/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_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:48,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:48,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:48,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:48,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:48,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:48,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:48,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:48,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:48,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:48,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:48,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:48,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:48,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:48,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:48,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:48,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:48,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:48,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:48,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:48,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:48,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:48,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:48,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:48,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:48,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:48,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:48,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:48,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:48,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:48,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:48,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:48,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:48,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:48,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:48,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:48,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:48,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:48,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:48,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:48,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:48,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:21:48,942 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:48,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:48,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:48,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:48,944 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:48,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:48,944 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:48,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:48,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:48,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:48,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:48,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:48,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:48,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:48,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:48,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:48,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:48,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:48,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:48,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:49,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:49,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:49,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:49,287 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:49,288 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:49,289 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product24.cil.c [2020-07-17 21:21:49,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c6c6482/6e7203d9b5ea4e55a3d0124c81d6fa1d/FLAG007ff4015 [2020-07-17 21:21:49,921 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:49,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product24.cil.c [2020-07-17 21:21:49,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c6c6482/6e7203d9b5ea4e55a3d0124c81d6fa1d/FLAG007ff4015 [2020-07-17 21:21:50,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c6c6482/6e7203d9b5ea4e55a3d0124c81d6fa1d [2020-07-17 21:21:50,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:50,218 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:50,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:50,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:50,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:50,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:50" (1/1) ... [2020-07-17 21:21:50,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ba5ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:50, skipping insertion in model container [2020-07-17 21:21:50,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:50" (1/1) ... [2020-07-17 21:21:50,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:50,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:50,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:50,828 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:50,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:51,001 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:51,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51 WrapperNode [2020-07-17 21:21:51,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:51,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:51,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:51,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:51,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (1/1) ... [2020-07-17 21:21:51,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:51,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:51,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:51,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:51,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (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 21:21:51,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:51,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:51,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:51,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:51,201 