/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:02:04,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:02:04,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:02:04,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:02:04,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:02:04,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:02:04,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:02:04,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:02:04,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:02:04,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:02:04,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:02:04,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:02:04,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:02:04,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:02:04,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:02:04,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:02:04,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:02:04,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:02:04,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:02:04,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:02:04,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:02:04,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:02:04,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:02:04,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:02:04,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:02:04,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:02:04,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:02:04,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:02:04,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:02:04,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:02:04,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:02:04,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:02:04,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:02:04,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:02:04,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:02:04,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:02:04,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:02:04,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:02:04,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:02:04,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:02:04,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:02:04,834 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 21:02:04,872 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:02:04,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:02:04,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:02:04,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:02:04,874 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:02:04,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:02:04,874 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:02:04,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:02:04,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:02:04,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:02:04,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:02:04,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:02:04,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:02:04,878 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:02:04,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:02:04,878 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:02:04,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:02:04,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:02:04,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:02:04,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:02:04,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:02:04,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:02:04,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:02:04,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:02:04,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:02:04,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:02:04,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:02:04,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:02:04,882 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:02:04,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:02:05,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:02:05,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:02:05,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:02:05,196 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:02:05,196 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:02:05,197 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-17 21:02:05,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54a58e12/770d0e20abc24eb1835d5b4c90dd644e/FLAG86f48b807 [2020-07-17 21:02:05,765 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:02:05,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-17 21:02:05,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54a58e12/770d0e20abc24eb1835d5b4c90dd644e/FLAG86f48b807 [2020-07-17 21:02:06,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54a58e12/770d0e20abc24eb1835d5b4c90dd644e [2020-07-17 21:02:06,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:02:06,067 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:02:06,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:02:06,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:02:06,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:02:06,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5908eca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06, skipping insertion in model container [2020-07-17 21:02:06,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:02:06,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:02:06,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:02:06,574 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:02:06,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:02:06,745 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:02:06,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06 WrapperNode [2020-07-17 21:02:06,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:02:06,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:02:06,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:02:06,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:02:06,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (1/1) ... [2020-07-17 21:02:06,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:02:06,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:02:06,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:02:06,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:02:06,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (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 21:02:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:02:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:02:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:02:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:02:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-17 21:02:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:02:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:02:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:02:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:02:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:02:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:02:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:02:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:02:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:02:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:02:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:02:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:02:06,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:02:06,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:02:06,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:02:06,959 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:02:06,960 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:02:06,960 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:02:06,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-17 21:02:06,960 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:02:06,960 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:02:06,961 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:02:06,961 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:02:06,961 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:02:06,961 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:02:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:02:06,963 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:02:06,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:02:08,617 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:02:08,618 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:02:08,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:02:08 BoogieIcfgContainer [2020-07-17 21:02:08,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:02:08,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:02:08,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:02:08,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:02:08,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:02:06" (1/3) ... [2020-07-17 21:02:08,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef471c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:02:08, skipping insertion in model container [2020-07-17 21:02:08,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:02:06" (2/3) ... [2020-07-17 21:02:08,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef471c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:02:08, skipping insertion in model container [2020-07-17 21:02:08,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:02:08" (3/3) ... [2020-07-17 21:02:08,641 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product39.cil.c [2020-07-17 21:02:08,652 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:02:08,665 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:02:08,681 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:02:08,719 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:02:08,719 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:02:08,719 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:02:08,719 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:02:08,720 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:02:08,720 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:02:08,720 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:02:08,721 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:02:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-07-17 21:02:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-17 21:02:08,774 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:02:08,776 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:02:08,776 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:02:08,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:02:08,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1081228888, now seen corresponding path program 1 times [2020-07-17 21:02:08,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:02:08,797 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597452223] [2020-07-17 21:02:08,797 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:02:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,619 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:02:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,733 INFO L280 TraceCheckUtils]: 0: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-17 21:02:09,734 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,735 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-17 21:02:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,744 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-17 21:02:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,756 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-17 21:02:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-17 21:02:09,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,764 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-17 21:02:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,769 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-17 21:02:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,776 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-17 21:02:09,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,777 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-17 21:02:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:09,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-17 21:02:09,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,787 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-17 21:02:09,795 INFO L263 TraceCheckUtils]: 0: Hoare triple {175#true} call ULTIMATE.init(); {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:02:09,796 INFO L280 TraceCheckUtils]: 1: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-17 21:02:09,796 INFO L280 TraceCheckUtils]: 2: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,796 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-17 21:02:09,797 INFO L263 TraceCheckUtils]: 4: Hoare triple {175#true} call #t~ret73 := main(); {175#true} is VALID [2020-07-17 21:02:09,797 INFO L280 TraceCheckUtils]: 5: Hoare triple {175#true} havoc ~retValue_acc~11;havoc ~tmp~8; {175#true} is VALID [2020-07-17 21:02:09,797 INFO L263 TraceCheckUtils]: 6: Hoare triple {175#true} call select_helpers(); {175#true} is VALID [2020-07-17 21:02:09,798 INFO L280 TraceCheckUtils]: 7: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,798 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-17 21:02:09,798 INFO L263 TraceCheckUtils]: 9: Hoare triple {175#true} call select_features(); {175#true} is VALID [2020-07-17 21:02:09,798 INFO L280 TraceCheckUtils]: 10: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,799 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-17 21:02:09,799 INFO L263 TraceCheckUtils]: 12: Hoare triple {175#true} call #t~ret72 := valid_product(); {175#true} is VALID [2020-07-17 21:02:09,799 INFO L280 TraceCheckUtils]: 13: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-17 21:02:09,800 INFO L280 TraceCheckUtils]: 14: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,801 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-17 21:02:09,802 INFO L280 TraceCheckUtils]: 16: Hoare triple {175#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {175#true} is VALID [2020-07-17 21:02:09,802 INFO L280 TraceCheckUtils]: 17: Hoare triple {175#true} assume 0 != ~tmp~8; {175#true} is VALID [2020-07-17 21:02:09,803 INFO L263 TraceCheckUtils]: 18: Hoare triple {175#true} call setup(); {175#true} is VALID [2020-07-17 21:02:09,803 INFO L280 TraceCheckUtils]: 19: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,803 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-17 21:02:09,804 INFO L263 TraceCheckUtils]: 21: Hoare triple {175#true} call runTest(); {175#true} is VALID [2020-07-17 21:02:09,804 INFO L263 TraceCheckUtils]: 22: Hoare triple {175#true} call test(); {175#true} is VALID [2020-07-17 21:02:09,805 INFO L280 TraceCheckUtils]: 23: Hoare triple {175#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {175#true} is VALID [2020-07-17 21:02:09,806 INFO L280 TraceCheckUtils]: 24: Hoare triple {175#true} assume !true; {176#false} is VALID [2020-07-17 21:02:09,806 INFO L263 TraceCheckUtils]: 25: Hoare triple {176#false} call cleanup(); {176#false} is VALID [2020-07-17 21:02:09,806 INFO L280 TraceCheckUtils]: 26: Hoare triple {176#false} havoc ~i~0;havoc ~__cil_tmp2~0; {176#false} is VALID [2020-07-17 21:02:09,807 INFO L263 TraceCheckUtils]: 27: Hoare triple {176#false} call timeShift(); {176#false} is VALID [2020-07-17 21:02:09,807 INFO L280 TraceCheckUtils]: 28: Hoare triple {176#false} assume !(0 != ~pumpRunning~0); {176#false} is VALID [2020-07-17 21:02:09,807 INFO L280 TraceCheckUtils]: 29: Hoare triple {176#false} assume !(0 != ~systemActive~0); {176#false} is VALID [2020-07-17 21:02:09,808 INFO L263 TraceCheckUtils]: 30: Hoare triple {176#false} call __utac_acc__Specification1_spec__1(); {176#false} is VALID [2020-07-17 21:02:09,808 INFO L280 TraceCheckUtils]: 31: Hoare triple {176#false} havoc ~tmp~3;havoc ~tmp___0~0; {176#false} is VALID [2020-07-17 21:02:09,808 INFO L263 TraceCheckUtils]: 32: Hoare triple {176#false} call #t~ret35 := isMethaneLevelCritical(); {175#true} is VALID [2020-07-17 21:02:09,809 INFO L280 TraceCheckUtils]: 33: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-17 21:02:09,809 INFO L280 TraceCheckUtils]: 34: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,809 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-17 21:02:09,810 INFO L280 TraceCheckUtils]: 36: Hoare triple {176#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {176#false} is VALID [2020-07-17 21:02:09,810 INFO L280 TraceCheckUtils]: 37: Hoare triple {176#false} assume 0 != ~tmp~3; {176#false} is VALID [2020-07-17 21:02:09,814 INFO L263 TraceCheckUtils]: 38: Hoare triple {176#false} call #t~ret36 := isPumpRunning(); {175#true} is VALID [2020-07-17 21:02:09,815 INFO L280 TraceCheckUtils]: 39: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-17 21:02:09,815 INFO L280 TraceCheckUtils]: 40: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:02:09,815 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-17 21:02:09,816 INFO L280 TraceCheckUtils]: 42: Hoare triple {176#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {176#false} is VALID [2020-07-17 21:02:09,816 INFO L280 TraceCheckUtils]: 43: Hoare triple {176#false} assume 0 != ~tmp___0~0; {176#false} is VALID [2020-07-17 21:02:09,817 INFO L263 TraceCheckUtils]: 44: Hoare triple {176#false} call __automaton_fail(); {176#false} is VALID [2020-07-17 21:02:09,817 INFO L280 TraceCheckUtils]: 45: Hoare triple {176#false} assume !false; {176#false} is VALID [2020-07-17 21:02:09,829 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 21:02:09,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597452223] [2020-07-17 21:02:09,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:02:09,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:02:09,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129055837] [2020-07-17 21:02:09,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:02:09,847 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:02:09,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:02:09,945 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:09,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:02:09,946 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:02:09,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:02:09,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:02:09,957 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-07-17 21:02:14,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:14,848 INFO L93 Difference]: Finished difference Result 301 states and 397 transitions. [2020-07-17 21:02:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:02:14,848 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:02:14,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:02:14,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:02:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-17 21:02:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:02:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-17 21:02:14,898 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 397 transitions. [2020-07-17 21:02:16,290 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 397 edges. 