/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:20:58,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:20:58,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:20:58,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:20:58,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:20:58,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:20:58,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:20:58,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:20:58,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:20:58,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:20:58,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:20:58,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:20:58,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:20:58,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:20:58,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:20:58,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:20:58,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:20:58,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:20:58,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:20:58,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:20:58,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:20:58,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:20:58,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:20:58,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:20:58,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:20:58,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:20:58,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:20:58,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:20:58,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:20:58,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:20:58,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:20:58,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:20:58,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:20:58,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:20:58,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:20:58,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:20:58,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:20:58,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:20:58,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:20:58,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:20:58,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:20:58,950 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 21:20:58,980 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:20:58,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:20:58,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:20:58,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:20:58,982 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:20:58,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:20:58,984 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:20:58,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:20:58,986 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:20:58,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:20:58,986 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:20:58,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:20:58,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:20:58,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:20:58,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:20:58,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:20:58,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:20:58,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:20:58,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:20:58,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:20:58,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:20:58,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:20:58,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:20:58,989 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:20:58,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:20:59,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:20:59,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:20:59,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:20:59,267 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:20:59,267 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:20:59,268 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product13.cil.c [2020-07-17 21:20:59,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842d3c020/89ba7630dcde4f9ab07ef39d69fcbd3e/FLAG9ece303a7 [2020-07-17 21:20:59,845 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:20:59,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product13.cil.c [2020-07-17 21:20:59,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842d3c020/89ba7630dcde4f9ab07ef39d69fcbd3e/FLAG9ece303a7 [2020-07-17 21:21:00,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842d3c020/89ba7630dcde4f9ab07ef39d69fcbd3e [2020-07-17 21:21:00,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:00,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:00,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:00,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:00,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:00,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6076c541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00, skipping insertion in model container [2020-07-17 21:21:00,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:00,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:00,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:00,683 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:00,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:00,868 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:00,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00 WrapperNode [2020-07-17 21:21:00,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:00,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:00,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:00,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:00,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... [2020-07-17 21:21:00,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:01,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:01,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:01,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:01,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:01,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:01,072 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:01,073 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:21:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-17 21:21:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:01,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:01,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:01,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:01,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:01,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:01,083 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:01,084 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:21:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:01,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:02,744 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:02,744 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:02,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:02 BoogieIcfgContainer [2020-07-17 21:21:02,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:02,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:02,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:02,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:02,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:00" (1/3) ... [2020-07-17 21:21:02,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dbfc44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:02, skipping insertion in model container [2020-07-17 21:21:02,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:00" (2/3) ... [2020-07-17 21:21:02,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31dbfc44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:02, skipping insertion in model container [2020-07-17 21:21:02,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:02" (3/3) ... [2020-07-17 21:21:02,761 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product13.cil.c [2020-07-17 21:21:02,774 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:02,784 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:02,800 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:02,830 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:02,830 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:02,831 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:02,831 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:02,832 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:02,832 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:02,832 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:02,833 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-17 21:21:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:02,875 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:02,877 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:02,877 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:02,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:02,885 INFO L82 PathProgramCache]: Analyzing trace with hash 269315160, now seen corresponding path program 1 times [2020-07-17 21:21:02,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:02,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397920482] [2020-07-17 21:21:02,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,609 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,726 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {159#true} is VALID [2020-07-17 21:21:03,726 