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:51,201 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:51,201 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:51,201 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:51,202 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:51,202 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:51,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:51,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:51,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:51,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:51,203 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:21:51,203 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:21:51,203 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:51,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:51,204 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:51,204 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:51,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:51,216 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:51,219 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:51,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:51,221 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:51,222 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:51,223 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:51,223 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:51,223 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:51,224 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:51,224 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:51,224 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:51,224 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:51,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:51,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:51,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:51,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:51,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:51,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:52,894 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:52,895 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:52,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:52 BoogieIcfgContainer [2020-07-17 21:21:52,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:52,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:52,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:52,911 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:52,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:50" (1/3) ... [2020-07-17 21:21:52,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae2d4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:52, skipping insertion in model container [2020-07-17 21:21:52,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:51" (2/3) ... [2020-07-17 21:21:52,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae2d4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:52, skipping insertion in model container [2020-07-17 21:21:52,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:52" (3/3) ... [2020-07-17 21:21:52,917 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product24.cil.c [2020-07-17 21:21:52,931 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:52,942 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:52,962 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:53,002 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:53,002 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:53,002 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:53,003 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:53,003 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:53,003 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:53,003 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:53,004 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-07-17 21:21:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:53,062 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:53,063 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 21:21:53,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:53,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:53,072 INFO L82 PathProgramCache]: Analyzing trace with hash -586231627, now seen corresponding path program 1 times [2020-07-17 21:21:53,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:53,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829421779] [2020-07-17 21:21:53,084 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:53,882 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:53,997 INFO L280 TraceCheckUtils]: 0: Hoare triple {204#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {181#true} is VALID [2020-07-17 21:21:53,997 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:53,998 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #530#return; {181#true} is VALID [2020-07-17 21:21:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,003 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,003 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #430#return; {181#true} is VALID [2020-07-17 21:21:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,007 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,007 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #432#return; {181#true} is VALID [2020-07-17 21:21:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,011 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {181#true} is VALID [2020-07-17 21:21:54,012 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,012 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #434#return; {181#true} is VALID [2020-07-17 21:21:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,016 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,016 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #436#return; {181#true} is VALID [2020-07-17 21:21:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,020 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {181#true} is VALID [2020-07-17 21:21:54,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,021 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #522#return; {182#false} is VALID [2020-07-17 21:21:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,025 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {181#true} is VALID [2020-07-17 21:21:54,026 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,026 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #524#return; {182#false} is