397 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:16,316 INFO L225 Difference]: With dead ends: 301 [2020-07-17 21:02:16,316 INFO L226 Difference]: Without dead ends: 163 [2020-07-17 21:02:16,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:02:16,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-17 21:02:17,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 129. [2020-07-17 21:02:17,631 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:02:17,631 INFO L82 GeneralOperation]: Start isEquivalent. First operand 163 states. Second operand 129 states. [2020-07-17 21:02:17,632 INFO L74 IsIncluded]: Start isIncluded. First operand 163 states. Second operand 129 states. [2020-07-17 21:02:17,632 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 129 states. [2020-07-17 21:02:17,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:17,649 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-17 21:02:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-17 21:02:17,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:17,653 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:17,653 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 163 states. [2020-07-17 21:02:17,653 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 163 states. [2020-07-17 21:02:17,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:17,667 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-17 21:02:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-17 21:02:17,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:17,670 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:17,670 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:02:17,670 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:02:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-07-17 21:02:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2020-07-17 21:02:17,680 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 46 [2020-07-17 21:02:17,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:02:17,681 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2020-07-17 21:02:17,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:02:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2020-07-17 21:02:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-17 21:02:17,684 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:02:17,684 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:02:17,684 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:02:17,685 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:02:17,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:02:17,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1618039840, now seen corresponding path program 1 times [2020-07-17 21:02:17,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:02:17,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926273940] [2020-07-17 21:02:17,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:02:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,116 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:02:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,227 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-17 21:02:18,228 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,228 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-17 21:02:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,232 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,232 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-17 21:02:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,235 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,235 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-17 21:02:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,239 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-17 21:02:18,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,240 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-17 21:02:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,243 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,243 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-17 21:02:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,247 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-17 21:02:18,248 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,248 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-17 21:02:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:18,252 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-17 21:02:18,252 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,253 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-17 21:02:18,257 INFO L263 TraceCheckUtils]: 0: Hoare triple {1129#true} call ULTIMATE.init(); {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:02:18,258 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-17 21:02:18,258 INFO L280 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,258 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-17 21:02:18,259 INFO L263 TraceCheckUtils]: 4: Hoare triple {1129#true} call #t~ret73 := main(); {1129#true} is VALID [2020-07-17 21:02:18,259 INFO L280 TraceCheckUtils]: 5: Hoare triple {1129#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1129#true} is VALID [2020-07-17 21:02:18,259 INFO L263 TraceCheckUtils]: 6: Hoare triple {1129#true} call select_helpers(); {1129#true} is VALID [2020-07-17 21:02:18,259 INFO L280 TraceCheckUtils]: 7: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,260 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-17 21:02:18,260 INFO L263 TraceCheckUtils]: 9: Hoare triple {1129#true} call select_features(); {1129#true} is VALID [2020-07-17 21:02:18,260 INFO L280 TraceCheckUtils]: 10: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,261 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-17 21:02:18,261 INFO L263 TraceCheckUtils]: 12: Hoare triple {1129#true} call #t~ret72 := valid_product(); {1129#true} is VALID [2020-07-17 21:02:18,261 INFO L280 TraceCheckUtils]: 13: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-17 21:02:18,261 INFO L280 TraceCheckUtils]: 14: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,262 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-17 21:02:18,262 INFO L280 TraceCheckUtils]: 16: Hoare triple {1129#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1129#true} is VALID [2020-07-17 21:02:18,262 INFO L280 TraceCheckUtils]: 17: Hoare triple {1129#true} assume 0 != ~tmp~8; {1129#true} is VALID [2020-07-17 21:02:18,263 INFO L263 TraceCheckUtils]: 18: Hoare triple {1129#true} call setup(); {1129#true} is VALID [2020-07-17 21:02:18,263 INFO L280 TraceCheckUtils]: 19: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,263 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-17 21:02:18,264 INFO L263 TraceCheckUtils]: 21: Hoare triple {1129#true} call runTest(); {1129#true} is VALID [2020-07-17 21:02:18,264 INFO L263 TraceCheckUtils]: 22: Hoare triple {1129#true} call test(); {1129#true} is VALID [2020-07-17 21:02:18,265 INFO L280 TraceCheckUtils]: 23: Hoare triple {1129#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:02:18,266 INFO L280 TraceCheckUtils]: 24: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !false; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:02:18,267 INFO L280 TraceCheckUtils]: 25: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1130#false} is VALID [2020-07-17 21:02:18,267 INFO L263 TraceCheckUtils]: 26: Hoare triple {1130#false} call cleanup(); {1130#false} is VALID [2020-07-17 21:02:18,267 INFO L280 TraceCheckUtils]: 27: Hoare triple {1130#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1130#false} is VALID [2020-07-17 21:02:18,268 INFO L263 TraceCheckUtils]: 28: Hoare triple {1130#false} call timeShift(); {1130#false} is VALID [2020-07-17 21:02:18,268 INFO L280 TraceCheckUtils]: 29: Hoare triple {1130#false} assume !(0 != ~pumpRunning~0); {1130#false} is VALID [2020-07-17 21:02:18,268 INFO L280 TraceCheckUtils]: 30: Hoare triple {1130#false} assume !(0 != ~systemActive~0); {1130#false} is VALID [2020-07-17 21:02:18,269 INFO L263 TraceCheckUtils]: 31: Hoare triple {1130#false} call __utac_acc__Specification1_spec__1(); {1130#false} is VALID [2020-07-17 21:02:18,269 INFO L280 TraceCheckUtils]: 32: Hoare triple {1130#false} havoc ~tmp~3;havoc ~tmp___0~0; {1130#false} is VALID [2020-07-17 21:02:18,269 INFO L263 TraceCheckUtils]: 33: Hoare triple {1130#false} call #t~ret35 := isMethaneLevelCritical(); {1129#true} is VALID [2020-07-17 21:02:18,270 INFO L280 TraceCheckUtils]: 34: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-17 21:02:18,270 INFO L280 TraceCheckUtils]: 35: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,270 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-17 21:02:18,271 INFO L280 TraceCheckUtils]: 37: Hoare triple {1130#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1130#false} is VALID [2020-07-17 21:02:18,271 INFO L280 TraceCheckUtils]: 38: Hoare triple {1130#false} assume 0 != ~tmp~3; {1130#false} is VALID [2020-07-17 21:02:18,271 INFO L263 TraceCheckUtils]: 39: Hoare triple {1130#false} call #t~ret36 := isPumpRunning(); {1129#true} is VALID [2020-07-17 21:02:18,271 INFO L280 TraceCheckUtils]: 40: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-17 21:02:18,272 INFO L280 TraceCheckUtils]: 41: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:02:18,272 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-17 21:02:18,272 INFO L280 TraceCheckUtils]: 43: Hoare triple {1130#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1130#false} is VALID [2020-07-17 21:02:18,273 INFO L280 TraceCheckUtils]: 44: Hoare triple {1130#false} assume 0 != ~tmp___0~0; {1130#false} is VALID [2020-07-17 21:02:18,273 INFO L263 TraceCheckUtils]: 45: Hoare triple {1130#false} call __automaton_fail(); {1130#false} is VALID [2020-07-17 21:02:18,273 INFO L280 TraceCheckUtils]: 46: Hoare triple {1130#false} assume !false; {1130#false} is VALID [2020-07-17 21:02:18,279 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 21:02:18,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926273940] [2020-07-17 21:02:18,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:02:18,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:02:18,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640533507] [2020-07-17 21:02:18,282 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:02:18,282 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:02:18,282 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:02:18,345 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:18,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:02:18,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:02:18,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:02:18,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:02:18,346 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand 4 states. [2020-07-17 21:02:19,696 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:02:23,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:23,311 INFO L93 Difference]: Finished difference Result 228 states and 280 transitions. [2020-07-17 21:02:23,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:02:23,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:02:23,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:02:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:02:23,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-17 21:02:23,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:02:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-17 21:02:23,327 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 280 transitions. [2020-07-17 21:02:24,316 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 280 edges. 280 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:24,323 INFO L225 Difference]: With dead ends: 228 [2020-07-17 21:02:24,323 INFO L226 Difference]: Without dead ends: 147 [2020-07-17 21:02:24,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:02:24,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-17 21:02:25,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 120. [2020-07-17 21:02:25,658 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:02:25,658 INFO L82 GeneralOperation]: Start isEquivalent. First operand 147 states. Second operand 120 states. [2020-07-17 21:02:25,659 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 120 states. [2020-07-17 21:02:25,659 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 120 states. [2020-07-17 21:02:25,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:25,668 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-17 21:02:25,668 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-17 21:02:25,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:25,670 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:25,670 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 147 states. [2020-07-17 21:02:25,670 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 147 states. [2020-07-17 21:02:25,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:25,678 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-17 21:02:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-17 21:02:25,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:25,680 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:25,680 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:02:25,680 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:02:25,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-17 21:02:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-17 21:02:25,685 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 47 [2020-07-17 21:02:25,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:02:25,686 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-17 21:02:25,686 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:02:25,686 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-17 21:02:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-17 21:02:25,688 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:02:25,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:02:25,688 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:02:25,688 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:02:25,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:02:25,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1339561462, now seen corresponding path program 1 times [2020-07-17 21:02:25,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:02:25,689 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685839640] [2020-07-17 21:02:25,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:02:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,087 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:02:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,165 INFO L280 TraceCheckUtils]: 0: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,166 INFO L280 TraceCheckUtils]: 1: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,166 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,170 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,171 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,174 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,175 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:02:26,217 INFO L280 TraceCheckUtils]: 1: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:02:26,218 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-17 21:02:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,223 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,224 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,228 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-17 21:02:26,229 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,229 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-17 21:02:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:26,238 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-17 21:02:26,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,239 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-17 21:02:26,243 INFO L263 TraceCheckUtils]: 0: Hoare triple {1947#true} call ULTIMATE.init(); {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:02:26,249 INFO L280 TraceCheckUtils]: 1: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,250 INFO L280 TraceCheckUtils]: 2: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,251 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,251 INFO L263 TraceCheckUtils]: 4: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,252 INFO L280 TraceCheckUtils]: 5: Hoare triple {1952#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,252 INFO L263 TraceCheckUtils]: 6: Hoare triple {1952#(= 