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,727 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-17 21:21:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,737 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,738 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #396#return; {159#true} is VALID [2020-07-17 21:21:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,742 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-17 21:21:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,747 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-17 21:21:03,747 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,748 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-17 21:21:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,752 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,752 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-17 21:21:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {159#true} is VALID [2020-07-17 21:21:03,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,758 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-17 21:21:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {159#true} is VALID [2020-07-17 21:21:03,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,764 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-17 21:21:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:03,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {159#true} is VALID [2020-07-17 21:21:03,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,769 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-17 21:21:03,776 INFO L263 TraceCheckUtils]: 0: Hoare triple {159#true} call ULTIMATE.init(); {182#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:03,777 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {159#true} is VALID [2020-07-17 21:21:03,777 INFO L280 TraceCheckUtils]: 2: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,778 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-17 21:21:03,778 INFO L263 TraceCheckUtils]: 4: Hoare triple {159#true} call #t~ret73 := main(); {159#true} is VALID [2020-07-17 21:21:03,778 INFO L280 TraceCheckUtils]: 5: Hoare triple {159#true} havoc ~retValue_acc~4;havoc ~tmp~0; {159#true} is VALID [2020-07-17 21:21:03,779 INFO L263 TraceCheckUtils]: 6: Hoare triple {159#true} call select_helpers(); {159#true} is VALID [2020-07-17 21:21:03,779 INFO L280 TraceCheckUtils]: 7: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,779 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {159#true} {159#true} #396#return; {159#true} is VALID [2020-07-17 21:21:03,780 INFO L263 TraceCheckUtils]: 9: Hoare triple {159#true} call select_features(); {159#true} is VALID [2020-07-17 21:21:03,780 INFO L280 TraceCheckUtils]: 10: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,780 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-17 21:21:03,781 INFO L263 TraceCheckUtils]: 12: Hoare triple {159#true} call #t~ret11 := valid_product(); {159#true} is VALID [2020-07-17 21:21:03,781 INFO L280 TraceCheckUtils]: 13: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-17 21:21:03,781 INFO L280 TraceCheckUtils]: 14: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,782 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-17 21:21:03,782 INFO L280 TraceCheckUtils]: 16: Hoare triple {159#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {159#true} is VALID [2020-07-17 21:21:03,782 INFO L280 TraceCheckUtils]: 17: Hoare triple {159#true} assume 0 != ~tmp~0; {159#true} is VALID [2020-07-17 21:21:03,783 INFO L263 TraceCheckUtils]: 18: Hoare triple {159#true} call setup(); {159#true} is VALID [2020-07-17 21:21:03,783 INFO L280 TraceCheckUtils]: 19: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,784 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-17 21:21:03,784 INFO L263 TraceCheckUtils]: 21: Hoare triple {159#true} call runTest(); {159#true} is VALID [2020-07-17 21:21:03,784 INFO L263 TraceCheckUtils]: 22: Hoare triple {159#true} call test(); {159#true} is VALID [2020-07-17 21:21:03,784 INFO L280 TraceCheckUtils]: 23: Hoare triple {159#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {159#true} is VALID [2020-07-17 21:21:03,786 INFO L280 TraceCheckUtils]: 24: Hoare triple {159#true} assume !true; {160#false} is VALID [2020-07-17 21:21:03,786 INFO L263 TraceCheckUtils]: 25: Hoare triple {160#false} call cleanup(); {160#false} is VALID [2020-07-17 21:21:03,786 INFO L280 TraceCheckUtils]: 26: Hoare triple {160#false} havoc ~i~0;havoc ~__cil_tmp2~0; {160#false} is VALID [2020-07-17 21:21:03,787 INFO L263 TraceCheckUtils]: 27: Hoare triple {160#false} call timeShift(); {160#false} is VALID [2020-07-17 21:21:03,787 INFO L280 TraceCheckUtils]: 28: Hoare triple {160#false} assume !(0 != ~pumpRunning~0); {160#false} is VALID [2020-07-17 21:21:03,787 INFO L280 TraceCheckUtils]: 29: Hoare triple {160#false} assume !(0 != ~systemActive~0); {160#false} is VALID [2020-07-17 21:21:03,788 INFO L263 TraceCheckUtils]: 30: Hoare triple {160#false} call __utac_acc__Specification3_spec__1(); {160#false} is VALID [2020-07-17 21:21:03,788 INFO L280 TraceCheckUtils]: 31: Hoare triple {160#false} havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0; {160#false} is VALID [2020-07-17 21:21:03,788 INFO L263 TraceCheckUtils]: 32: Hoare triple {160#false} call #t~ret31 := isMethaneLevelCritical(); {159#true} is VALID [2020-07-17 21:21:03,789 INFO L280 TraceCheckUtils]: 33: Hoare triple {159#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {159#true} is VALID [2020-07-17 21:21:03,789 INFO L280 TraceCheckUtils]: 34: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,789 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-17 21:21:03,790 INFO L280 TraceCheckUtils]: 36: Hoare triple {160#false} assume -2147483648 <= #t~ret31 && #t~ret31 <= 2147483647;~tmp~3 := #t~ret31;havoc #t~ret31; {160#false} is VALID [2020-07-17 21:21:03,790 INFO L280 TraceCheckUtils]: 37: Hoare triple {160#false} assume !(0 != ~tmp~3); {160#false} is VALID [2020-07-17 21:21:03,790 INFO L263 TraceCheckUtils]: 38: Hoare triple {160#false} call #t~ret32 := getWaterLevel(); {159#true} is VALID [2020-07-17 21:21:03,791 INFO L280 TraceCheckUtils]: 39: Hoare triple {159#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {159#true} is VALID [2020-07-17 21:21:03,791 INFO L280 TraceCheckUtils]: 40: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,791 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-17 21:21:03,792 INFO L280 TraceCheckUtils]: 42: Hoare triple {160#false} assume -2147483648 <= #t~ret32 && #t~ret32 <= 2147483647;~tmp___0~0 := #t~ret32;havoc #t~ret32; {160#false} is VALID [2020-07-17 21:21:03,792 INFO L280 TraceCheckUtils]: 43: Hoare triple {160#false} assume 2 == ~tmp___0~0; {160#false} is VALID [2020-07-17 21:21:03,792 INFO L263 TraceCheckUtils]: 44: Hoare triple {160#false} call #t~ret33 := isPumpRunning(); {159#true} is VALID [2020-07-17 21:21:03,793 INFO L280 TraceCheckUtils]: 45: Hoare triple {159#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {159#true} is VALID [2020-07-17 21:21:03,793 INFO L280 TraceCheckUtils]: 46: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:03,793 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-17 21:21:03,794 INFO L280 TraceCheckUtils]: 48: Hoare triple {160#false} assume -2147483648 <= #t~ret33 && #t~ret33 <= 2147483647;~tmp___1~0 := #t~ret33;havoc #t~ret33; {160#false} is VALID [2020-07-17 21:21:03,794 INFO L280 TraceCheckUtils]: 49: Hoare triple {160#false} assume !(0 != ~tmp___1~0); {160#false} is VALID [2020-07-17 21:21:03,794 INFO L263 TraceCheckUtils]: 50: Hoare triple {160#false} call __automaton_fail(); {160#false} is VALID [2020-07-17 21:21:03,795 INFO L280 TraceCheckUtils]: 51: Hoare triple {160#false} assume !false; {160#false} is VALID [2020-07-17 21:21:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:03,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397920482] [2020-07-17 21:21:03,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:03,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:03,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517529368] [2020-07-17 21:21:03,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:03,818 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:03,823 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:03,914 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:03,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:03,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:03,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:03,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:03,928 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 3 states. [2020-07-17 21:21:07,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:07,881 INFO L93 Difference]: Finished difference Result 249 states and 331 transitions. [2020-07-17 21:21:07,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:07,881 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:07,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:07,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:07,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-17 21:21:07,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-17 21:21:07,932 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 331 transitions. [2020-07-17 21:21:09,093 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:09,117 INFO L225 Difference]: With dead ends: 249 [2020-07-17 21:21:09,117 INFO L226 Difference]: Without dead ends: 135 [2020-07-17 21:21:09,122 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:09,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-07-17 21:21:10,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-07-17 21:21:10,191 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:10,192 INFO L82 GeneralOperation]: Start isEquivalent. First operand 135 states. Second operand 105 states. [2020-07-17 21:21:10,193 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 