VALID [2020-07-17 21:21:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:54,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-17 21:21:54,031 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,031 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #526#return; {182#false} is VALID [2020-07-17 21:21:54,038 INFO L263 TraceCheckUtils]: 0: Hoare triple {181#true} call ULTIMATE.init(); {204#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:54,038 INFO L280 TraceCheckUtils]: 1: Hoare triple {204#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {181#true} is VALID [2020-07-17 21:21:54,039 INFO L280 TraceCheckUtils]: 2: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,039 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {181#true} {181#true} #530#return; {181#true} is VALID [2020-07-17 21:21:54,039 INFO L263 TraceCheckUtils]: 4: Hoare triple {181#true} call #t~ret74 := main(); {181#true} is VALID [2020-07-17 21:21:54,040 INFO L280 TraceCheckUtils]: 5: Hoare triple {181#true} havoc ~retValue_acc~3;havoc ~tmp~5; {181#true} is VALID [2020-07-17 21:21:54,040 INFO L263 TraceCheckUtils]: 6: Hoare triple {181#true} call select_helpers(); {181#true} is VALID [2020-07-17 21:21:54,040 INFO L280 TraceCheckUtils]: 7: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,041 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {181#true} {181#true} #430#return; {181#true} is VALID [2020-07-17 21:21:54,041 INFO L263 TraceCheckUtils]: 9: Hoare triple {181#true} call select_features(); {181#true} is VALID [2020-07-17 21:21:54,041 INFO L280 TraceCheckUtils]: 10: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,042 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {181#true} {181#true} #432#return; {181#true} is VALID [2020-07-17 21:21:54,042 INFO L263 TraceCheckUtils]: 12: Hoare triple {181#true} call #t~ret27 := valid_product(); {181#true} is VALID [2020-07-17 21:21:54,043 INFO L280 TraceCheckUtils]: 13: Hoare triple {181#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {181#true} is VALID [2020-07-17 21:21:54,043 INFO L280 TraceCheckUtils]: 14: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,043 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {181#true} {181#true} #434#return; {181#true} is VALID [2020-07-17 21:21:54,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {181#true} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp~5 := #t~ret27;havoc #t~ret27; {181#true} is VALID [2020-07-17 21:21:54,044 INFO L280 TraceCheckUtils]: 17: Hoare triple {181#true} assume 0 != ~tmp~5; {181#true} is VALID [2020-07-17 21:21:54,044 INFO L263 TraceCheckUtils]: 18: Hoare triple {181#true} call setup(); {181#true} is VALID [2020-07-17 21:21:54,044 INFO L280 TraceCheckUtils]: 19: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,045 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {181#true} {181#true} #436#return; {181#true} is VALID [2020-07-17 21:21:54,045 INFO L263 TraceCheckUtils]: 21: Hoare triple {181#true} call runTest(); {181#true} is VALID [2020-07-17 21:21:54,045 INFO L263 TraceCheckUtils]: 22: Hoare triple {181#true} call test(); {181#true} is VALID [2020-07-17 21:21:54,046 INFO L280 TraceCheckUtils]: 23: Hoare triple {181#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {181#true} is VALID [2020-07-17 21:21:54,047 INFO L280 TraceCheckUtils]: 24: Hoare triple {181#true} assume false; {182#false} is VALID [2020-07-17 21:21:54,047 INFO L263 TraceCheckUtils]: 25: Hoare triple {182#false} call cleanup(); {182#false} is VALID [2020-07-17 21:21:54,047 INFO L280 TraceCheckUtils]: 26: Hoare triple {182#false} havoc ~i~0;havoc ~__cil_tmp2~0; {182#false} is VALID [2020-07-17 21:21:54,048 INFO L263 TraceCheckUtils]: 27: Hoare triple {182#false} call timeShift(); {182#false} is VALID [2020-07-17 21:21:54,048 INFO L280 TraceCheckUtils]: 28: Hoare triple {182#false} assume !(0 != ~pumpRunning~0); {182#false} is VALID [2020-07-17 21:21:54,048 INFO L280 TraceCheckUtils]: 29: Hoare triple {182#false} assume !(0 != ~systemActive~0); {182#false} is VALID [2020-07-17 21:21:54,049 INFO L263 TraceCheckUtils]: 30: Hoare triple {182#false} call __utac_acc__Specification3_spec__1(); {182#false} is VALID [2020-07-17 21:21:54,049 INFO L280 TraceCheckUtils]: 31: Hoare triple {182#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {182#false} is VALID [2020-07-17 21:21:54,049 INFO L263 TraceCheckUtils]: 32: Hoare triple {182#false} call #t~ret24 := isMethaneLevelCritical(); {181#true} is VALID [2020-07-17 21:21:54,050 INFO L280 TraceCheckUtils]: 33: Hoare triple {181#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {181#true} is VALID [2020-07-17 21:21:54,050 INFO L280 TraceCheckUtils]: 34: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,050 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {181#true} {182#false} #522#return; {182#false} is VALID [2020-07-17 21:21:54,051 INFO L280 TraceCheckUtils]: 36: Hoare triple {182#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {182#false} is VALID [2020-07-17 21:21:54,051 INFO L280 TraceCheckUtils]: 37: Hoare triple {182#false} assume !(0 != ~tmp~4); {182#false} is VALID [2020-07-17 21:21:54,051 INFO L263 TraceCheckUtils]: 38: Hoare triple {182#false} call #t~ret25 := getWaterLevel(); {181#true} is VALID [2020-07-17 21:21:54,052 INFO L280 TraceCheckUtils]: 39: Hoare triple {181#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {181#true} is VALID [2020-07-17 21:21:54,052 INFO L280 TraceCheckUtils]: 40: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,052 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {181#true} {182#false} #524#return; {182#false} is VALID [2020-07-17 21:21:54,053 INFO L280 TraceCheckUtils]: 42: Hoare triple {182#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {182#false} is VALID [2020-07-17 21:21:54,053 INFO L280 TraceCheckUtils]: 43: Hoare triple {182#false} assume 2 == ~tmp___0~2; {182#false} is VALID [2020-07-17 21:21:54,053 INFO L263 TraceCheckUtils]: 44: Hoare triple {182#false} call #t~ret26 := isPumpRunning(); {181#true} is VALID [2020-07-17 21:21:54,054 INFO L280 TraceCheckUtils]: 45: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-17 21:21:54,054 INFO L280 TraceCheckUtils]: 46: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:21:54,054 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {181#true} {182#false} #526#return; {182#false} is VALID [2020-07-17 21:21:54,055 INFO L280 TraceCheckUtils]: 48: Hoare triple {182#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {182#false} is VALID [2020-07-17 21:21:54,055 INFO L280 TraceCheckUtils]: 49: Hoare triple {182#false} assume !