1 ~systemActive~0)} call select_helpers(); {1947#true} is VALID [2020-07-17 21:02:26,252 INFO L280 TraceCheckUtils]: 7: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,253 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,253 INFO L263 TraceCheckUtils]: 9: Hoare triple {1952#(= 1 ~systemActive~0)} call select_features(); {1947#true} is VALID [2020-07-17 21:02:26,254 INFO L280 TraceCheckUtils]: 10: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,254 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:02:26,255 INFO L263 TraceCheckUtils]: 12: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret72 := valid_product(); {1947#true} is VALID [2020-07-17 21:02:26,255 INFO L280 TraceCheckUtils]: 13: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:02:26,256 INFO L280 TraceCheckUtils]: 14: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:02:26,257 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-17 21:02:26,258 INFO L280 TraceCheckUtils]: 16: Hoare triple {1960#(= |main_#t~ret72| ~systemActive~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1961#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-17 21:02:26,258 INFO L280 TraceCheckUtils]: 17: Hoare triple {1961#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,259 INFO L263 TraceCheckUtils]: 18: Hoare triple {1962#(not (= 0 ~systemActive~0))} call setup(); {1947#true} is VALID [2020-07-17 21:02:26,259 INFO L280 TraceCheckUtils]: 19: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,260 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,260 INFO L263 TraceCheckUtils]: 21: Hoare triple {1962#(not (= 0 ~systemActive~0))} call runTest(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,261 INFO L263 TraceCheckUtils]: 22: Hoare triple {1962#(not (= 0 ~systemActive~0))} call test(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,262 INFO L280 TraceCheckUtils]: 23: Hoare triple {1962#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,262 INFO L280 TraceCheckUtils]: 24: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !false; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,263 INFO L280 TraceCheckUtils]: 25: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,263 INFO L280 TraceCheckUtils]: 26: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,264 INFO L280 TraceCheckUtils]: 27: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,264 INFO L280 TraceCheckUtils]: 28: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,265 INFO L280 TraceCheckUtils]: 29: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,266 INFO L280 TraceCheckUtils]: 30: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,266 INFO L280 TraceCheckUtils]: 31: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,267 INFO L263 TraceCheckUtils]: 32: Hoare triple {1962#(not (= 0 ~systemActive~0))} call timeShift(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,267 INFO L280 TraceCheckUtils]: 33: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:02:26,268 INFO L280 TraceCheckUtils]: 34: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1948#false} is VALID [2020-07-17 21:02:26,268 INFO L263 TraceCheckUtils]: 35: Hoare triple {1948#false} call __utac_acc__Specification1_spec__1(); {1948#false} is VALID [2020-07-17 21:02:26,268 INFO L280 TraceCheckUtils]: 36: Hoare triple {1948#false} havoc ~tmp~3;havoc ~tmp___0~0; {1948#false} is VALID [2020-07-17 21:02:26,268 INFO L263 TraceCheckUtils]: 37: Hoare triple {1948#false} call #t~ret35 := isMethaneLevelCritical(); {1947#true} is VALID [2020-07-17 21:02:26,269 INFO L280 TraceCheckUtils]: 38: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-17 21:02:26,269 INFO L280 TraceCheckUtils]: 39: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,269 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-17 21:02:26,269 INFO L280 TraceCheckUtils]: 41: Hoare triple {1948#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1948#false} is VALID [2020-07-17 21:02:26,270 INFO L280 TraceCheckUtils]: 42: Hoare triple {1948#false} assume 0 != ~tmp~3; {1948#false} is VALID [2020-07-17 21:02:26,270 INFO L263 TraceCheckUtils]: 43: Hoare triple {1948#false} call #t~ret36 := isPumpRunning(); {1947#true} is VALID [2020-07-17 21:02:26,270 INFO L280 TraceCheckUtils]: 44: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-17 21:02:26,270 INFO L280 TraceCheckUtils]: 45: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-17 21:02:26,270 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-17 21:02:26,271 INFO L280 TraceCheckUtils]: 47: Hoare triple {1948#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1948#false} is VALID [2020-07-17 21:02:26,271 INFO L280 TraceCheckUtils]: 48: Hoare triple {1948#false} assume 0 != ~tmp___0~0; {1948#false} is VALID [2020-07-17 21:02:26,271 INFO L263 TraceCheckUtils]: 49: Hoare triple {1948#false} call __automaton_fail(); {1948#false} is VALID [2020-07-17 21:02:26,275 INFO L280 TraceCheckUtils]: 50: Hoare triple {1948#false} assume !false; {1948#false} is VALID [2020-07-17 21:02:26,285 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 21:02:26,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685839640] [2020-07-17 21:02:26,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:02:26,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:02:26,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72953445] [2020-07-17 21:02:26,291 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-17 21:02:26,294 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:02:26,294 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:02:26,360 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:26,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:02:26,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:02:26,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:02:26,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:02:26,361 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 8 states. [2020-07-17 21:02:27,160 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:02:28,129 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:28,511 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:28,842 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:32,601 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:02:42,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:42,916 INFO L93 Difference]: Finished difference Result 412 states and 515 transitions. [2020-07-17 21:02:42,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:02:42,917 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-17 21:02:42,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:02:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:02:42,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-17 21:02:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:02:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-17 21:02:42,939 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 515 transitions. [2020-07-17 21:02:44,847 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 515 edges. 515 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:02:44,861 INFO L225 Difference]: With dead ends: 412 [2020-07-17 21:02:44,861 INFO L226 Difference]: Without dead ends: 316 [2020-07-17 21:02:44,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 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 21:02:44,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-17 21:02:47,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 258. [2020-07-17 21:02:47,636 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:02:47,637 INFO L82 GeneralOperation]: Start isEquivalent. First operand 316 states. Second operand 258 states. [2020-07-17 21:02:47,637 INFO L74 IsIncluded]: Start isIncluded. First operand 316 states. Second operand 258 states. [2020-07-17 21:02:47,637 INFO L87 Difference]: Start difference. First operand 316 states. Second operand 258 states. [2020-07-17 21:02:47,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:47,657 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-17 21:02:47,657 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-17 21:02:47,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:47,660 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:47,661 INFO L74 IsIncluded]: Start isIncluded. First operand 258 states. Second operand 316 states. [2020-07-17 21:02:47,663 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 316 states. [2020-07-17 21:02:47,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:02:47,681 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-17 21:02:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-17 21:02:47,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:02:47,684 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:02:47,684 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:02:47,685 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:02:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-07-17 21:02:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-07-17 21:02:47,699 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 51 [2020-07-17 21:02:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:02:47,699 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-07-17 21:02:47,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:02:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-07-17 21:02:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:02:47,702 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:02:47,702 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 21:02:47,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:02:47,703 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:02:47,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:02:47,703 INFO L82 PathProgramCache]: Analyzing trace with hash 857479477, now seen corresponding path program 1 times [2020-07-17 21:02:47,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:02:47,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132539671] [2020-07-17 21:02:47,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:02:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,028 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:02:48,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,109 INFO L280 TraceCheckUtils]: 0: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,111 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,114 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,118 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,119 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,123 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-17 21:02:48,123 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,124 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,128 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,129 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,151 INFO L280 TraceCheckUtils]: 0: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-17 21:02:48,152 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-17 21:02:48,152 INFO L280 TraceCheckUtils]: 2: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,153 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,171 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,172 INFO L280 TraceCheckUtils]: 1: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,173 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-17 21:02:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:02:48,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-17 21:02:48,176 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-17 21:02:48,181 INFO L263 TraceCheckUtils]: 0: Hoare triple {3562#true} call ULTIMATE.init(); {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:02:48,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,187 INFO L280 TraceCheckUtils]: 2: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,188 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,188 INFO L263 TraceCheckUtils]: 4: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret73 := main(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,189 INFO L280 TraceCheckUtils]: 5: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,189 INFO L263 TraceCheckUtils]: 6: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_helpers(); {3562#true} is VALID [2020-07-17 21:02:48,190 INFO L280 TraceCheckUtils]: 7: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,190 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,190 INFO L263 TraceCheckUtils]: 9: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_features(); {3562#true} is VALID [2020-07-17 21:02:48,191 INFO L280 TraceCheckUtils]: 10: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,191 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,192 INFO L263 TraceCheckUtils]: 12: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret72 := valid_product(); {3562#true} is VALID [2020-07-17 21:02:48,192 INFO L280 TraceCheckUtils]: 13: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-17 21:02:48,192 INFO L280 TraceCheckUtils]: 14: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,193 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,193 INFO L280 TraceCheckUtils]: 16: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,194 INFO L280 TraceCheckUtils]: 17: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,194 INFO L263 TraceCheckUtils]: 18: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call setup(); {3562#true} is VALID [2020-07-17 21:02:48,194 INFO L280 TraceCheckUtils]: 19: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,195 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,196 INFO L263 TraceCheckUtils]: 21: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call runTest(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,196 INFO L263 TraceCheckUtils]: 22: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call test(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,197 INFO L280 TraceCheckUtils]: 23: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,197 INFO L280 TraceCheckUtils]: 24: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !false; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,198 INFO L280 TraceCheckUtils]: 25: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume ~splverifierCounter~0 < 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,199 INFO L280 TraceCheckUtils]: 26: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,199 INFO L280 TraceCheckUtils]: 27: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp~4); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,200 INFO L280 TraceCheckUtils]: 28: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,200 INFO L280 TraceCheckUtils]: 29: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___0~1); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,201 INFO L280 TraceCheckUtils]: 30: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,201 INFO L280 TraceCheckUtils]: 31: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,202 INFO L280 TraceCheckUtils]: 32: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp___1~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,203 INFO L263 TraceCheckUtils]: 33: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call stopSystem(); {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:02:48,203 INFO L280 TraceCheckUtils]: 34: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-17 21:02:48,203 INFO L280 TraceCheckUtils]: 35: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-17 21:02:48,204 INFO L280 TraceCheckUtils]: 36: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,204 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,205 INFO L263 TraceCheckUtils]: 38: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call timeShift(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,206 INFO L280 TraceCheckUtils]: 39: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,206 INFO L280 TraceCheckUtils]: 40: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~systemActive~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,207 INFO L263 TraceCheckUtils]: 41: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call __utac_acc__Specification1_spec__1(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,207 INFO L280 TraceCheckUtils]: 42: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~tmp~3;havoc ~tmp___0~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,207 INFO L263 TraceCheckUtils]: 43: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret35 := isMethaneLevelCritical(); {3562#true} is VALID [2020-07-17 21:02:48,208 INFO L280 TraceCheckUtils]: 44: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,209 INFO L280 TraceCheckUtils]: 45: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-17 21:02:48,210 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-17 21:02:48,210 INFO L280 TraceCheckUtils]: 47: Hoare triple {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} is VALID [2020-07-17 21:02:48,211 INFO L280 TraceCheckUtils]: 48: Hoare triple {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} assume 0 != ~tmp~3; {3563#false} is VALID [2020-07-17 21:02:48,211 INFO L263 TraceCheckUtils]: 49: Hoare triple {3563#false} call #t~ret36 := isPumpRunning(); {3562#true} is VALID [2020-07-17 21:02:48,211 INFO L280 TraceCheckUtils]: 50: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-17 21:02:48,212 INFO L280 TraceCheckUtils]: 51: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-17 21:02:48,212 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-17 21:02:48,212 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {3563#false} is VALID [2020-07-17 21:02:48,212 INFO L280 TraceCheckUtils]: 54: Hoare triple {3563#false} assume 0 != ~tmp___0~0; {3563#false} is VALID [2020-07-17 21:02:48,212 INFO L263 TraceCheckUtils]: 55: Hoare triple {3563#false} call __automaton_fail(); {3563#false} is VALID [2020-07-17 21:02:48,213 INFO L280 TraceCheckUtils]: 56: Hoare triple {3563#false} assume !false; {3563#false} is VALID [2020-07-17 21:02:48,220 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 21:02:48,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132539671] [2020-07-17 21:02:48,221 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:02:48,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:02:48,221 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311342] [2020-07-17 21:02:48,222 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:02:48,222 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:02:48,222 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:02:48,291 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 21:02:48,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:02:48,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:02:48,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:02:48,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:02:48,293 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 8 states. [2020-07-17 21:02:49,149 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:02:54,401 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:56,006 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:02:56,860 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:57,793 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:02:59,614 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:03:05,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:05,884 INFO L93 Difference]: Finished difference Result 832 states and 1087 transitions. [2020-07-17 21:03:05,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:03:05,884 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:03:05,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:03:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:03:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-17 21:03:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:03:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-17 21:03:05,905 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 499 transitions. [2020-07-17 21:03:07,646 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 499 edges. 