105 states. [2020-07-17 21:21:10,193 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 105 states. [2020-07-17 21:21:10,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:10,208 INFO L93 Difference]: Finished difference Result 135 states and 171 transitions. [2020-07-17 21:21:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2020-07-17 21:21:10,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:10,212 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:10,212 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 135 states. [2020-07-17 21:21:10,212 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 135 states. [2020-07-17 21:21:10,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:10,226 INFO L93 Difference]: Finished difference Result 135 states and 171 transitions. [2020-07-17 21:21:10,226 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2020-07-17 21:21:10,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:10,230 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:10,230 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:10,230 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-17 21:21:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 123 transitions. [2020-07-17 21:21:10,245 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 123 transitions. Word has length 52 [2020-07-17 21:21:10,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:10,245 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 123 transitions. [2020-07-17 21:21:10,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2020-07-17 21:21:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:10,251 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:10,256 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:10,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:10,257 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:10,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:10,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1813296693, now seen corresponding path program 1 times [2020-07-17 21:21:10,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:10,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590724079] [2020-07-17 21:21:10,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,701 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {953#true} is VALID [2020-07-17 21:21:10,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,770 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {953#true} {953#true} #484#return; {953#true} is VALID [2020-07-17 21:21:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,773 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,774 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {953#true} {953#true} #396#return; {953#true} is VALID [2020-07-17 21:21:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,777 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {953#true} {953#true} #398#return; {953#true} is VALID [2020-07-17 21:21:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {953#true} is VALID [2020-07-17 21:21:10,781 INFO L280 TraceCheckUtils]: 1: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,781 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {953#true} {953#true} #400#return; {953#true} is VALID [2020-07-17 21:21:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,784 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,785 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {953#true} {953#true} #402#return; {953#true} is VALID [2020-07-17 21:21:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {953#true} is VALID [2020-07-17 21:21:10,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,790 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {953#true} {954#false} #476#return; {954#false} is VALID [2020-07-17 21:21:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,794 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {953#true} is VALID [2020-07-17 21:21:10,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,794 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {953#true} {954#false} #478#return; {954#false} is VALID [2020-07-17 21:21:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:10,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {953#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {953#true} is VALID [2020-07-17 21:21:10,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,798 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {953#true} {954#false} #480#return; {954#false} is VALID [2020-07-17 21:21:10,803 INFO L263 TraceCheckUtils]: 0: Hoare triple {953#true} call ULTIMATE.init(); {977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:10,804 INFO L280 TraceCheckUtils]: 1: Hoare triple {977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {953#true} is VALID [2020-07-17 21:21:10,804 INFO L280 TraceCheckUtils]: 2: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,804 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {953#true} {953#true} #484#return; {953#true} is VALID [2020-07-17 21:21:10,805 INFO L263 TraceCheckUtils]: 4: Hoare triple {953#true} call #t~ret73 := main(); {953#true} is VALID [2020-07-17 21:21:10,805 INFO L280 TraceCheckUtils]: 5: Hoare triple {953#true} havoc ~retValue_acc~4;havoc ~tmp~0; {953#true} is VALID [2020-07-17 21:21:10,805 INFO L263 TraceCheckUtils]: 6: Hoare triple {953#true} call select_helpers(); {953#true} is VALID [2020-07-17 21:21:10,805 INFO L280 TraceCheckUtils]: 7: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,806 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {953#true} {953#true} #396#return; {953#true} is VALID [2020-07-17 21:21:10,806 INFO L263 TraceCheckUtils]: 9: Hoare triple {953#true} call select_features(); {953#true} is VALID [2020-07-17 21:21:10,806 INFO L280 TraceCheckUtils]: 10: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,806 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {953#true} {953#true} #398#return; {953#true} is VALID [2020-07-17 21:21:10,807 INFO L263 TraceCheckUtils]: 12: Hoare triple {953#true} call #t~ret11 := valid_product(); {953#true} is VALID [2020-07-17 21:21:10,807 INFO L280 TraceCheckUtils]: 13: Hoare triple {953#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {953#true} is VALID [2020-07-17 21:21:10,807 INFO L280 TraceCheckUtils]: 14: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,808 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {953#true} {953#true} #400#return; {953#true} is VALID [2020-07-17 21:21:10,808 INFO L280 TraceCheckUtils]: 16: Hoare triple {953#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {953#true} is VALID [2020-07-17 21:21:10,808 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#true} assume 0 != ~tmp~0; {953#true} is VALID [2020-07-17 21:21:10,809 INFO L263 TraceCheckUtils]: 18: Hoare triple {953#true} call setup(); {953#true} is VALID [2020-07-17 21:21:10,809 INFO L280 TraceCheckUtils]: 19: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,809 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {953#true} {953#true} #402#return; {953#true} is VALID [2020-07-17 21:21:10,809 INFO L263 TraceCheckUtils]: 21: Hoare triple {953#true} call runTest(); {953#true} is VALID [2020-07-17 21:21:10,810 INFO L263 TraceCheckUtils]: 22: Hoare triple {953#true} call test(); {953#true} is VALID [2020-07-17 21:21:10,810 INFO L280 TraceCheckUtils]: 23: Hoare triple {953#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {967#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:10,811 INFO L280 TraceCheckUtils]: 24: Hoare triple {967#(= 0 test_~splverifierCounter~0)} assume !false; {967#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:10,812 INFO L280 TraceCheckUtils]: 25: Hoare triple {967#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {954#false} is VALID [2020-07-17 21:21:10,812 INFO L263 TraceCheckUtils]: 26: Hoare triple {954#false} call cleanup(); {954#false} is VALID [2020-07-17 21:21:10,812 INFO L280 TraceCheckUtils]: 27: Hoare triple {954#false} havoc ~i~0;havoc ~__cil_tmp2~0; {954#false} is VALID [2020-07-17 21:21:10,813 INFO L263 TraceCheckUtils]: 28: Hoare triple {954#false} call timeShift(); {954#false} is VALID [2020-07-17 21:21:10,813 INFO L280 TraceCheckUtils]: 29: Hoare triple {954#false} assume !(0 != ~pumpRunning~0); {954#false} is VALID [2020-07-17 21:21:10,813 INFO L280 TraceCheckUtils]: 30: Hoare triple {954#false} assume !(0 != ~systemActive~0); {954#false} is VALID [2020-07-17 21:21:10,814 INFO L263 TraceCheckUtils]: 31: Hoare triple {954#false} call __utac_acc__Specification3_spec__1(); {954#false} is VALID [2020-07-17 21:21:10,814 INFO L280 TraceCheckUtils]: 32: Hoare triple {954#false} havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0; {954#false} is VALID [2020-07-17 21:21:10,814 INFO L263 TraceCheckUtils]: 33: Hoare triple {954#false} call #t~ret31 := isMethaneLevelCritical(); {953#true} is VALID [2020-07-17 21:21:10,814 INFO L280 TraceCheckUtils]: 34: Hoare triple {953#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {953#true} is VALID [2020-07-17 21:21:10,815 INFO L280 TraceCheckUtils]: 35: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,815 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {953#true} {954#false} #476#return; {954#false} is VALID [2020-07-17 21:21:10,815 INFO L280 TraceCheckUtils]: 37: Hoare triple {954#false} assume -2147483648 <= #t~ret31 && #t~ret31 <= 2147483647;~tmp~3 := #t~ret31;havoc #t~ret31; {954#false} is VALID [2020-07-17 21:21:10,816 INFO L280 TraceCheckUtils]: 38: Hoare triple {954#false} assume !