(0 != ~tmp___1~1); {182#false} is VALID [2020-07-17 21:21:54,055 INFO L263 TraceCheckUtils]: 50: Hoare triple {182#false} call __automaton_fail(); {182#false} is VALID [2020-07-17 21:21:54,055 INFO L280 TraceCheckUtils]: 51: Hoare triple {182#false} assume !false; {182#false} is VALID [2020-07-17 21:21:54,065 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 21:21:54,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829421779] [2020-07-17 21:21:54,067 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:54,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:54,068 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656257145] [2020-07-17 21:21:54,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:54,078 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:54,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:54,175 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 21:21:54,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:54,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:54,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:54,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:54,187 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2020-07-17 21:21:59,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:59,071 INFO L93 Difference]: Finished difference Result 314 states and 413 transitions. [2020-07-17 21:21:59,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:59,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:59,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:59,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2020-07-17 21:21:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2020-07-17 21:21:59,114 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 413 transitions. [2020-07-17 21:22:00,542 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 413 edges. 413 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:00,565 INFO L225 Difference]: With dead ends: 314 [2020-07-17 21:22:00,566 INFO L226 Difference]: Without dead ends: 170 [2020-07-17 21:22:00,571 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 21:22:00,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-07-17 21:22:01,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 135. [2020-07-17 21:22:01,940 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:01,941 INFO L82 GeneralOperation]: Start isEquivalent. First operand 170 states. Second operand 135 states. [2020-07-17 21:22:01,941 INFO L74 IsIncluded]: Start isIncluded. First operand 170 states. Second operand 135 states. [2020-07-17 21:22:01,941 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 135 states. [2020-07-17 21:22:01,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:01,959 INFO L93 Difference]: Finished difference Result 170 states and 216 transitions. [2020-07-17 21:22:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2020-07-17 21:22:01,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:01,963 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:01,963 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 170 states. [2020-07-17 21:22:01,963 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 170 states. [2020-07-17 21:22:01,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:01,977 INFO L93 Difference]: Finished difference Result 170 states and 216 transitions. [2020-07-17 21:22:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2020-07-17 21:22:01,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:01,980 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:01,981 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:01,981 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:01,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-17 21:22:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-17 21:22:01,997 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 52 [2020-07-17 21:22:01,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:01,998 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-17 21:22:01,999 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:22:01,999 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-17 21:22:02,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:22:02,005 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:02,006 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 21:22:02,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:22:02,006 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:02,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:02,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1405243585, now seen corresponding path program 1 times [2020-07-17 21:22:02,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:02,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628189491] [2020-07-17 21:22:02,008 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,446 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,515 INFO L280 TraceCheckUtils]: 0: Hoare triple {1205#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1181#true} is VALID [2020-07-17 21:22:02,516 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,516 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1181#true} #530#return; {1181#true} is VALID [2020-07-17 21:22:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,519 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,519 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1181#true} {1181#true} #430#return; {1181#true} is VALID [2020-07-17 21:22:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,522 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1181#true} {1181#true} #432#return; {1181#true} is VALID [2020-07-17 21:22:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,528 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1181#true} is VALID [2020-07-17 21:22:02,528 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,528 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1181#true} #434#return; {1181#true} is VALID [2020-07-17 21:22:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,532 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1181#true} {1181#true} #436#return; {1181#true} is VALID [2020-07-17 21:22:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {1181#true} is VALID [2020-07-17 21:22:02,535 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,536 