499 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:03:07,679 INFO L225 Difference]: With dead ends: 832 [2020-07-17 21:03:07,679 INFO L226 Difference]: Without dead ends: 598 [2020-07-17 21:03:07,681 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-17 21:03:07,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2020-07-17 21:03:12,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 471. [2020-07-17 21:03:12,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:03:12,743 INFO L82 GeneralOperation]: Start isEquivalent. First operand 598 states. Second operand 471 states. [2020-07-17 21:03:12,744 INFO L74 IsIncluded]: Start isIncluded. First operand 598 states. Second operand 471 states. [2020-07-17 21:03:12,744 INFO L87 Difference]: Start difference. First operand 598 states. Second operand 471 states. [2020-07-17 21:03:12,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:12,785 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-17 21:03:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-17 21:03:12,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:03:12,788 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:03:12,788 INFO L74 IsIncluded]: Start isIncluded. First operand 471 states. Second operand 598 states. [2020-07-17 21:03:12,789 INFO L87 Difference]: Start difference. First operand 471 states. Second operand 598 states. [2020-07-17 21:03:12,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:12,829 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-17 21:03:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-17 21:03:12,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:03:12,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:03:12,832 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:03:12,832 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:03:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2020-07-17 21:03:12,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 578 transitions. [2020-07-17 21:03:12,857 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 578 transitions. Word has length 57 [2020-07-17 21:03:12,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:03:12,858 INFO L479 AbstractCegarLoop]: Abstraction has 471 states and 578 transitions. [2020-07-17 21:03:12,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:03:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 578 transitions. [2020-07-17 21:03:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 21:03:12,860 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:03:12,860 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:03:12,860 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:03:12,860 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:03:12,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:03:12,861 INFO L82 PathProgramCache]: Analyzing trace with hash -690329863, now seen corresponding path program 1 times [2020-07-17 21:03:12,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:03:12,861 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221906759] [2020-07-17 21:03:12,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:03:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,194 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:03:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,287 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,288 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,292 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,293 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,296 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,299 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-17 21:03:13,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,301 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,304 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-17 21:03:13,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,323 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,345 INFO L280 TraceCheckUtils]: 0: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,349 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,353 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,354 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-17 21:03:13,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,359 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:13,379 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-17 21:03:13,380 INFO L280 TraceCheckUtils]: 1: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-17 21:03:13,381 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-17 21:03:13,386 INFO L263 TraceCheckUtils]: 0: Hoare triple {6626#true} call ULTIMATE.init(); {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:03:13,391 INFO L280 TraceCheckUtils]: 1: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,392 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,393 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,393 INFO L263 TraceCheckUtils]: 4: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,394 INFO L280 TraceCheckUtils]: 5: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,394 INFO L263 TraceCheckUtils]: 6: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_helpers(); {6626#true} is VALID [2020-07-17 21:03:13,394 INFO L280 TraceCheckUtils]: 7: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,395 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,395 INFO L263 TraceCheckUtils]: 9: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_features(); {6626#true} is VALID [2020-07-17 21:03:13,395 INFO L280 TraceCheckUtils]: 10: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,397 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,397 INFO L263 TraceCheckUtils]: 12: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret72 := valid_product(); {6626#true} is VALID [2020-07-17 21:03:13,397 INFO L280 TraceCheckUtils]: 13: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-17 21:03:13,397 INFO L280 TraceCheckUtils]: 14: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,398 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,398 INFO L280 TraceCheckUtils]: 16: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,399 INFO L280 TraceCheckUtils]: 17: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,400 INFO L263 TraceCheckUtils]: 18: Hoare triple {6631#(= 0 ~pumpRunning~0)} call setup(); {6626#true} is VALID [2020-07-17 21:03:13,400 INFO L280 TraceCheckUtils]: 19: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,400 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,403 INFO L263 TraceCheckUtils]: 21: Hoare triple {6631#(= 0 ~pumpRunning~0)} call runTest(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,403 INFO L263 TraceCheckUtils]: 22: Hoare triple {6631#(= 0 ~pumpRunning~0)} call test(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,404 INFO L280 TraceCheckUtils]: 23: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,404 INFO L280 TraceCheckUtils]: 24: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !false; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,405 INFO L280 TraceCheckUtils]: 25: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,405 INFO L280 TraceCheckUtils]: 26: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,406 INFO L280 TraceCheckUtils]: 27: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~4); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,406 INFO L280 TraceCheckUtils]: 28: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,413 INFO L280 TraceCheckUtils]: 29: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___0~1; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,414 INFO L263 TraceCheckUtils]: 30: Hoare triple {6631#(= 0 ~pumpRunning~0)} call changeMethaneLevel(); {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-17 21:03:13,414 INFO L280 TraceCheckUtils]: 31: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-17 21:03:13,414 INFO L280 TraceCheckUtils]: 32: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,415 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,415 INFO L280 TraceCheckUtils]: 34: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,416 INFO L280 TraceCheckUtils]: 35: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,416 INFO L280 TraceCheckUtils]: 36: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,417 INFO L263 TraceCheckUtils]: 37: Hoare triple {6631#(= 0 ~pumpRunning~0)} call stopSystem(); {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:03:13,417 INFO L280 TraceCheckUtils]: 38: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,418 INFO L280 TraceCheckUtils]: 39: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,418 INFO L280 TraceCheckUtils]: 40: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,419 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,419 INFO L263 TraceCheckUtils]: 42: Hoare triple {6631#(= 0 ~pumpRunning~0)} call timeShift(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,420 INFO L280 TraceCheckUtils]: 43: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,420 INFO L280 TraceCheckUtils]: 44: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,421 INFO L263 TraceCheckUtils]: 45: Hoare triple {6631#(= 0 ~pumpRunning~0)} call __utac_acc__Specification1_spec__1(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,421 INFO L280 TraceCheckUtils]: 46: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~tmp~3;havoc ~tmp___0~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,422 INFO L263 TraceCheckUtils]: 47: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret35 := isMethaneLevelCritical(); {6626#true} is VALID [2020-07-17 21:03:13,422 INFO L280 TraceCheckUtils]: 48: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-17 21:03:13,422 INFO L280 TraceCheckUtils]: 49: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-17 21:03:13,423 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,423 INFO L280 TraceCheckUtils]: 51: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,424 INFO L280 TraceCheckUtils]: 52: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:03:13,424 INFO L263 TraceCheckUtils]: 53: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret36 := isPumpRunning(); {6626#true} is VALID [2020-07-17 21:03:13,425 INFO L280 TraceCheckUtils]: 54: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-17 21:03:13,425 INFO L280 TraceCheckUtils]: 55: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-17 21:03:13,426 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-17 21:03:13,427 INFO L280 TraceCheckUtils]: 57: Hoare triple {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:03:13,427 INFO L280 TraceCheckUtils]: 58: Hoare triple {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != ~tmp___0~0; {6627#false} is VALID [2020-07-17 21:03:13,427 INFO L263 TraceCheckUtils]: 59: Hoare triple {6627#false} call __automaton_fail(); {6627#false} is VALID [2020-07-17 21:03:13,428 INFO L280 TraceCheckUtils]: 60: Hoare triple {6627#false} assume !false; {6627#false} is VALID [2020-07-17 21:03:13,435 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 21:03:13,435 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221906759] [2020-07-17 21:03:13,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:03:13,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 21:03:13,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219005688] [2020-07-17 21:03:13,437 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-17 21:03:13,438 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:03:13,438 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 21:03:13,515 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:03:13,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 21:03:13,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:03:13,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 21:03:13,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:03:13,516 INFO L87 Difference]: Start difference. First operand 471 states and 578 transitions. Second operand 9 states. [2020-07-17 21:03:14,424 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:03:20,115 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:03:20,917 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:03:21,344 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:03:24,641 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:03:25,369 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:03:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:34,510 INFO L93 Difference]: Finished difference Result 1331 states and 1800 transitions. [2020-07-17 21:03:34,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 21:03:34,510 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-17 21:03:34,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:03:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:03:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-17 21:03:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:03:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-17 21:03:34,529 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 504 transitions. [2020-07-17 21:03:36,122 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 504 edges. 504 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:03:36,190 INFO L225 Difference]: With dead ends: 1331 [2020-07-17 21:03:36,191 INFO L226 Difference]: Without dead ends: 884 [2020-07-17 21:03:36,193 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-17 21:03:36,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-07-17 21:03:42,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 703. [2020-07-17 21:03:42,982 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:03:42,982 INFO L82 GeneralOperation]: Start isEquivalent. First operand 884 states. Second operand 703 states. [2020-07-17 21:03:42,983 INFO L74 IsIncluded]: Start isIncluded. First operand 884 states. Second operand 703 states. [2020-07-17 21:03:42,983 INFO L87 Difference]: Start difference. First operand 884 states. Second operand 703 states. [2020-07-17 21:03:43,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:43,041 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-17 21:03:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-17 21:03:43,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:03:43,045 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:03:43,046 INFO L74 IsIncluded]: Start isIncluded. First operand 703 states. Second operand 884 states. [2020-07-17 21:03:43,046 INFO L87 Difference]: Start difference. First operand 703 states. Second operand 884 states. [2020-07-17 21:03:43,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:03:43,107 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-17 21:03:43,107 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-17 21:03:43,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:03:43,112 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:03:43,112 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:03:43,112 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:03:43,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 703 states. [2020-07-17 21:03:43,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 871 transitions. [2020-07-17 21:03:43,156 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 871 transitions. Word has length 61 [2020-07-17 21:03:43,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:03:43,157 INFO L479 AbstractCegarLoop]: Abstraction has 703 states and 871 transitions. [2020-07-17 21:03:43,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 21:03:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 871 transitions. [2020-07-17 21:03:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-17 21:03:43,159 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:03:43,159 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:03:43,159 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:03:43,160 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:03:43,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:03:43,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1573489665, now seen corresponding path program 1 times [2020-07-17 21:03:43,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:03:43,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557412114] [2020-07-17 