(0 != ~tmp~3); {954#false} is VALID [2020-07-17 21:21:10,816 INFO L263 TraceCheckUtils]: 39: Hoare triple {954#false} call #t~ret32 := getWaterLevel(); {953#true} is VALID [2020-07-17 21:21:10,816 INFO L280 TraceCheckUtils]: 40: Hoare triple {953#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {953#true} is VALID [2020-07-17 21:21:10,817 INFO L280 TraceCheckUtils]: 41: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,817 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {953#true} {954#false} #478#return; {954#false} is VALID [2020-07-17 21:21:10,817 INFO L280 TraceCheckUtils]: 43: Hoare triple {954#false} assume -2147483648 <= #t~ret32 && #t~ret32 <= 2147483647;~tmp___0~0 := #t~ret32;havoc #t~ret32; {954#false} is VALID [2020-07-17 21:21:10,817 INFO L280 TraceCheckUtils]: 44: Hoare triple {954#false} assume 2 == ~tmp___0~0; {954#false} is VALID [2020-07-17 21:21:10,818 INFO L263 TraceCheckUtils]: 45: Hoare triple {954#false} call #t~ret33 := isPumpRunning(); {953#true} is VALID [2020-07-17 21:21:10,818 INFO L280 TraceCheckUtils]: 46: Hoare triple {953#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {953#true} is VALID [2020-07-17 21:21:10,818 INFO L280 TraceCheckUtils]: 47: Hoare triple {953#true} assume true; {953#true} is VALID [2020-07-17 21:21:10,818 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {953#true} {954#false} #480#return; {954#false} is VALID [2020-07-17 21:21:10,819 INFO L280 TraceCheckUtils]: 49: Hoare triple {954#false} assume -2147483648 <= #t~ret33 && #t~ret33 <= 2147483647;~tmp___1~0 := #t~ret33;havoc #t~ret33; {954#false} is VALID [2020-07-17 21:21:10,819 INFO L280 TraceCheckUtils]: 50: Hoare triple {954#false} assume !(0 != ~tmp___1~0); {954#false} is VALID [2020-07-17 21:21:10,819 INFO L263 TraceCheckUtils]: 51: Hoare triple {954#false} call __automaton_fail(); {954#false} is VALID [2020-07-17 21:21:10,819 INFO L280 TraceCheckUtils]: 52: Hoare triple {954#false} assume !false; {954#false} is VALID [2020-07-17 21:21:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:10,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590724079] [2020-07-17 21:21:10,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:10,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:10,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375206774] [2020-07-17 21:21:10,829 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:10,830 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:10,830 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:10,889 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:10,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:10,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:10,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:10,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:10,890 INFO L87 Difference]: Start difference. First operand 105 states and 123 transitions. Second operand 4 states. [2020-07-17 21:21:12,176 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:14,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:14,953 INFO L93 Difference]: Finished difference Result 182 states and 222 transitions. [2020-07-17 21:21:14,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:14,954 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:14,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:14,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:14,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 222 transitions. [2020-07-17 21:21:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:14,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 222 transitions. [2020-07-17 21:21:14,980 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 222 transitions. [2020-07-17 21:21:15,747 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 222 edges. 222 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:15,753 INFO L225 Difference]: With dead ends: 182 [2020-07-17 21:21:15,753 INFO L226 Difference]: Without dead ends: 119 [2020-07-17 21:21:15,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:15,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-17 21:21:16,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-07-17 21:21:16,784 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:16,784 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:16,784 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:16,784 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:16,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:16,793 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2020-07-17 21:21:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2020-07-17 21:21:16,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:16,794 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:16,795 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 119 states. [2020-07-17 21:21:16,795 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 119 states. [2020-07-17 21:21:16,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:16,802 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2020-07-17 21:21:16,802 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2020-07-17 21:21:16,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:16,803 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:16,803 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:16,804 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-17 21:21:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-17 21:21:16,808 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 53 [2020-07-17 21:21:16,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:16,809 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-17 21:21:16,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-17 21:21:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:21:16,811 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:16,811 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 21:21:16,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:16,811 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:16,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:16,812 INFO L82 PathProgramCache]: Analyzing trace with hash -2099874592, now seen corresponding path program 1 times [2020-07-17 21:21:16,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:16,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410945720] [2020-07-17 21:21:16,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,224 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {1647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {1625#(= 1 ~systemActive~0)} assume true; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1625#(= 1 ~systemActive~0)} {1620#true} #484#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,315 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,316 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1620#true} {1625#(= 1 ~systemActive~0)} #396#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,320 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,321 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1620#true} {1625#(= 1 ~systemActive~0)} #398#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,338 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1648#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:17,339 INFO L280 TraceCheckUtils]: 1: Hoare triple {1648#(= 1 |valid_product_#res|)} assume true; {1648#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:17,340 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1648#(= 1 |valid_product_#res|)} {1625#(= 1 ~systemActive~0)} #400#return; {1633#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:21:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,346 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,347 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1620#true} {1635#(not (= 0 ~systemActive~0))} #402#return; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,353 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1620#true} is VALID [2020-07-17 21:21:17,353 INFO L280 TraceCheckUtils]: 1: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,353 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1620#true} {1621#false} #476#return; {1621#false} is VALID [2020-07-17 21:21:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1620#true} is VALID [2020-07-17 21:21:17,357 INFO L280 TraceCheckUtils]: 1: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1620#true} {1621#false} #478#return; {1621#false} is VALID [2020-07-17 21:21:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:17,360 INFO L280 TraceCheckUtils]: 0: Hoare triple {1620#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1620#true} is VALID [2020-07-17 21:21:17,361 INFO L280 TraceCheckUtils]: 1: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,361 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1620#true} {1621#false} #480#return; {1621#false} is VALID [2020-07-17 21:21:17,366 INFO L263 TraceCheckUtils]: 0: Hoare triple {1620#true} call ULTIMATE.init(); {1647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:17,372 INFO L280 TraceCheckUtils]: 1: Hoare triple {1647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,373 INFO L280 TraceCheckUtils]: 2: Hoare triple {1625#(= 1 ~systemActive~0)} assume true; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,373 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1625#(= 1 ~systemActive~0)} {1620#true} #484#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,374 INFO L263 TraceCheckUtils]: 4: Hoare triple {1625#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,375 INFO L280 TraceCheckUtils]: 5: Hoare triple {1625#(= 1 ~systemActive~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,375 INFO L263 TraceCheckUtils]: 6: Hoare triple {1625#(= 1 ~systemActive~0)} call select_helpers(); {1620#true} is VALID [2020-07-17 21:21:17,375 INFO L280 TraceCheckUtils]: 7: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,376 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1620#true} {1625#(= 1 ~systemActive~0)} #396#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,376 INFO L263 TraceCheckUtils]: 9: Hoare triple {1625#(= 1 ~systemActive~0)} call select_features(); {1620#true} is VALID [2020-07-17 21:21:17,376 INFO L280 TraceCheckUtils]: 10: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,377 