2020-07-17 21:24:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 487 transitions. [2020-07-17 21:24:39,907 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 487 transitions. [2020-07-17 21:24:41,572 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 487 edges. 487 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:41,603 INFO L225 Difference]: With dead ends: 794 [2020-07-17 21:24:41,603 INFO L226 Difference]: Without dead ends: 560 [2020-07-17 21:24:41,605 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:24:41,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-07-17 21:24:46,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 493. [2020-07-17 21:24:46,600 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:46,601 INFO L82 GeneralOperation]: Start isEquivalent. First operand 560 states. Second operand 493 states. [2020-07-17 21:24:46,601 INFO L74 IsIncluded]: Start isIncluded. First operand 560 states. Second operand 493 states. [2020-07-17 21:24:46,601 INFO L87 Difference]: Start difference. First operand 560 states. Second operand 493 states. [2020-07-17 21:24:46,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:46,637 INFO L93 Difference]: Finished difference Result 560 states and 708 transitions. [2020-07-17 21:24:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 708 transitions. [2020-07-17 21:24:46,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:46,640 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:46,640 INFO L74 IsIncluded]: Start isIncluded. First operand 493 states. Second operand 560 states. [2020-07-17 21:24:46,640 INFO L87 Difference]: Start difference. First operand 493 states. Second operand 560 states. [2020-07-17 21:24:46,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:46,674 INFO L93 Difference]: Finished difference Result 560 states and 708 transitions. [2020-07-17 21:24:46,674 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 708 transitions. [2020-07-17 21:24:46,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:46,677 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:46,677 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:46,677 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:46,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-07-17 21:24:46,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 597 transitions. [2020-07-17 21:24:46,703 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 597 transitions. Word has length 63 [2020-07-17 21:24:46,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:46,703 INFO L479 AbstractCegarLoop]: Abstraction has 493 states and 597 transitions. [2020-07-17 21:24:46,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:24:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 597 transitions. [2020-07-17 21:24:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:24:46,706 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:46,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:24:46,706 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:24:46,706 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:46,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:46,707 INFO L82 PathProgramCache]: Analyzing trace with hash -389958042, now seen corresponding path program 1 times [2020-07-17 21:24:46,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:46,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885528836] [2020-07-17 21:24:46,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:46,903 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:24:46,903 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:24:46,904 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:24:47,073 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:47,074 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:24:47,075 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,076 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:47,077 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: L267-2 has no Hoare annotation [2020-07-17 21:24:47,078 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L324-2 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-17 21:24:47,079 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-17 21:24:47,080 WARN L170 areAnnotationChecker]: L523 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:47,081 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorFINAL has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:24:47,082 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L879-1 has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:47,083 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-17 21:24:47,084 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L867-1 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L289 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L268 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-17 21:24:47,085 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L718-2 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:24:47,086 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L523-1 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L696-1 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:24:47,087 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: L477-1 has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:24:47,088 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L389 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L904-2 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L754-1 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L48-1 has no Hoare annotation [2020-07-17 21:24:47,089 WARN L170 areAnnotationChecker]: L163-1 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:24:47,090 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L273 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L273 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:24:47,091 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L173-1 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L130-1 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: L638-1 has no Hoare annotation [2020-07-17 21:24:47,092 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L677-1 has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-17 21:24:47,093 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-17 21:24:47,094 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-17 21:24:47,097 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-17 21:24:47,097 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:24:47,097 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:24:47,097 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:24:47,097 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L802-1 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L171-1 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L273-1 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L330-1 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:24:47,098 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L730-2 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:24:47,099 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L409-2 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L756-2 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:24:47,100 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-17 21:24:47,101 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-17 21:24:47,102 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L425-1 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L441-1 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-17 21:24:47,103 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:24:47,104 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L430 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L741-1 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-17 21:24:47,105 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:24:47,106 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:47,107 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-17 21:24:47,108 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:47,109 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:24:47,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:24:47 BoogieIcfgContainer [2020-07-17 21:24:47,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:24:47,115 INFO L168 Benchmark]: Toolchain (without parser) took 66018.43 ms. Allocated memory was 138.4 MB in the beginning and 767.0 MB in the end (delta: 628.6 MB). Free memory was 101.8 MB in the beginning and 682.0 MB in the end (delta: -580.2 MB). Peak memory consumption was 631.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:47,116 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:24:47,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.18 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 168.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:47,117 INFO L168 Benchmark]: Boogie Preprocessor took 122.80 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 162.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:47,118 INFO L168 Benchmark]: RCFGBuilder took 1675.93 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 162.7 MB in the beginning and 90.4 MB in the end (delta: 72.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:47,119 INFO L168 Benchmark]: TraceAbstraction took 63510.15 ms. Allocated memory was 234.9 MB in the beginning and 767.0 MB in the end (delta: 532.2 MB). Free memory was 90.4 MB in the beginning and 682.0 MB in the end (delta: -591.6 MB). Peak memory consumption was 523.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:47,121 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.18 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 168.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.80 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 162.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1675.93 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 162.7 MB in the beginning and 90.4 MB in the end (delta: 72.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 63510.15 ms. Allocated memory was 234.9 MB in the beginning and 767.0 MB in the end (delta: 532.2 MB). Free memory was 90.4 MB in the beginning and 682.0 MB in the end (delta: -591.6 MB). Peak memory consumption was 523.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 148]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L359] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L597] int pumpRunning = 0; [L598] int systemActive = 1; [L849] int waterLevel = 1; [L850] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=171, \old(head)=176, \old(head)=163, \old(methaneLevelCritical)=147, \old(pumpRunning)=140, \old(systemActive)=139, \old(waterLevel)=142, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L121] int retValue_acc ; [L122] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L126] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L127] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L128] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L582] int retValue_acc ; [L585] retValue_acc = 1 [L586] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L128] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L132] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L133] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L112] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] 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] [L792] 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] [L794] 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] [L800] tmp = __VERIFIER_nondet_int() [L802] 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] [L804] 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] [L867] COND TRUE waterLevel < 2 [L868] 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] [L804] 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] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L830] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L770] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L777] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L830] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L837] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L611] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L619] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] int tmp ; [L158] int tmp___0 ; [L159] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L163] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] tmp = isMethaneLevelCritical() [L165] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L169] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L920] int retValue_acc ; [L923] retValue_acc = waterLevel [L924] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L169] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L169] tmp___0 = getWaterLevel() [L171] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L173] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L703] int retValue_acc ; [L706] retValue_acc = pumpRunning [L707] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L173] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L173] tmp___1 = isPumpRunning() [L175] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L179] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L148] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 63.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 49.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 714 SDslu, 369 SDs, 0 SdLazy, 1938 SolverSat, 399 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.6s AutomataMinimizationTime, 4 MinimizatonAttempts, 198 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...