21:03:43,161 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:03:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,489 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:03:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,578 INFO L280 TraceCheckUtils]: 1: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,579 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,583 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,584 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,587 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,588 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,594 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-17 21:03:43,595 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,596 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,599 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,600 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,614 INFO L280 TraceCheckUtils]: 0: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,616 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-17 21:03:43,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,751 INFO L280 TraceCheckUtils]: 2: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,752 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-17 21:03:43,752 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-17 21:03:43,752 INFO L263 TraceCheckUtils]: 1: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-17 21:03:43,753 INFO L280 TraceCheckUtils]: 2: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-17 21:03:43,755 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,761 INFO L280 TraceCheckUtils]: 4: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,762 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-17 21:03:43,763 INFO L280 TraceCheckUtils]: 6: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-17 21:03:43,764 INFO L280 TraceCheckUtils]: 7: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-17 21:03:43,764 INFO L280 TraceCheckUtils]: 8: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-17 21:03:43,764 INFO L280 TraceCheckUtils]: 9: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,764 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-17 21:03:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,769 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-17 21:03:43,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-17 21:03:43,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-17 21:03:43,770 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-17 21:03:43,770 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-17 21:03:43,771 INFO L263 TraceCheckUtils]: 4: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-17 21:03:43,771 INFO L280 TraceCheckUtils]: 5: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-17 21:03:43,772 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,772 INFO L280 TraceCheckUtils]: 7: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,773 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-17 21:03:43,774 INFO L280 TraceCheckUtils]: 9: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-17 21:03:43,775 INFO L280 TraceCheckUtils]: 10: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-17 21:03:43,775 INFO L280 TraceCheckUtils]: 11: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-17 21:03:43,775 INFO L280 TraceCheckUtils]: 12: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,775 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-17 21:03:43,776 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-17 21:03:43,776 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-17 21:03:43,776 INFO L263 TraceCheckUtils]: 16: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,776 INFO L280 TraceCheckUtils]: 17: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,776 INFO L280 TraceCheckUtils]: 18: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,777 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-17 21:03:43,777 INFO L280 TraceCheckUtils]: 20: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,777 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-17 21:03:43,778 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-17 21:03:43,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-17 21:03:43,779 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,780 INFO L280 TraceCheckUtils]: 3: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-17 21:03:43,780 INFO L280 TraceCheckUtils]: 4: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-17 21:03:43,780 INFO L263 TraceCheckUtils]: 5: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-17 21:03:43,780 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-17 21:03:43,781 INFO L263 TraceCheckUtils]: 7: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-17 21:03:43,781 INFO L280 TraceCheckUtils]: 8: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-17 21:03:43,783 INFO L280 TraceCheckUtils]: 9: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,783 INFO L280 TraceCheckUtils]: 10: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,784 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-17 21:03:43,785 INFO L280 TraceCheckUtils]: 12: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-17 21:03:43,786 INFO L280 TraceCheckUtils]: 13: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-17 21:03:43,786 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-17 21:03:43,786 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,786 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-17 21:03:43,786 INFO L280 TraceCheckUtils]: 17: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-17 21:03:43,787 INFO L280 TraceCheckUtils]: 18: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-17 21:03:43,787 INFO L263 TraceCheckUtils]: 19: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,787 INFO L280 TraceCheckUtils]: 20: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,787 INFO L280 TraceCheckUtils]: 21: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,787 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-17 21:03:43,788 INFO L280 TraceCheckUtils]: 23: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,788 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-17 21:03:43,789 INFO L280 TraceCheckUtils]: 25: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,789 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-17 21:03:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-17 21:03:43,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,798 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-17 21:03:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:03:43,802 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-17 21:03:43,802 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,802 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-17 21:03:43,808 INFO L263 TraceCheckUtils]: 0: Hoare triple {11259#true} call ULTIMATE.init(); {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:03:43,817 INFO L280 TraceCheckUtils]: 1: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,818 INFO L280 TraceCheckUtils]: 2: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,819 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,820 INFO L263 TraceCheckUtils]: 4: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,820 INFO L280 TraceCheckUtils]: 5: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,821 INFO L263 TraceCheckUtils]: 6: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_helpers(); {11259#true} is VALID [2020-07-17 21:03:43,821 INFO L280 TraceCheckUtils]: 7: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,822 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,822 INFO L263 TraceCheckUtils]: 9: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_features(); {11259#true} is VALID [2020-07-17 21:03:43,823 INFO L280 TraceCheckUtils]: 10: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,823 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,824 INFO L263 TraceCheckUtils]: 12: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {11259#true} is VALID [2020-07-17 21:03:43,824 INFO L280 TraceCheckUtils]: 13: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-17 21:03:43,824 INFO L280 TraceCheckUtils]: 14: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,825 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,826 INFO L280 TraceCheckUtils]: 16: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,827 INFO L280 TraceCheckUtils]: 17: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,827 INFO L263 TraceCheckUtils]: 18: Hoare triple {11264#(= 1 ~waterLevel~0)} call setup(); {11259#true} is VALID [2020-07-17 21:03:43,827 INFO L280 TraceCheckUtils]: 19: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,828 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,829 INFO L263 TraceCheckUtils]: 21: Hoare triple {11264#(= 1 ~waterLevel~0)} call runTest(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,830 INFO L263 TraceCheckUtils]: 22: Hoare triple {11264#(= 1 ~waterLevel~0)} call test(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,831 INFO L280 TraceCheckUtils]: 23: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,831 INFO L280 TraceCheckUtils]: 24: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !false; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,832 INFO L280 TraceCheckUtils]: 25: Hoare triple {11264#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,833 INFO L280 TraceCheckUtils]: 26: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,834 INFO L280 TraceCheckUtils]: 27: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,834 INFO L280 TraceCheckUtils]: 28: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,836 INFO L280 TraceCheckUtils]: 29: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___0~1; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,837 INFO L263 TraceCheckUtils]: 30: Hoare triple {11264#(= 1 ~waterLevel~0)} call changeMethaneLevel(); {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-17 21:03:43,837 INFO L280 TraceCheckUtils]: 31: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,837 INFO L280 TraceCheckUtils]: 32: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,838 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,839 INFO L280 TraceCheckUtils]: 34: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,840 INFO L280 TraceCheckUtils]: 35: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,840 INFO L263 TraceCheckUtils]: 36: Hoare triple {11264#(= 1 ~waterLevel~0)} call timeShift(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,841 INFO L280 TraceCheckUtils]: 37: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,842 INFO L280 TraceCheckUtils]: 38: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:03:43,843 INFO L263 TraceCheckUtils]: 39: Hoare triple {11264#(= 1 ~waterLevel~0)} call processEnvironment(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,843 INFO L280 TraceCheckUtils]: 40: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-17 21:03:43,844 INFO L280 TraceCheckUtils]: 41: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-17 21:03:43,844 INFO L263 TraceCheckUtils]: 42: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,845 INFO L280 TraceCheckUtils]: 43: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-17 21:03:43,845 INFO L280 TraceCheckUtils]: 44: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-17 21:03:43,845 INFO L263 TraceCheckUtils]: 45: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-17 21:03:43,846 INFO L280 TraceCheckUtils]: 46: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-17 21:03:43,846 INFO L263 TraceCheckUtils]: 47: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-17 21:03:43,846 INFO L280 TraceCheckUtils]: 48: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-17 21:03:43,847 INFO L280 TraceCheckUtils]: 49: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,848 INFO L280 TraceCheckUtils]: 50: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-17 21:03:43,850 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-17 21:03:43,851 INFO L280 TraceCheckUtils]: 52: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-17 21:03:43,852 INFO L280 TraceCheckUtils]: 53: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-17 21:03:43,852 INFO L280 TraceCheckUtils]: 54: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-17 21:03:43,852 INFO L280 TraceCheckUtils]: 55: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,853 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-17 21:03:43,853 INFO L280 TraceCheckUtils]: 57: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-17 21:03:43,853 INFO L280 TraceCheckUtils]: 58: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-17 21:03:43,854 INFO L263 TraceCheckUtils]: 59: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:03:43,854 INFO L280 TraceCheckUtils]: 60: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-17 21:03:43,854 INFO L280 TraceCheckUtils]: 61: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,855 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-17 21:03:43,855 INFO L280 TraceCheckUtils]: 63: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,860 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-17 21:03:43,860 INFO L280 TraceCheckUtils]: 65: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-17 21:03:43,861 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-17 21:03:43,861 INFO L263 TraceCheckUtils]: 67: Hoare triple {11260#false} call __utac_acc__Specification1_spec__1(); {11260#false} is VALID [2020-07-17 21:03:43,861 INFO L280 TraceCheckUtils]: 68: Hoare triple {11260#false} havoc ~tmp~3;havoc ~tmp___0~0; {11260#false} is VALID [2020-07-17 21:03:43,861 INFO L263 TraceCheckUtils]: 69: Hoare triple {11260#false} call #t~ret35 := isMethaneLevelCritical(); {11259#true} is VALID [2020-07-17 21:03:43,861 INFO L280 TraceCheckUtils]: 70: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-17 21:03:43,862 INFO L280 TraceCheckUtils]: 71: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,862 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-17 21:03:43,862 INFO L280 TraceCheckUtils]: 73: Hoare triple {11260#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {11260#false} is VALID [2020-07-17 21:03:43,863 INFO L280 TraceCheckUtils]: 74: Hoare triple {11260#false} assume 0 != ~tmp~3; {11260#false} is VALID [2020-07-17 21:03:43,863 INFO L263 TraceCheckUtils]: 75: Hoare triple {11260#false} call #t~ret36 := isPumpRunning(); {11259#true} is VALID [2020-07-17 21:03:43,863 INFO L280 TraceCheckUtils]: 76: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-17 21:03:43,863 INFO L280 TraceCheckUtils]: 77: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-17 21:03:43,864 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-17 21:03:43,864 INFO L280 TraceCheckUtils]: 79: Hoare triple {11260#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {11260#false} is VALID [2020-07-17 21:03:43,864 INFO L280 TraceCheckUtils]: 80: Hoare triple {11260#false} assume 0 != ~tmp___0~0; {11260#false} is VALID [2020-07-17 21:03:43,865 INFO L263 TraceCheckUtils]: 81: Hoare triple {11260#false} call __automaton_fail(); {11260#false} is VALID [2020-07-17 21:03:43,865 INFO L280 TraceCheckUtils]: 82: Hoare triple {11260#false} assume !false; {11260#false} is VALID [2020-07-17 21:03:43,884 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 21:03:43,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557412114] [2020-07-17 21:03:43,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:03:43,886 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 21:03:43,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598303994] [2020-07-17 21:03:43,888 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-17 21:03:43,888 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:03:43,889 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 21:03:44,020 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:03:44,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 21:03:44,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:03:44,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 21:03:44,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:03:44,023 INFO L87 Difference]: Start difference. First operand 703 states and 871 transitions. Second operand 9 states. [2020-07-17 21:03:45,005 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:03:51,522 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:03:51,890 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:03:52,758 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:03:53,282 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:04:14,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:04:14,722 INFO L93 Difference]: Finished difference Result 2338 states and 3323 transitions. [2020-07-17 21:04:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 21:04:14,722 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-17 21:04:14,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:04:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:04:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-17 21:04:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:04:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-17 21:04:14,742 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 589 transitions. [2020-07-17 21:04:16,606 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 589 edges. 