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1620#true} {1625#(= 1 ~systemActive~0)} #398#return; {1625#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:17,377 INFO L263 TraceCheckUtils]: 12: Hoare triple {1625#(= 1 ~systemActive~0)} call #t~ret11 := valid_product(); {1620#true} is VALID [2020-07-17 21:21:17,379 INFO L280 TraceCheckUtils]: 13: Hoare triple {1620#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1648#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:17,380 INFO L280 TraceCheckUtils]: 14: Hoare triple {1648#(= 1 |valid_product_#res|)} assume true; {1648#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:17,381 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1648#(= 1 |valid_product_#res|)} {1625#(= 1 ~systemActive~0)} #400#return; {1633#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:21:17,382 INFO L280 TraceCheckUtils]: 16: Hoare triple {1633#(= |main_#t~ret11| ~systemActive~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1634#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:21:17,382 INFO L280 TraceCheckUtils]: 17: Hoare triple {1634#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,383 INFO L263 TraceCheckUtils]: 18: Hoare triple {1635#(not (= 0 ~systemActive~0))} call setup(); {1620#true} is VALID [2020-07-17 21:21:17,383 INFO L280 TraceCheckUtils]: 19: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,384 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1620#true} {1635#(not (= 0 ~systemActive~0))} #402#return; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,384 INFO L263 TraceCheckUtils]: 21: Hoare triple {1635#(not (= 0 ~systemActive~0))} call runTest(); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,385 INFO L263 TraceCheckUtils]: 22: Hoare triple {1635#(not (= 0 ~systemActive~0))} call test(); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,385 INFO L280 TraceCheckUtils]: 23: Hoare triple {1635#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,386 INFO L280 TraceCheckUtils]: 24: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume !false; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,387 INFO L280 TraceCheckUtils]: 25: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,387 INFO L280 TraceCheckUtils]: 26: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp~4 := #t~nondet34;havoc #t~nondet34; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,388 INFO L280 TraceCheckUtils]: 27: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,388 INFO L280 TraceCheckUtils]: 28: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___0~1 := #t~nondet35;havoc #t~nondet35; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,389 INFO L280 TraceCheckUtils]: 29: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,389 INFO L280 TraceCheckUtils]: 30: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp___2~0 := #t~nondet36;havoc #t~nondet36; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,390 INFO L280 TraceCheckUtils]: 31: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,391 INFO L263 TraceCheckUtils]: 32: Hoare triple {1635#(not (= 0 ~systemActive~0))} call timeShift(); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,391 INFO L280 TraceCheckUtils]: 33: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1635#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:17,392 INFO L280 TraceCheckUtils]: 34: Hoare triple {1635#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1621#false} is VALID [2020-07-17 21:21:17,392 INFO L263 TraceCheckUtils]: 35: Hoare triple {1621#false} call __utac_acc__Specification3_spec__1(); {1621#false} is VALID [2020-07-17 21:21:17,392 INFO L280 TraceCheckUtils]: 36: Hoare triple {1621#false} havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0; {1621#false} is VALID [2020-07-17 21:21:17,393 INFO L263 TraceCheckUtils]: 37: Hoare triple {1621#false} call #t~ret31 := isMethaneLevelCritical(); {1620#true} is VALID [2020-07-17 21:21:17,393 INFO L280 TraceCheckUtils]: 38: Hoare triple {1620#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1620#true} is VALID [2020-07-17 21:21:17,393 INFO L280 TraceCheckUtils]: 39: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,393 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1620#true} {1621#false} #476#return; {1621#false} is VALID [2020-07-17 21:21:17,394 INFO L280 TraceCheckUtils]: 41: Hoare triple {1621#false} assume -2147483648 <= #t~ret31 && #t~ret31 <= 2147483647;~tmp~3 := #t~ret31;havoc #t~ret31; {1621#false} is VALID [2020-07-17 21:21:17,394 INFO L280 TraceCheckUtils]: 42: Hoare triple {1621#false} assume !(0 != ~tmp~3); {1621#false} is VALID [2020-07-17 21:21:17,394 INFO L263 TraceCheckUtils]: 43: Hoare triple {1621#false} call #t~ret32 := getWaterLevel(); {1620#true} is VALID [2020-07-17 21:21:17,394 INFO L280 TraceCheckUtils]: 44: Hoare triple {1620#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1620#true} is VALID [2020-07-17 21:21:17,395 INFO L280 TraceCheckUtils]: 45: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,395 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1620#true} {1621#false} #478#return; {1621#false} is VALID [2020-07-17 21:21:17,395 INFO L280 TraceCheckUtils]: 47: Hoare triple {1621#false} assume -2147483648 <= #t~ret32 && #t~ret32 <= 2147483647;~tmp___0~0 := #t~ret32;havoc #t~ret32; {1621#false} is VALID [2020-07-17 21:21:17,395 INFO L280 TraceCheckUtils]: 48: Hoare triple {1621#false} assume 2 == ~tmp___0~0; {1621#false} is VALID [2020-07-17 21:21:17,395 INFO L263 TraceCheckUtils]: 49: Hoare triple {1621#false} call #t~ret33 := isPumpRunning(); {1620#true} is VALID [2020-07-17 21:21:17,396 INFO L280 TraceCheckUtils]: 50: Hoare triple {1620#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1620#true} is VALID [2020-07-17 21:21:17,396 INFO L280 TraceCheckUtils]: 51: Hoare triple {1620#true} assume true; {1620#true} is VALID [2020-07-17 21:21:17,396 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1620#true} {1621#false} #480#return; {1621#false} is VALID [2020-07-17 21:21:17,396 INFO L280 TraceCheckUtils]: 53: Hoare triple {1621#false} assume -2147483648 <= #t~ret33 && #t~ret33 <= 2147483647;~tmp___1~0 := #t~ret33;havoc #t~ret33; {1621#false} is VALID [2020-07-17 21:21:17,397 INFO L280 TraceCheckUtils]: 54: Hoare triple {1621#false} assume !(0 != ~tmp___1~0); {1621#false} is VALID [2020-07-17 21:21:17,397 INFO L263 TraceCheckUtils]: 55: Hoare triple {1621#false} call __automaton_fail(); {1621#false} is VALID [2020-07-17 21:21:17,397 INFO L280 TraceCheckUtils]: 56: Hoare triple {1621#false} assume !false; {1621#false} is VALID [2020-07-17 21:21:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:17,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410945720] [2020-07-17 21:21:17,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:17,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:17,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542293301] [2020-07-17 21:21:17,407 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:17,407 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:17,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:17,477 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 21:21:17,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:17,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:17,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:17,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:17,478 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 8 states. [2020-07-17 21:21:18,252 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:19,203 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:19,610 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:19,945 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:25,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:25,977 INFO L93 Difference]: Finished difference Result 191 states and 236 transitions. [2020-07-17 21:21:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:21:25,978 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:25,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:25,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 236 transitions. [2020-07-17 21:21:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 236 transitions. [2020-07-17 21:21:25,989 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 236 transitions. [2020-07-17 21:21:26,767 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 236 edges. 236 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:26,770 INFO L225 Difference]: With dead ends: 191 [2020-07-17 21:21:26,771 INFO L226 Difference]: Without dead ends: 119 [2020-07-17 21:21:26,772 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:21:26,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-17 21:21:27,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-07-17 21:21:27,851 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:27,851 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:27,852 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:27,852 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 96 states. [2020-07-17 21:21:27,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:27,859 INFO L93 Difference]: Finished difference Result 119 states and 145 transitions. [2020-07-17 21:21:27,859 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2020-07-17 21:21:27,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:27,860 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:27,860 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 119 states. [2020-07-17 21:21:27,860 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 119 states. [2020-07-17 21:21:27,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:27,866 INFO L93 Difference]: Finished difference Result 119 states and 145 transitions. [2020-07-17 21:21:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2020-07-17 21:21:27,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:27,868 