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1182#false} #522#return; {1182#false} is VALID [2020-07-17 21:22:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {1181#true} is VALID [2020-07-17 21:22:02,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,539 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1182#false} #524#return; {1182#false} is VALID [2020-07-17 21:22:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:02,542 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1181#true} is VALID [2020-07-17 21:22:02,542 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,543 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1182#false} #526#return; {1182#false} is VALID [2020-07-17 21:22:02,552 INFO L263 TraceCheckUtils]: 0: Hoare triple {1181#true} call ULTIMATE.init(); {1205#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:02,552 INFO L280 TraceCheckUtils]: 1: Hoare triple {1205#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1181#true} is VALID [2020-07-17 21:22:02,552 INFO L280 TraceCheckUtils]: 2: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,553 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1181#true} {1181#true} #530#return; {1181#true} is VALID [2020-07-17 21:22:02,553 INFO L263 TraceCheckUtils]: 4: Hoare triple {1181#true} call #t~ret74 := main(); {1181#true} is VALID [2020-07-17 21:22:02,554 INFO L280 TraceCheckUtils]: 5: Hoare triple {1181#true} havoc ~retValue_acc~3;havoc ~tmp~5; {1181#true} is VALID [2020-07-17 21:22:02,554 INFO L263 TraceCheckUtils]: 6: Hoare triple {1181#true} call select_helpers(); {1181#true} is VALID [2020-07-17 21:22:02,554 INFO L280 TraceCheckUtils]: 7: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,554 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1181#true} {1181#true} #430#return; {1181#true} is VALID [2020-07-17 21:22:02,555 INFO L263 TraceCheckUtils]: 9: Hoare triple {1181#true} call select_features(); {1181#true} is VALID [2020-07-17 21:22:02,555 INFO L280 TraceCheckUtils]: 10: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,555 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1181#true} {1181#true} #432#return; {1181#true} is VALID [2020-07-17 21:22:02,555 INFO L263 TraceCheckUtils]: 12: Hoare triple {1181#true} call #t~ret27 := valid_product(); {1181#true} is VALID [2020-07-17 21:22:02,556 INFO L280 TraceCheckUtils]: 13: Hoare triple {1181#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1181#true} is VALID [2020-07-17 21:22:02,556 INFO L280 TraceCheckUtils]: 14: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,557 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1181#true} {1181#true} #434#return; {1181#true} is VALID [2020-07-17 21:22:02,557 INFO L280 TraceCheckUtils]: 16: Hoare triple {1181#true} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp~5 := #t~ret27;havoc #t~ret27; {1181#true} is VALID [2020-07-17 21:22:02,557 INFO L280 TraceCheckUtils]: 17: Hoare triple {1181#true} assume 0 != ~tmp~5; {1181#true} is VALID [2020-07-17 21:22:02,557 INFO L263 TraceCheckUtils]: 18: Hoare triple {1181#true} call setup(); {1181#true} is VALID [2020-07-17 21:22:02,558 INFO L280 TraceCheckUtils]: 19: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,559 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1181#true} {1181#true} #436#return; {1181#true} is VALID [2020-07-17 21:22:02,559 INFO L263 TraceCheckUtils]: 21: Hoare triple {1181#true} call runTest(); {1181#true} is VALID [2020-07-17 21:22:02,559 INFO L263 TraceCheckUtils]: 22: Hoare triple {1181#true} call test(); {1181#true} is VALID [2020-07-17 21:22:02,562 INFO L280 TraceCheckUtils]: 23: Hoare triple {1181#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1195#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:02,564 INFO L280 TraceCheckUtils]: 24: Hoare triple {1195#(= 0 test_~splverifierCounter~0)} assume !false; {1195#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:02,565 INFO L280 TraceCheckUtils]: 25: Hoare triple {1195#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1182#false} is VALID [2020-07-17 21:22:02,565 INFO L263 TraceCheckUtils]: 26: Hoare triple {1182#false} call cleanup(); {1182#false} is VALID [2020-07-17 21:22:02,566 INFO L280 TraceCheckUtils]: 27: Hoare triple {1182#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1182#false} is VALID [2020-07-17 21:22:02,566 INFO L263 TraceCheckUtils]: 28: Hoare triple {1182#false} call timeShift(); {1182#false} is VALID [2020-07-17 21:22:02,569 INFO L280 TraceCheckUtils]: 29: Hoare triple {1182#false} assume !(0 != ~pumpRunning~0); {1182#false} is VALID [2020-07-17 21:22:02,570 INFO L280 TraceCheckUtils]: 30: Hoare triple {1182#false} assume !(0 != ~systemActive~0); {1182#false} is VALID [2020-07-17 21:22:02,570 INFO L263 TraceCheckUtils]: 31: Hoare triple {1182#false} call __utac_acc__Specification3_spec__1(); {1182#false} is VALID [2020-07-17 21:22:02,570 INFO L280 TraceCheckUtils]: 32: Hoare triple {1182#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {1182#false} is VALID [2020-07-17 21:22:02,571 INFO L263 TraceCheckUtils]: 33: Hoare triple {1182#false} call #t~ret24 := isMethaneLevelCritical(); {1181#true} is VALID [2020-07-17 21:22:02,571 INFO L280 TraceCheckUtils]: 34: Hoare triple {1181#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {1181#true} is VALID [2020-07-17 21:22:02,571 INFO L280 TraceCheckUtils]: 35: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,571 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1181#true} {1182#false} #522#return; {1182#false} is VALID [2020-07-17 21:22:02,572 INFO L280 TraceCheckUtils]: 37: Hoare triple {1182#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {1182#false} is VALID [2020-07-17 21:22:02,572 INFO L280 TraceCheckUtils]: 38: Hoare triple {1182#false} assume !