589 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:04:16,848 INFO L225 Difference]: With dead ends: 2338 [2020-07-17 21:04:16,849 INFO L226 Difference]: Without dead ends: 1659 [2020-07-17 21:04:16,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-17 21:04:16,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-17 21:04:28,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1259. [2020-07-17 21:04:28,243 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:04:28,243 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1259 states. [2020-07-17 21:04:28,243 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1259 states. [2020-07-17 21:04:28,243 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1259 states. [2020-07-17 21:04:28,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:04:28,423 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-17 21:04:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-17 21:04:28,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:04:28,431 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:04:28,431 INFO L74 IsIncluded]: Start isIncluded. First operand 1259 states. Second operand 1659 states. [2020-07-17 21:04:28,431 INFO L87 Difference]: Start difference. First operand 1259 states. Second operand 1659 states. [2020-07-17 21:04:28,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:04:28,618 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-17 21:04:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-17 21:04:28,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:04:28,625 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:04:28,625 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:04:28,625 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:04:28,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2020-07-17 21:04:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1546 transitions. [2020-07-17 21:04:28,747 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1546 transitions. Word has length 83 [2020-07-17 21:04:28,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:04:28,748 INFO L479 AbstractCegarLoop]: Abstraction has 1259 states and 1546 transitions. [2020-07-17 21:04:28,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 21:04:28,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1546 transitions. [2020-07-17 21:04:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-17 21:04:28,752 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:04:28,753 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:04:28,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:04:28,753 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:04:28,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:04:28,753 INFO L82 PathProgramCache]: Analyzing trace with hash 547997666, now seen corresponding path program 1 times [2020-07-17 21:04:28,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:04:28,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885102854] [2020-07-17 21:04:28,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:04:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,068 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:04:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-17 21:04:29,114 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,114 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-17 21:04:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,116 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,116 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-17 21:04:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,119 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,119 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-17 21:04:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-17 21:04:29,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,122 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-17 21:04:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,126 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-17 21:04:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,137 INFO L280 TraceCheckUtils]: 0: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,137 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,138 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-17 21:04:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,251 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,251 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,251 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-17 21:04:29,251 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-17 21:04:29,252 INFO L263 TraceCheckUtils]: 1: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-17 21:04:29,252 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,252 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,253 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,253 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-17 21:04:29,253 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-17 21:04:29,255 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-17 21:04:29,255 INFO L280 TraceCheckUtils]: 8: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,256 INFO L280 TraceCheckUtils]: 9: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,257 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-17 21:04:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,261 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,261 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,261 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-17 21:04:29,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-17 21:04:29,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-17 21:04:29,262 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-17 21:04:29,262 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-17 21:04:29,262 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-17 21:04:29,263 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,263 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,263 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,263 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-17 21:04:29,263 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-17 21:04:29,264 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-17 21:04:29,265 INFO L280 TraceCheckUtils]: 11: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,265 INFO L280 TraceCheckUtils]: 12: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,266 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-17 21:04:29,267 INFO L280 TraceCheckUtils]: 14: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-17 21:04:29,268 INFO L280 TraceCheckUtils]: 15: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-17 21:04:29,268 INFO L263 TraceCheckUtils]: 16: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,268 INFO L280 TraceCheckUtils]: 17: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,269 INFO L280 TraceCheckUtils]: 18: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,269 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-17 21:04:29,269 INFO L280 TraceCheckUtils]: 20: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-17 21:04:29,269 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-17 21:04:29,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-17 21:04:29,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-17 21:04:29,271 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,272 INFO L280 TraceCheckUtils]: 3: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-17 21:04:29,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-17 21:04:29,272 INFO L263 TraceCheckUtils]: 5: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-17 21:04:29,272 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-17 21:04:29,272 INFO L263 TraceCheckUtils]: 7: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-17 21:04:29,272 INFO L280 TraceCheckUtils]: 8: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,273 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,273 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,273 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-17 21:04:29,273 INFO L280 TraceCheckUtils]: 12: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-17 21:04:29,274 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-17 21:04:29,274 INFO L280 TraceCheckUtils]: 14: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,275 INFO L280 TraceCheckUtils]: 15: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,275 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-17 21:04:29,276 INFO L280 TraceCheckUtils]: 17: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-17 21:04:29,276 INFO L280 TraceCheckUtils]: 18: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-17 21:04:29,276 INFO L263 TraceCheckUtils]: 19: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,276 INFO L280 TraceCheckUtils]: 20: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,277 INFO L280 TraceCheckUtils]: 21: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,277 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-17 21:04:29,277 INFO L280 TraceCheckUtils]: 23: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-17 21:04:29,277 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-17 21:04:29,277 INFO L280 TraceCheckUtils]: 25: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-17 21:04:29,277 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-17 21:04:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,281 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-17 21:04:29,281 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,282 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-17 21:04:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:04:29,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-17 21:04:29,289 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,289 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-17 21:04:29,295 INFO L263 TraceCheckUtils]: 0: Hoare triple {19597#true} call ULTIMATE.init(); {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:04:29,295 INFO L280 TraceCheckUtils]: 1: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-17 21:04:29,295 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,296 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-17 21:04:29,296 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret73 := main(); {19597#true} is VALID [2020-07-17 21:04:29,296 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~11;havoc ~tmp~8; {19597#true} is VALID [2020-07-17 21:04:29,296 INFO L263 TraceCheckUtils]: 6: Hoare triple {19597#true} call select_helpers(); {19597#true} is VALID [2020-07-17 21:04:29,296 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,297 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-17 21:04:29,297 INFO L263 TraceCheckUtils]: 9: Hoare triple {19597#true} call select_features(); {19597#true} is VALID [2020-07-17 21:04:29,297 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,297 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-17 21:04:29,297 INFO L263 TraceCheckUtils]: 12: Hoare triple {19597#true} call #t~ret72 := valid_product(); {19597#true} is VALID [2020-07-17 21:04:29,298 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-17 21:04:29,298 INFO L280 TraceCheckUtils]: 14: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,298 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-17 21:04:29,298 INFO L280 TraceCheckUtils]: 16: Hoare triple {19597#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {19597#true} is VALID [2020-07-17 21:04:29,299 INFO L280 TraceCheckUtils]: 17: Hoare triple {19597#true} assume 0 != ~tmp~8; {19597#true} is VALID [2020-07-17 21:04:29,299 INFO L263 TraceCheckUtils]: 18: Hoare triple {19597#true} call setup(); {19597#true} is VALID [2020-07-17 21:04:29,299 INFO L280 TraceCheckUtils]: 19: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,299 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-17 21:04:29,299 INFO L263 TraceCheckUtils]: 21: Hoare triple {19597#true} call runTest(); {19597#true} is VALID [2020-07-17 21:04:29,300 INFO L263 TraceCheckUtils]: 22: Hoare triple {19597#true} call test(); {19597#true} is VALID [2020-07-17 21:04:29,300 INFO L280 TraceCheckUtils]: 23: Hoare triple {19597#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {19597#true} is VALID [2020-07-17 21:04:29,300 INFO L280 TraceCheckUtils]: 24: Hoare triple {19597#true} assume !false; {19597#true} is VALID [2020-07-17 21:04:29,300 INFO L280 TraceCheckUtils]: 25: Hoare triple {19597#true} assume ~splverifierCounter~0 < 4; {19597#true} is VALID [2020-07-17 21:04:29,300 INFO L280 TraceCheckUtils]: 26: Hoare triple {19597#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {19597#true} is VALID [2020-07-17 21:04:29,301 INFO L280 TraceCheckUtils]: 27: Hoare triple {19597#true} assume !(0 != ~tmp~4); {19597#true} is VALID [2020-07-17 21:04:29,301 INFO L280 TraceCheckUtils]: 28: Hoare triple {19597#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {19597#true} is VALID [2020-07-17 21:04:29,301 INFO L280 TraceCheckUtils]: 29: Hoare triple {19597#true} assume 0 != ~tmp___0~1; {19597#true} is VALID [2020-07-17 21:04:29,303 INFO L263 TraceCheckUtils]: 30: Hoare triple {19597#true} call changeMethaneLevel(); {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-17 21:04:29,303 INFO L280 TraceCheckUtils]: 31: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,303 INFO L280 TraceCheckUtils]: 32: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,303 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-17 21:04:29,304 INFO L280 TraceCheckUtils]: 34: Hoare triple {19597#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {19597#true} is VALID [2020-07-17 21:04:29,304 INFO L280 TraceCheckUtils]: 35: Hoare triple {19597#true} assume 0 != ~tmp___2~0; {19597#true} is VALID [2020-07-17 21:04:29,304 INFO L263 TraceCheckUtils]: 36: Hoare triple {19597#true} call timeShift(); {19597#true} is VALID [2020-07-17 21:04:29,304 INFO L280 TraceCheckUtils]: 37: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-17 21:04:29,304 INFO L280 TraceCheckUtils]: 38: Hoare triple {19597#true} assume 0 != ~systemActive~0; {19597#true} is VALID [2020-07-17 21:04:29,305 INFO L263 TraceCheckUtils]: 39: Hoare triple {19597#true} call processEnvironment(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,305 INFO L280 TraceCheckUtils]: 40: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-17 21:04:29,305 INFO L280 TraceCheckUtils]: 41: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-17 21:04:29,306 INFO L263 TraceCheckUtils]: 42: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,306 INFO L280 TraceCheckUtils]: 43: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-17 21:04:29,306 INFO L280 TraceCheckUtils]: 44: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-17 21:04:29,307 INFO L263 TraceCheckUtils]: 45: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-17 21:04:29,307 INFO L280 TraceCheckUtils]: 46: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-17 21:04:29,307 INFO L263 TraceCheckUtils]: 47: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-17 21:04:29,307 INFO L280 TraceCheckUtils]: 48: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,307 INFO L280 TraceCheckUtils]: 49: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-17 21:04:29,308 INFO L280 TraceCheckUtils]: 50: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,308 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-17 21:04:29,308 INFO L280 TraceCheckUtils]: 52: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-17 21:04:29,309 INFO L280 TraceCheckUtils]: 53: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-17 21:04:29,309 INFO L280 TraceCheckUtils]: 54: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,310 INFO L280 TraceCheckUtils]: 55: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-17 21:04:29,311 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-17 21:04:29,312 INFO L280 TraceCheckUtils]: 57: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-17 21:04:29,313 INFO L280 TraceCheckUtils]: 58: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-17 21:04:29,313 INFO L263 TraceCheckUtils]: 59: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:04:29,313 INFO L280 TraceCheckUtils]: 60: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-17 21:04:29,313 INFO L280 TraceCheckUtils]: 61: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,313 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-17 21:04:29,314 INFO L280 TraceCheckUtils]: 63: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-17 21:04:29,314 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-17 21:04:29,314 INFO L280 TraceCheckUtils]: 65: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-17 21:04:29,314 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-17 21:04:29,314 INFO L263 TraceCheckUtils]: 67: Hoare triple {19598#false} call __utac_acc__Specification1_spec__1(); {19598#false} is VALID [2020-07-17 21:04:29,315 INFO L280 TraceCheckUtils]: 68: Hoare triple {19598#false} havoc ~tmp~3;havoc ~tmp___0~0; {19598#false} is VALID [2020-07-17 21:04:29,315 INFO L263 TraceCheckUtils]: 69: Hoare triple {19598#false} call #t~ret35 := isMethaneLevelCritical(); {19597#true} is VALID [2020-07-17 21:04:29,315 INFO L280 TraceCheckUtils]: 70: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-17 21:04:29,315 INFO L280 TraceCheckUtils]: 71: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,315 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-17 21:04:29,316 INFO L280 TraceCheckUtils]: 73: Hoare triple {19598#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {19598#false} is VALID [2020-07-17 21:04:29,316 INFO L280 TraceCheckUtils]: 74: Hoare triple {19598#false} assume 0 != ~tmp~3; {19598#false} is VALID [2020-07-17 21:04:29,316 INFO L263 TraceCheckUtils]: 75: Hoare triple {19598#false} call #t~ret36 := isPumpRunning(); {19597#true} is VALID [2020-07-17 21:04:29,316 INFO L280 TraceCheckUtils]: 76: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-17 21:04:29,316 INFO L280 TraceCheckUtils]: 77: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-17 21:04:29,317 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-17 21:04:29,317 INFO L280 TraceCheckUtils]: 79: Hoare triple {19598#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {19598#false} is VALID [2020-07-17 21:04:29,317 INFO L280 TraceCheckUtils]: 80: Hoare triple {19598#false} assume 0 != ~tmp___0~0; {19598#false} is VALID [2020-07-17 21:04:29,317 INFO L263 TraceCheckUtils]: 81: Hoare triple {19598#false} call __automaton_fail(); {19598#false} is VALID [2020-07-17 21:04:29,317 INFO L280 TraceCheckUtils]: 82: Hoare triple {19598#false} assume !false; {19598#false} is VALID [2020-07-17 21:04:29,327 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 21:04:29,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885102854] [2020-07-17 21:04:29,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:04:29,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 21:04:29,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331688002] [2020-07-17 21:04:29,329 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-17 21:04:29,329 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:04:29,330 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 21:04:29,435 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:04:29,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 21:04:29,436 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:04:29,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 21:04:29,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:04:29,436 INFO L87 Difference]: Start difference. First operand 1259 states and 1546 transitions. Second operand 9 states. [2020-07-17 21:04:36,825 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:04:37,338 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 21:04:38,166 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:04:38,775 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:04:55,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:04:55,318 INFO L93 Difference]: Finished difference Result 2894 states and 3849 transitions. [2020-07-17 21:04:55,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:04:55,319 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-17 21:04:55,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:04:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:04:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-17 21:04:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:04:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-17 21:04:55,337 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 392 transitions. [2020-07-17 21:04:56,566 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 392 edges. 