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:27,868 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:27,868 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-17 21:21:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2020-07-17 21:21:27,872 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 57 [2020-07-17 21:21:27,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:27,872 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2020-07-17 21:21:27,872 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2020-07-17 21:21:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 21:21:27,874 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:27,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:27,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:21:27,875 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:27,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:27,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1251058736, now seen corresponding path program 1 times [2020-07-17 21:21:27,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:27,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418936228] [2020-07-17 21:21:27,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,210 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,278 INFO L280 TraceCheckUtils]: 0: Hoare triple {2341#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,279 INFO L280 TraceCheckUtils]: 1: Hoare triple {2313#(= 1 ~waterLevel~0)} assume true; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,280 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2313#(= 1 ~waterLevel~0)} {2308#true} #484#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,284 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,285 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #396#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,288 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,295 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #398#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,299 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {2308#true} is VALID [2020-07-17 21:21:28,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,301 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #400#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,304 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,305 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #402#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,326 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2308#true} {2308#true} #442#return; {2308#true} is VALID [2020-07-17 21:21:28,327 INFO L280 TraceCheckUtils]: 0: Hoare triple {2342#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2308#true} is VALID [2020-07-17 21:21:28,327 INFO L280 TraceCheckUtils]: 1: Hoare triple {2308#true} assume !(0 != ~pumpRunning~0); {2308#true} is VALID [2020-07-17 21:21:28,327 INFO L263 TraceCheckUtils]: 2: Hoare triple {2308#true} call processEnvironment__wrappee__methaneQuery(); {2308#true} is VALID [2020-07-17 21:21:28,327 INFO L280 TraceCheckUtils]: 3: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,328 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2308#true} {2308#true} #442#return; {2308#true} is VALID [2020-07-17 21:21:28,328 INFO L280 TraceCheckUtils]: 5: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,328 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #458#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,332 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2308#true} is VALID [2020-07-17 21:21:28,333 INFO L280 TraceCheckUtils]: 1: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,334 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #476#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,351 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2345#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:28,352 INFO L280 TraceCheckUtils]: 1: Hoare triple {2345#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2345#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:28,353 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2345#(= |getWaterLevel_#res| ~waterLevel~0)} {2313#(= 1 ~waterLevel~0)} #478#return; {2336#(= 1 |__utac_acc__Specification3_spec__1_#t~ret32|)} is VALID [2020-07-17 21:21:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:28,356 INFO L280 TraceCheckUtils]: 0: Hoare triple {2308#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2308#true} is VALID [2020-07-17 21:21:28,357 INFO L280 TraceCheckUtils]: 1: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2308#true} {2309#false} #480#return; {2309#false} is VALID [2020-07-17 21:21:28,362 INFO L263 TraceCheckUtils]: 0: Hoare triple {2308#true} call ULTIMATE.init(); {2341#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:28,367 INFO L280 TraceCheckUtils]: 1: Hoare triple {2341#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {2313#(= 1 ~waterLevel~0)} assume true; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,369 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2313#(= 1 ~waterLevel~0)} {2308#true} #484#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,370 INFO L263 TraceCheckUtils]: 4: Hoare triple {2313#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,370 INFO L280 TraceCheckUtils]: 5: Hoare triple {2313#(= 1 ~waterLevel~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,371 INFO L263 TraceCheckUtils]: 6: Hoare triple {2313#(= 1 ~waterLevel~0)} call select_helpers(); {2308#true} is VALID [2020-07-17 21:21:28,371 INFO L280 TraceCheckUtils]: 7: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,371 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #396#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,372 INFO L263 TraceCheckUtils]: 9: Hoare triple {2313#(= 1 ~waterLevel~0)} call select_features(); {2308#true} is VALID [2020-07-17 21:21:28,372 INFO L280 TraceCheckUtils]: 10: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,372 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #398#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,373 INFO L263 TraceCheckUtils]: 12: Hoare triple {2313#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {2308#true} is VALID [2020-07-17 21:21:28,373 INFO L280 TraceCheckUtils]: 13: Hoare triple {2308#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {2308#true} is VALID [2020-07-17 21:21:28,373 INFO L280 TraceCheckUtils]: 14: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,374 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #400#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,375 INFO L280 TraceCheckUtils]: 16: Hoare triple {2313#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,376 INFO L280 TraceCheckUtils]: 17: Hoare triple {2313#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,376 INFO L263 TraceCheckUtils]: 18: Hoare triple {2313#(= 1 ~waterLevel~0)} call setup(); {2308#true} is VALID [2020-07-17 21:21:28,376 INFO L280 TraceCheckUtils]: 19: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,377 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #402#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,377 INFO L263 TraceCheckUtils]: 21: Hoare triple {2313#(= 1 ~waterLevel~0)} call runTest(); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,378 INFO L263 TraceCheckUtils]: 22: Hoare triple {2313#(= 1 ~waterLevel~0)} call test(); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,378 INFO L280 TraceCheckUtils]: 23: Hoare triple {2313#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,379 INFO L280 TraceCheckUtils]: 24: Hoare triple {2313#(= 1 ~waterLevel~0)} assume !false; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,379 INFO L280 TraceCheckUtils]: 25: Hoare triple {2313#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,380 INFO L280 TraceCheckUtils]: 26: Hoare triple {2313#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp~4 := #t~nondet34;havoc #t~nondet34; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,381 INFO L280 TraceCheckUtils]: 27: Hoare triple {2313#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,382 INFO L280 TraceCheckUtils]: 28: Hoare triple {2313#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___0~1 := #t~nondet35;havoc #t~nondet35; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,382 INFO L280 TraceCheckUtils]: 29: Hoare triple {2313#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,383 INFO L280 TraceCheckUtils]: 30: Hoare triple {2313#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp___2~0 := #t~nondet36;havoc #t~nondet36; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,383 INFO L280 TraceCheckUtils]: 31: Hoare triple {2313#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,384 INFO L263 TraceCheckUtils]: 32: Hoare triple {2313#(= 1 ~waterLevel~0)} call timeShift(); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,385 INFO L280 TraceCheckUtils]: 33: Hoare triple {2313#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,385 INFO L280 TraceCheckUtils]: 34: Hoare triple {2313#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,386 INFO L263 TraceCheckUtils]: 35: Hoare triple {2313#(= 1 ~waterLevel~0)} call processEnvironment(); {2342#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:21:28,386 INFO L280 TraceCheckUtils]: 36: Hoare triple {2342#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2308#true} is VALID [2020-07-17 21:21:28,387 INFO L280 TraceCheckUtils]: 37: Hoare triple {2308#true} assume !(0 != ~pumpRunning~0); {2308#true} is VALID [2020-07-17 21:21:28,387 INFO L263 TraceCheckUtils]: 38: Hoare triple {2308#true} call processEnvironment__wrappee__methaneQuery(); {2308#true} is VALID [2020-07-17 21:21:28,387 INFO L280 TraceCheckUtils]: 39: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,387 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2308#true} {2308#true} #442#return; {2308#true} is VALID [2020-07-17 21:21:28,388 INFO L280 TraceCheckUtils]: 41: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,388 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #458#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,389 INFO L263 TraceCheckUtils]: 43: Hoare triple {2313#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,390 INFO L280 TraceCheckUtils]: 44: Hoare triple {2313#(= 1 ~waterLevel~0)} havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,390 INFO L263 TraceCheckUtils]: 45: Hoare triple {2313#(= 1 ~waterLevel~0)} call #t~ret31 := isMethaneLevelCritical(); {2308#true} is VALID [2020-07-17 21:21:28,390 INFO L280 TraceCheckUtils]: 46: Hoare triple {2308#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2308#true} is VALID [2020-07-17 21:21:28,390 INFO L280 TraceCheckUtils]: 47: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,391 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2308#true} {2313#(= 1 ~waterLevel~0)} #476#return; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,392 INFO L280 TraceCheckUtils]: 49: Hoare triple {2313#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret31 && #t~ret31 <= 2147483647;~tmp~3 := #t~ret31;havoc #t~ret31; {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,392 INFO L280 TraceCheckUtils]: 50: Hoare triple {2313#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {2313#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:28,392 INFO L263 TraceCheckUtils]: 51: Hoare triple {2313#(= 1 ~waterLevel~0)} call #t~ret32 := getWaterLevel(); {2308#true} is VALID [2020-07-17 21:21:28,393 INFO L280 TraceCheckUtils]: 52: Hoare triple {2308#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2345#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:28,394 INFO L280 TraceCheckUtils]: 53: Hoare triple {2345#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2345#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:28,395 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2345#(= |getWaterLevel_#res| ~waterLevel~0)} {2313#(= 1 ~waterLevel~0)} #478#return; {2336#(= 1 |__utac_acc__Specification3_spec__1_#t~ret32|)} is VALID [2020-07-17 21:21:28,396 INFO L280 TraceCheckUtils]: 55: Hoare triple {2336#(= 1 |__utac_acc__Specification3_spec__1_#t~ret32|)} assume -2147483648 <= #t~ret32 && #t~ret32 <= 2147483647;~tmp___0~0 := #t~ret32;havoc #t~ret32; {2337#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:21:28,396 INFO L280 TraceCheckUtils]: 56: Hoare triple {2337#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2309#false} is VALID [2020-07-17 21:21:28,397 INFO L263 TraceCheckUtils]: 57: Hoare triple {2309#false} call #t~ret33 := isPumpRunning(); {2308#true} is VALID [2020-07-17 21:21:28,397 INFO L280 TraceCheckUtils]: 58: Hoare triple {2308#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2308#true} is VALID [2020-07-17 21:21:28,397 INFO L280 TraceCheckUtils]: 59: Hoare triple {2308#true} assume true; {2308#true} is VALID [2020-07-17 21:21:28,397 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2308#true} {2309#false} #480#return; {2309#false} is VALID [2020-07-17 21:21:28,397 INFO L280 TraceCheckUtils]: 61: Hoare triple {2309#false} assume -2147483648 <= #t~ret33 && #t~ret33 <= 2147483647;~tmp___1~0 := #t~ret33;havoc #t~ret33; {2309#false} is VALID [2020-07-17 21:21:28,398 INFO L280 TraceCheckUtils]: 62: Hoare triple {2309#false} assume !(0 != ~tmp___1~0); {2309#false} is VALID [2020-07-17 21:21:28,398 INFO L263 TraceCheckUtils]: 63: Hoare triple {2309#false} call __automaton_fail(); {2309#false} is VALID [2020-07-17 21:21:28,398 INFO L280 TraceCheckUtils]: 64: Hoare triple {2309#false} assume !false; {2309#false} is VALID [2020-07-17 21:21:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:28,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418936228] [2020-07-17 21:21:28,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:28,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:28,409 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318513] [2020-07-17 21:21:28,410 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:21:28,410 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:28,411 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:28,488 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:28,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:28,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:28,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:28,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:28,489 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 8 states. [2020-07-17 21:21:29,503 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:36,114 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:36,667 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:37,236 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:38,093 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:39,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:39,732 INFO L93 Difference]: Finished difference Result 284 states and 375 transitions. [2020-07-17 21:21:39,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:21:39,732 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:21:39,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:39,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 375 transitions. [2020-07-17 21:21:39,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 375 transitions. [2020-07-17 21:21:39,749 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 375 transitions. [2020-07-17 21:21:41,005 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 375 edges. 375 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:41,014 INFO L225 Difference]: With dead ends: 284 [2020-07-17 21:21:41,014 INFO L226 Difference]: Without dead ends: 212 [2020-07-17 21:21:41,015 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:21:41,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-17 21:21:42,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 166. [2020-07-17 21:21:42,716 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:42,716 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand 166 states. [2020-07-17 21:21:42,716 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand 166 states. [2020-07-17 21:21:42,716 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 166 states. [2020-07-17 21:21:42,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:42,728 INFO L93 Difference]: Finished difference Result 212 states and 277 transitions. [2020-07-17 21:21:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 277 transitions. [2020-07-17 21:21:42,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:42,730 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:42,730 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand 212 states. [2020-07-17 21:21:42,730 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 212 states. [2020-07-17 21:21:42,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:42,741 INFO L93 Difference]: Finished difference Result 212 states and 277 transitions. [2020-07-17 21:21:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 277 transitions. [2020-07-17 21:21:42,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:42,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:42,743 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:42,743 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-07-17 21:21:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 197 transitions. [2020-07-17 21:21:42,750 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 197 transitions. Word has length 65 [2020-07-17 21:21:42,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:42,750 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 197 transitions. [2020-07-17 21:21:42,750 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions. [2020-07-17 21:21:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-17 21:21:42,752 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:42,752 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:42,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:21:42,752 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:42,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:42,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1559260886, now seen corresponding path program 1 times [2020-07-17 21:21:42,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:42,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790875300] [2020-07-17 21:21:42,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:42,939 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:21:42,940 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:21:42,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:21:43,096 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryFINAL has no Hoare annotation [2020-07-17 21:21:43,097 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:21:43,098 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:43,099 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:43,100 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:21:43,101 WARN L170 areAnnotationChecker]: L659-2 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L659-2 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L659-2 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:21:43,102 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-17 21:21:43,103 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:21:43,104 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L719 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L719 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-17 21:21:43,105 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L181 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L181 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L283 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L283 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:21:43,106 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L52-1 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-17 