392 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:04:56,759 INFO L225 Difference]: With dead ends: 2894 [2020-07-17 21:04:56,759 INFO L226 Difference]: Without dead ends: 1659 [2020-07-17 21:04:56,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:04:56,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-17 21:05:08,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1299. [2020-07-17 21:05:08,343 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:05:08,343 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1299 states. [2020-07-17 21:05:08,343 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1299 states. [2020-07-17 21:05:08,343 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1299 states. [2020-07-17 21:05:08,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:05:08,463 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-17 21:05:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-17 21:05:08,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:05:08,470 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:05:08,471 INFO L74 IsIncluded]: Start isIncluded. First operand 1299 states. Second operand 1659 states. [2020-07-17 21:05:08,471 INFO L87 Difference]: Start difference. First operand 1299 states. Second operand 1659 states. [2020-07-17 21:05:08,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:05:08,598 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-17 21:05:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-17 21:05:08,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:05:08,608 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:05:08,608 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:05:08,608 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:05:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2020-07-17 21:05:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1586 transitions. [2020-07-17 21:05:08,725 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1586 transitions. Word has length 83 [2020-07-17 21:05:08,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:05:08,726 INFO L479 AbstractCegarLoop]: Abstraction has 1299 states and 1586 transitions. [2020-07-17 21:05:08,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 21:05:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1586 transitions. [2020-07-17 21:05:08,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-17 21:05:08,732 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:05:08,732 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:05:08,732 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 21:05:08,733 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:05:08,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:05:08,733 INFO L82 PathProgramCache]: Analyzing trace with hash 570629920, now seen corresponding path program 1 times [2020-07-17 21:05:08,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:05:08,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843029920] [2020-07-17 21:05:08,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:05:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,062 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:05:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,139 INFO L280 TraceCheckUtils]: 0: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-17 21:05:09,140 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,140 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-17 21:05:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,142 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,143 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-17 21:05:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,145 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,145 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-17 21:05:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,160 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:05:09,160 INFO L280 TraceCheckUtils]: 1: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:05:09,161 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-17 21:05:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,164 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,164 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-17 21:05:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,181 INFO L280 TraceCheckUtils]: 0: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,182 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,182 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-17 21:05:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,264 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-17 21:05:09,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,266 INFO L280 TraceCheckUtils]: 2: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,267 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-17 21:05:09,267 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-17 21:05:09,267 INFO L263 TraceCheckUtils]: 1: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-17 21:05:09,268 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-17 21:05:09,268 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,269 INFO L280 TraceCheckUtils]: 4: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,269 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-17 21:05:09,270 INFO L280 TraceCheckUtils]: 6: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-17 21:05:09,270 INFO L280 TraceCheckUtils]: 7: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-17 21:05:09,270 INFO L280 TraceCheckUtils]: 8: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-17 21:05:09,270 INFO L280 TraceCheckUtils]: 9: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,271 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-17 21:05:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,281 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,282 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,282 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-17 21:05:09,282 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-17 21:05:09,282 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-17 21:05:09,283 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-17 21:05:09,283 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-17 21:05:09,283 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-17 21:05:09,283 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-17 21:05:09,288 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,289 INFO L280 TraceCheckUtils]: 7: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,291 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-17 21:05:09,291 INFO L280 TraceCheckUtils]: 9: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-17 21:05:09,292 INFO L280 TraceCheckUtils]: 10: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-17 21:05:09,292 INFO L280 TraceCheckUtils]: 11: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-17 21:05:09,292 INFO L280 TraceCheckUtils]: 12: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,292 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-17 21:05:09,293 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-17 21:05:09,293 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-17 21:05:09,293 INFO L263 TraceCheckUtils]: 16: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,293 INFO L280 TraceCheckUtils]: 17: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,294 INFO L280 TraceCheckUtils]: 18: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,294 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-17 21:05:09,294 INFO L280 TraceCheckUtils]: 20: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,294 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-17 21:05:09,295 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-17 21:05:09,295 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-17 21:05:09,296 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,296 INFO L280 TraceCheckUtils]: 3: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-17 21:05:09,296 INFO L280 TraceCheckUtils]: 4: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-17 21:05:09,296 INFO L263 TraceCheckUtils]: 5: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-17 21:05:09,297 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-17 21:05:09,297 INFO L263 TraceCheckUtils]: 7: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-17 21:05:09,297 INFO L280 TraceCheckUtils]: 8: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-17 21:05:09,303 INFO L280 TraceCheckUtils]: 9: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,303 INFO L280 TraceCheckUtils]: 10: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,304 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-17 21:05:09,305 INFO L280 TraceCheckUtils]: 12: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-17 21:05:09,305 INFO L280 TraceCheckUtils]: 13: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-17 21:05:09,306 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-17 21:05:09,306 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,306 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-17 21:05:09,306 INFO L280 TraceCheckUtils]: 17: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-17 21:05:09,306 INFO L280 TraceCheckUtils]: 18: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-17 21:05:09,307 INFO L263 TraceCheckUtils]: 19: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,307 INFO L280 TraceCheckUtils]: 20: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,307 INFO L280 TraceCheckUtils]: 21: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,307 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-17 21:05:09,307 INFO L280 TraceCheckUtils]: 23: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,308 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-17 21:05:09,308 INFO L280 TraceCheckUtils]: 25: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,308 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-17 21:05:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-17 21:05:09,318 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,319 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-17 21:05:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:05:09,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-17 21:05:09,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,322 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-17 21:05:09,326 INFO L263 TraceCheckUtils]: 0: Hoare triple {28702#true} call ULTIMATE.init(); {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:05:09,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-17 21:05:09,326 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,327 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-17 21:05:09,327 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret73 := main(); {28702#true} is VALID [2020-07-17 21:05:09,327 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~11;havoc ~tmp~8; {28702#true} is VALID [2020-07-17 21:05:09,327 INFO L263 TraceCheckUtils]: 6: Hoare triple {28702#true} call select_helpers(); {28702#true} is VALID [2020-07-17 21:05:09,327 INFO L280 TraceCheckUtils]: 7: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,328 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-17 21:05:09,328 INFO L263 TraceCheckUtils]: 9: Hoare triple {28702#true} call select_features(); {28702#true} is VALID [2020-07-17 21:05:09,328 INFO L280 TraceCheckUtils]: 10: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,328 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-17 21:05:09,328 INFO L263 TraceCheckUtils]: 12: Hoare triple {28702#true} call #t~ret72 := valid_product(); {28702#true} is VALID [2020-07-17 21:05:09,329 INFO L280 TraceCheckUtils]: 13: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:05:09,329 INFO L280 TraceCheckUtils]: 14: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:05:09,330 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-17 21:05:09,331 INFO L280 TraceCheckUtils]: 16: Hoare triple {28714#(= |main_#t~ret72| 1)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {28715#(= 1 main_~tmp~8)} is VALID [2020-07-17 21:05:09,331 INFO L280 TraceCheckUtils]: 17: Hoare triple {28715#(= 1 main_~tmp~8)} assume 0 != ~tmp~8; {28702#true} is VALID [2020-07-17 21:05:09,331 INFO L263 TraceCheckUtils]: 18: Hoare triple {28702#true} call setup(); {28702#true} is VALID [2020-07-17 21:05:09,331 INFO L280 TraceCheckUtils]: 19: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,331 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-17 21:05:09,332 INFO L263 TraceCheckUtils]: 21: Hoare triple {28702#true} call runTest(); {28702#true} is VALID [2020-07-17 21:05:09,332 INFO L263 TraceCheckUtils]: 22: Hoare triple {28702#true} call test(); {28702#true} is VALID [2020-07-17 21:05:09,332 INFO L280 TraceCheckUtils]: 23: Hoare triple {28702#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {28702#true} is VALID [2020-07-17 21:05:09,332 INFO L280 TraceCheckUtils]: 24: Hoare triple {28702#true} assume !false; {28702#true} is VALID [2020-07-17 21:05:09,332 INFO L280 TraceCheckUtils]: 25: Hoare triple {28702#true} assume ~splverifierCounter~0 < 4; {28702#true} is VALID [2020-07-17 21:05:09,333 INFO L280 TraceCheckUtils]: 26: Hoare triple {28702#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {28702#true} is VALID [2020-07-17 21:05:09,333 INFO L280 TraceCheckUtils]: 27: Hoare triple {28702#true} assume !