21:21:43,107 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: L330-1 has no Hoare annotation [2020-07-17 21:21:43,108 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L396-2 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L858-1 has no Hoare annotation [2020-07-17 21:21:43,109 WARN L170 areAnnotationChecker]: L374-1 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-17 21:21:43,110 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L101-2 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: L349-1 has no Hoare annotation [2020-07-17 21:21:43,111 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: L181-1 has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: L292 has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: L292 has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: L290 has no Hoare annotation [2020-07-17 21:21:43,112 WARN L170 areAnnotationChecker]: L290 has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: L433-1 has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: L260-1 has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: L260-1 has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:21:43,113 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L355-1 has no Hoare annotation [2020-07-17 21:21:43,114 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: L258-1 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: L317-1 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:21:43,115 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L741 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L490-1 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L439-1 has no Hoare annotation [2020-07-17 21:21:43,116 WARN L170 areAnnotationChecker]: L185-2 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L185-2 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L185-2 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L480-1 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: L441-1 has no Hoare annotation [2020-07-17 21:21:43,117 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L608-1 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L665-1 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:21:43,118 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: L408-2 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:21:43,119 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L355 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L355 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:21:43,120 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,121 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L439 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L439 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:21:43,122 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L776-1 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:21:43,123 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:21:43,124 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L506-2 has no Hoare annotation [2020-07-17 21:21:43,125 WARN L170 areAnnotationChecker]: L506-2 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-17 21:21:43,126 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 21:21:43,127 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,128 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,129 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:43,129 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:21:43,129 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:21:43,129 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 21:21:43,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:21:43 BoogieIcfgContainer [2020-07-17 21:21:43,132 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:21:43,134 INFO L168 Benchmark]: Toolchain (without parser) took 42987.63 ms. Allocated memory was 139.5 MB in the beginning and 647.0 MB in the end (delta: 507.5 MB). Free memory was 103.3 MB in the beginning and 312.0 MB in the end (delta: -208.7 MB). Peak memory consumption was 298.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,135 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.00 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.9 MB in the beginning and 172.4 MB in the end (delta: -69.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,136 INFO L168 Benchmark]: Boogie Preprocessor took 128.74 ms. Allocated memory is still 203.9 MB. Free memory was 172.4 MB in the beginning and 166.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,137 INFO L168 Benchmark]: RCFGBuilder took 1746.01 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 166.9 MB in the beginning and 100.0 MB in the end (delta: 66.9 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,138 INFO L168 Benchmark]: TraceAbstraction took 40380.26 ms. Allocated memory was 237.5 MB in the beginning and 647.0 MB in the end (delta: 409.5 MB). Free memory was 100.0 MB in the beginning and 312.0 MB in the end (delta: -212.0 MB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:43,140 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 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.00 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.9 MB in the beginning and 172.4 MB in the end (delta: -69.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.74 ms. Allocated memory is still 203.9 MB. Free memory was 172.4 MB in the beginning and 166.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1746.01 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 166.9 MB in the beginning and 100.0 MB in the end (delta: 66.9 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 40380.26 ms. Allocated memory was 237.5 MB in the beginning and 647.0 MB in the end (delta: 409.5 MB). Free memory was 100.0 MB in the beginning and 312.0 MB in the end (delta: -212.0 MB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 168]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L46] int waterLevel = 1; [L47] int methaneLevelCritical = 0; [L173] int cleanupTimeShifts = 4; [L275] int pumpRunning = 0; [L276] int systemActive = 1; [L694] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [\old(cleanupTimeShifts)=167, \old(head)=176, \old(head)=163, \old(methaneLevelCritical)=141, \old(pumpRunning)=133, \old(systemActive)=132, \old(waterLevel)=138, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L249] int retValue_acc ; [L250] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L254] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L255] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L256] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L155] int retValue_acc ; [L158] retValue_acc = 1 [L159] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L256] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L256] tmp = valid_product() [L258] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L260] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L261] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L243] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L461] int splverifierCounter ; [L462] int tmp ; [L463] int tmp___0 ; [L464] int tmp___1 ; [L465] int tmp___2 ; [L468] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L470] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L472] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L478] tmp = __VERIFIER_nondet_int() [L480] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L482] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L64] COND TRUE waterLevel < 2 [L65] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L482] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L488] tmp___0 = __VERIFIER_nondet_int() [L490] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L498] tmp___2 = __VERIFIER_nondet_int() [L500] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=1, waterLevel=2] [L513] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L283] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L290] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L292] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L312] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L315] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L330] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L292] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L298] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L427] int tmp ; [L428] int tmp___0 ; [L429] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L433] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L85] int retValue_acc ; [L88] retValue_acc = methaneLevelCritical [L89] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L433] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L433] tmp = isMethaneLevelCritical() [L435] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L439] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L117] int retValue_acc ; [L120] retValue_acc = waterLevel [L121] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L439] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L439] tmp___0 = getWaterLevel() [L441] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L443] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L443] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L443] tmp___1 = isPumpRunning() [L445] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L449] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L168] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 40.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 31.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 366 SDtfs, 528 SDslu, 215 SDs, 0 SdLazy, 1190 SolverSat, 331 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.9s AutomataMinimizationTime, 4 MinimizatonAttempts, 122 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 296 NumberOfCodeBlocks, 296 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 61914 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...