(0 != ~tmp~4); {28702#true} is VALID [2020-07-17 21:05:09,333 INFO L280 TraceCheckUtils]: 28: Hoare triple {28702#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {28702#true} is VALID [2020-07-17 21:05:09,333 INFO L280 TraceCheckUtils]: 29: Hoare triple {28702#true} assume 0 != ~tmp___0~1; {28702#true} is VALID [2020-07-17 21:05:09,334 INFO L263 TraceCheckUtils]: 30: Hoare triple {28702#true} call changeMethaneLevel(); {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-17 21:05:09,334 INFO L280 TraceCheckUtils]: 31: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,334 INFO L280 TraceCheckUtils]: 32: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,334 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-17 21:05:09,334 INFO L280 TraceCheckUtils]: 34: Hoare triple {28702#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {28702#true} is VALID [2020-07-17 21:05:09,335 INFO L280 TraceCheckUtils]: 35: Hoare triple {28702#true} assume 0 != ~tmp___2~0; {28702#true} is VALID [2020-07-17 21:05:09,335 INFO L263 TraceCheckUtils]: 36: Hoare triple {28702#true} call timeShift(); {28702#true} is VALID [2020-07-17 21:05:09,335 INFO L280 TraceCheckUtils]: 37: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-17 21:05:09,335 INFO L280 TraceCheckUtils]: 38: Hoare triple {28702#true} assume 0 != ~systemActive~0; {28702#true} is VALID [2020-07-17 21:05:09,336 INFO L263 TraceCheckUtils]: 39: Hoare triple {28702#true} call processEnvironment(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,336 INFO L280 TraceCheckUtils]: 40: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-17 21:05:09,336 INFO L280 TraceCheckUtils]: 41: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-17 21:05:09,337 INFO L263 TraceCheckUtils]: 42: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,337 INFO L280 TraceCheckUtils]: 43: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-17 21:05:09,337 INFO L280 TraceCheckUtils]: 44: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-17 21:05:09,337 INFO L263 TraceCheckUtils]: 45: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-17 21:05:09,337 INFO L280 TraceCheckUtils]: 46: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-17 21:05:09,337 INFO L263 TraceCheckUtils]: 47: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-17 21:05:09,338 INFO L280 TraceCheckUtils]: 48: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-17 21:05:09,339 INFO L280 TraceCheckUtils]: 49: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,339 INFO L280 TraceCheckUtils]: 50: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-17 21:05:09,340 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-17 21:05:09,340 INFO L280 TraceCheckUtils]: 52: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-17 21:05:09,341 INFO L280 TraceCheckUtils]: 53: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-17 21:05:09,341 INFO L280 TraceCheckUtils]: 54: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-17 21:05:09,341 INFO L280 TraceCheckUtils]: 55: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,342 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-17 21:05:09,342 INFO L280 TraceCheckUtils]: 57: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-17 21:05:09,342 INFO L280 TraceCheckUtils]: 58: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-17 21:05:09,342 INFO L263 TraceCheckUtils]: 59: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:05:09,342 INFO L280 TraceCheckUtils]: 60: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-17 21:05:09,342 INFO L280 TraceCheckUtils]: 61: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,343 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-17 21:05:09,343 INFO L280 TraceCheckUtils]: 63: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,343 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-17 21:05:09,343 INFO L280 TraceCheckUtils]: 65: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-17 21:05:09,343 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-17 21:05:09,343 INFO L263 TraceCheckUtils]: 67: Hoare triple {28703#false} call __utac_acc__Specification1_spec__1(); {28703#false} is VALID [2020-07-17 21:05:09,344 INFO L280 TraceCheckUtils]: 68: Hoare triple {28703#false} havoc ~tmp~3;havoc ~tmp___0~0; {28703#false} is VALID [2020-07-17 21:05:09,344 INFO L263 TraceCheckUtils]: 69: Hoare triple {28703#false} call #t~ret35 := isMethaneLevelCritical(); {28702#true} is VALID [2020-07-17 21:05:09,344 INFO L280 TraceCheckUtils]: 70: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-17 21:05:09,344 INFO L280 TraceCheckUtils]: 71: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,344 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-17 21:05:09,344 INFO L280 TraceCheckUtils]: 73: Hoare triple {28703#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {28703#false} is VALID [2020-07-17 21:05:09,345 INFO L280 TraceCheckUtils]: 74: Hoare triple {28703#false} assume 0 != ~tmp~3; {28703#false} is VALID [2020-07-17 21:05:09,345 INFO L263 TraceCheckUtils]: 75: Hoare triple {28703#false} call #t~ret36 := isPumpRunning(); {28702#true} is VALID [2020-07-17 21:05:09,345 INFO L280 TraceCheckUtils]: 76: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-17 21:05:09,345 INFO L280 TraceCheckUtils]: 77: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-17 21:05:09,345 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-17 21:05:09,345 INFO L280 TraceCheckUtils]: 79: Hoare triple {28703#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {28703#false} is VALID [2020-07-17 21:05:09,346 INFO L280 TraceCheckUtils]: 80: Hoare triple {28703#false} assume 0 != ~tmp___0~0; {28703#false} is VALID [2020-07-17 21:05:09,346 INFO L263 TraceCheckUtils]: 81: Hoare triple {28703#false} call __automaton_fail(); {28703#false} is VALID [2020-07-17 21:05:09,346 INFO L280 TraceCheckUtils]: 82: Hoare triple {28703#false} assume !false; {28703#false} is VALID [2020-07-17 21:05:09,355 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 21:05:09,358 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843029920] [2020-07-17 21:05:09,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:05:09,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 21:05:09,359 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991691546] [2020-07-17 21:05:09,360 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-17 21:05:09,361 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:05:09,361 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 21:05:09,465 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:05:09,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 21:05:09,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:05:09,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 21:05:09,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-17 21:05:09,466 INFO L87 Difference]: Start difference. First operand 1299 states and 1586 transitions. Second operand 11 states. [2020-07-17 21:05:11,421 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:11,837 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:12,168 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:17,038 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:17,932 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:18,443 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:05:33,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:05:33,386 INFO L93 Difference]: Finished difference Result 2592 states and 3413 transitions. [2020-07-17 21:05:33,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:05:33,386 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-17 21:05:33,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:05:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 21:05:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-17 21:05:33,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 21:05:33,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-17 21:05:33,397 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 391 transitions. [2020-07-17 21:05:34,691 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 391 edges. 391 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:05:34,794 INFO L225 Difference]: With dead ends: 2592 [2020-07-17 21:05:34,794 INFO L226 Difference]: Without dead ends: 1317 [2020-07-17 21:05:34,798 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-17 21:05:34,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2020-07-17 21:05:43,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1073. [2020-07-17 21:05:43,812 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:05:43,812 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1317 states. Second operand 1073 states. [2020-07-17 21:05:43,812 INFO L74 IsIncluded]: Start isIncluded. First operand 1317 states. Second operand 1073 states. [2020-07-17 21:05:43,812 INFO L87 Difference]: Start difference. First operand 1317 states. Second operand 1073 states. [2020-07-17 21:05:43,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:05:43,882 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-17 21:05:43,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-17 21:05:43,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:05:43,888 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:05:43,888 INFO L74 IsIncluded]: Start isIncluded. First operand 1073 states. Second operand 1317 states. [2020-07-17 21:05:43,888 INFO L87 Difference]: Start difference. First operand 1073 states. Second operand 1317 states. [2020-07-17 21:05:43,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:05:43,984 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-17 21:05:43,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-17 21:05:43,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:05:43,989 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:05:43,989 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:05:43,990 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:05:43,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2020-07-17 21:05:44,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1282 transitions. [2020-07-17 21:05:44,067 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1282 transitions. Word has length 83 [2020-07-17 21:05:44,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:05:44,068 INFO L479 AbstractCegarLoop]: Abstraction has 1073 states and 1282 transitions. [2020-07-17 21:05:44,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 21:05:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1282 transitions. [2020-07-17 21:05:44,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-17 21:05:44,071 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:05:44,071 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:05:44,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 21:05:44,072 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:05:44,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:05:44,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1146127589, now seen corresponding path program 1 times [2020-07-17 21:05:44,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:05:44,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928266537] [2020-07-17 21:05:44,073 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:05:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:05:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:05:44,319 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:05:44,319 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:05:44,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-17 21:05:44,564 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:05:44,564 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:05:44,564 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:05:44,565 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:05:44,566 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:05:44,567 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:05:44,567 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:05:44,567 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:05:44,567 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:05:44,568 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:05:44,569 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1ENTRY has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:05:44,570 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-17 21:05:44,571 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:05:44,572 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:05:44,573 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: L480-1 has no Hoare annotation [2020-07-17 21:05:44,574 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-17 21:05:44,575 WARN L170 areAnnotationChecker]: L456-1 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L468-1 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-17 21:05:44,576 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:05:44,577 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-17 21:05:44,578 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L724-1 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-17 21:05:44,579 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:05:44,580 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: L505-2 has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:05:44,581 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-17 21:05:44,582 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L415-1 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:05:44,583 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-17 21:05:44,584 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: L684-1 has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:05:44,585 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L577-1 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:05:44,586 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L658-1 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-17 21:05:44,587 WARN L170 areAnnotationChecker]: L567-1 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-17 21:05:44,588 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: L758-2 has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:05:44,589 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:05:44,590 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-17 21:05:44,591 WARN L170 areAnnotationChecker]: L784-2 has no Hoare annotation [2020-07-17 21:05:44,592 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-17 21:05:44,593 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1EXIT has no Hoare annotation [2020-07-17 21:05:44,594 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:05:44,595 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:05:44,596 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:05:44,597 WARN L170 areAnnotationChecker]: L769-1 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:05:44,598 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:05:44,599 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-17 21:05:44,600 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,601 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,602 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,602 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:05:44,602 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 21:05:44,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:05:44 BoogieIcfgContainer [2020-07-17 21:05:44,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:05:44,608 INFO L168 Benchmark]: Toolchain (without parser) took 218542.77 ms. Allocated memory was 137.9 MB in the beginning and 886.6 MB in the end (delta: 748.7 MB). Free memory was 100.0 MB in the beginning and 241.1 MB in the end (delta: -141.1 MB). Peak memory consumption was 607.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,613 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.18 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.6 MB in the beginning and 171.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,614 INFO L168 Benchmark]: Boogie Preprocessor took 120.59 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 165.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,616 INFO L168 Benchmark]: RCFGBuilder took 1760.63 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 165.7 MB in the beginning and 94.4 MB in the end (delta: 71.4 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,616 INFO L168 Benchmark]: TraceAbstraction took 215974.64 ms. Allocated memory was 234.9 MB in the beginning and 886.6 MB in the end (delta: 651.7 MB). Free memory was 94.4 MB in the beginning and 241.1 MB in the end (delta: -146.8 MB). Peak memory consumption was 504.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:05:44,625 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 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.18 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.6 MB in the beginning and 171.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.59 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 165.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1760.63 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 165.7 MB in the beginning and 94.4 MB in the end (delta: 71.4 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 215974.64 ms. Allocated memory was 234.9 MB in the beginning and 886.6 MB in the end (delta: 651.7 MB). Free memory was 94.4 MB in the beginning and 241.1 MB in the end (delta: -146.8 MB). Peak memory consumption was 504.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 439]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=170, \old(head)=161, \old(head)=176, \old(methaneLevelCritical)=144, \old(pumpRunning)=135, \old(systemActive)=134, \old(waterLevel)=137, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L921] int retValue_acc ; [L922] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L926] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L927] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L928] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L928] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L928] tmp = valid_product() [L930] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L932] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L933] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L915] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L557] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L559] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L565] tmp = __VERIFIER_nondet_int() [L567] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L569] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L468] COND TRUE waterLevel < 2 [L469] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L569] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L579] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L579] RET changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, tmp___2=-2, waterLevel=2] [L602] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L679] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] CALL, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] CALL, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L530] int retValue_acc ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L782] RET, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterSensorDry()=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L658] RET, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterLevel()=1, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=1, waterLevel=2] [L662] CALL activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L707] pumpRunning = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L662] RET activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L633] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L639] CALL __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L419] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] tmp___0 = isPumpRunning() [L421] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L423] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L439] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 215.6s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 158.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 907 SDtfs, 1869 SDslu, 1167 SDs, 0 SdLazy, 5267 SolverSat, 1231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 12.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1299occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 50.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 1431 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 598 NumberOfCodeBlocks, 598 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 503 ConstructedInterpolants, 0 QuantifiedInterpolants, 149760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...