(0 != ~tmp~4); {1182#false} is VALID [2020-07-17 21:22:02,574 INFO L263 TraceCheckUtils]: 39: Hoare triple {1182#false} call #t~ret25 := getWaterLevel(); {1181#true} is VALID [2020-07-17 21:22:02,575 INFO L280 TraceCheckUtils]: 40: Hoare triple {1181#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {1181#true} is VALID [2020-07-17 21:22:02,575 INFO L280 TraceCheckUtils]: 41: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,575 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1181#true} {1182#false} #524#return; {1182#false} is VALID [2020-07-17 21:22:02,575 INFO L280 TraceCheckUtils]: 43: Hoare triple {1182#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {1182#false} is VALID [2020-07-17 21:22:02,576 INFO L280 TraceCheckUtils]: 44: Hoare triple {1182#false} assume 2 == ~tmp___0~2; {1182#false} is VALID [2020-07-17 21:22:02,576 INFO L263 TraceCheckUtils]: 45: Hoare triple {1182#false} call #t~ret26 := isPumpRunning(); {1181#true} is VALID [2020-07-17 21:22:02,576 INFO L280 TraceCheckUtils]: 46: Hoare triple {1181#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1181#true} is VALID [2020-07-17 21:22:02,577 INFO L280 TraceCheckUtils]: 47: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 21:22:02,577 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1181#true} {1182#false} #526#return; {1182#false} is VALID [2020-07-17 21:22:02,577 INFO L280 TraceCheckUtils]: 49: Hoare triple {1182#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {1182#false} is VALID [2020-07-17 21:22:02,583 INFO L280 TraceCheckUtils]: 50: Hoare triple {1182#false} assume !(0 != ~tmp___1~1); {1182#false} is VALID [2020-07-17 21:22:02,583 INFO L263 TraceCheckUtils]: 51: Hoare triple {1182#false} call __automaton_fail(); {1182#false} is VALID [2020-07-17 21:22:02,583 INFO L280 TraceCheckUtils]: 52: Hoare triple {1182#false} assume !false; {1182#false} is VALID [2020-07-17 21:22:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:02,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628189491] [2020-07-17 21:22:02,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:02,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:22:02,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906746842] [2020-07-17 21:22:02,599 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:02,600 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:02,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:22:02,669 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 21:22:02,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:22:02,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:02,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:22:02,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:22:02,671 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 4 states. [2020-07-17 21:22:03,907 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:07,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:07,773 INFO L93 Difference]: Finished difference Result 237 states and 292 transitions. [2020-07-17 21:22:07,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:07,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:07,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 292 transitions. [2020-07-17 21:22:07,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 292 transitions. [2020-07-17 21:22:07,789 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 292 transitions. [2020-07-17 21:22:08,838 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 292 edges. 292 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:08,850 INFO L225 Difference]: With dead ends: 237 [2020-07-17 21:22:08,850 INFO L226 Difference]: Without dead ends: 154 [2020-07-17 21:22:08,852 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:08,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-17 21:22:10,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 126. [2020-07-17 21:22:10,279 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:10,279 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand 126 states. [2020-07-17 21:22:10,280 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand 126 states. [2020-07-17 21:22:10,280 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 126 states. [2020-07-17 21:22:10,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:10,292 INFO L93 Difference]: Finished difference Result 154 states and 192 transitions. [2020-07-17 21:22:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2020-07-17 21:22:10,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:10,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:10,294 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 154 states. [2020-07-17 21:22:10,294 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 154 states. [2020-07-17 21:22:10,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:10,303 INFO L93 Difference]: Finished difference Result 154 states and 192 transitions. [2020-07-17 21:22:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2020-07-17 21:22:10,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:10,304 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:10,304 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:10,304 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:10,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-17 21:22:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2020-07-17 21:22:10,310 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 53 [2020-07-17 21:22:10,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:10,311 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2020-07-17 21:22:10,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:22:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2020-07-17 21:22:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:22:10,313 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:10,313 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:10,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:22:10,313 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:10,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:10,314 INFO L82 PathProgramCache]: Analyzing trace with hash 340068721, now seen corresponding path program 1 times [2020-07-17 21:22:10,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:10,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600598226] [2020-07-17 21:22:10,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,782 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {2066#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,859 INFO L280 TraceCheckUtils]: 1: Hoare triple {2044#(= 1 ~systemActive~0)} assume true; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,859 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2044#(= 1 ~systemActive~0)} {2039#true} #530#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,864 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2039#true} {2044#(= 1 ~systemActive~0)} #430#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,868 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,873 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2039#true} {2044#(= 1 ~systemActive~0)} #432#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,891 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2067#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:10,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {2067#(= 1 |valid_product_#res|)} assume true; {2067#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:10,898 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2067#(= 1 |valid_product_#res|)} {2044#(= 1 ~systemActive~0)} #434#return; {2052#(= |main_#t~ret27| ~systemActive~0)} is VALID [2020-07-17 21:22:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,902 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,903 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2039#true} {2054#(not (= 0 ~systemActive~0))} #436#return; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {2039#true} is VALID [2020-07-17 21:22:10,906 INFO L280 TraceCheckUtils]: 1: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,906 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2039#true} {2040#false} #522#return; {2040#false} is VALID [2020-07-17 21:22:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {2039#true} is VALID [2020-07-17 21:22:10,909 INFO L280 TraceCheckUtils]: 1: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,909 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2039#true} {2040#false} #524#return; {2040#false} is VALID [2020-07-17 21:22:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {2039#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2039#true} is VALID [2020-07-17 21:22:10,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,914 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2039#true} {2040#false} #526#return; {2040#false} is VALID [2020-07-17 21:22:10,921 INFO L263 TraceCheckUtils]: 0: Hoare triple {2039#true} call ULTIMATE.init(); {2066#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:10,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {2066#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,927 INFO L280 TraceCheckUtils]: 2: Hoare triple {2044#(= 1 ~systemActive~0)} assume true; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,928 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2044#(= 1 ~systemActive~0)} {2039#true} #530#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,928 INFO L263 TraceCheckUtils]: 4: Hoare triple {2044#(= 1 ~systemActive~0)} call #t~ret74 := main(); {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,929 INFO L280 TraceCheckUtils]: 5: Hoare triple {2044#(= 1 ~systemActive~0)} havoc ~retValue_acc~3;havoc ~tmp~5; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,929 INFO L263 TraceCheckUtils]: 6: Hoare triple {2044#(= 1 ~systemActive~0)} call select_helpers(); {2039#true} is VALID [2020-07-17 21:22:10,930 INFO L280 TraceCheckUtils]: 7: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,930 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2039#true} {2044#(= 1 ~systemActive~0)} #430#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,930 INFO L263 TraceCheckUtils]: 9: Hoare triple {2044#(= 1 ~systemActive~0)} call select_features(); {2039#true} is VALID [2020-07-17 21:22:10,931 INFO L280 TraceCheckUtils]: 10: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,931 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2039#true} {2044#(= 1 ~systemActive~0)} #432#return; {2044#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:10,931 INFO L263 TraceCheckUtils]: 12: Hoare triple {2044#(= 1 ~systemActive~0)} call #t~ret27 := valid_product(); {2039#true} is VALID [2020-07-17 21:22:10,932 INFO L280 TraceCheckUtils]: 13: Hoare triple {2039#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2067#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:10,933 INFO L280 TraceCheckUtils]: 14: Hoare triple {2067#(= 1 |valid_product_#res|)} assume true; {2067#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:22:10,934 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2067#(= 1 |valid_product_#res|)} {2044#(= 1 ~systemActive~0)} #434#return; {2052#(= |main_#t~ret27| ~systemActive~0)} is VALID [2020-07-17 21:22:10,934 INFO L280 TraceCheckUtils]: 16: Hoare triple {2052#(= |main_#t~ret27| ~systemActive~0)} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp~5 := #t~ret27;havoc #t~ret27; {2053#(= main_~tmp~5 ~systemActive~0)} is VALID [2020-07-17 21:22:10,935 INFO L280 TraceCheckUtils]: 17: Hoare triple {2053#(= main_~tmp~5 ~systemActive~0)} assume 0 != ~tmp~5; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,935 INFO L263 TraceCheckUtils]: 18: Hoare triple {2054#(not (= 0 ~systemActive~0))} call setup(); {2039#true} is VALID [2020-07-17 21:22:10,936 INFO L280 TraceCheckUtils]: 19: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,936 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2039#true} {2054#(not (= 0 ~systemActive~0))} #436#return; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,937 INFO L263 TraceCheckUtils]: 21: Hoare triple {2054#(not (= 0 ~systemActive~0))} call runTest(); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,938 INFO L263 TraceCheckUtils]: 22: Hoare triple {2054#(not (= 0 ~systemActive~0))} call test(); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,938 INFO L280 TraceCheckUtils]: 23: Hoare triple {2054#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,939 INFO L280 TraceCheckUtils]: 24: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !false; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,939 INFO L280 TraceCheckUtils]: 25: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,940 INFO L280 TraceCheckUtils]: 26: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp~3 := #t~nondet20;havoc #t~nondet20; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,941 INFO L280 TraceCheckUtils]: 27: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,941 INFO L280 TraceCheckUtils]: 28: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___0~1 := #t~nondet21;havoc #t~nondet21; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,942 INFO L280 TraceCheckUtils]: 29: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,942 INFO L280 TraceCheckUtils]: 30: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___2~0 := #t~nondet22;havoc #t~nondet22; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,943 INFO L280 TraceCheckUtils]: 31: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___1~0 := #t~nondet23;havoc #t~nondet23; {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,944 INFO L280 TraceCheckUtils]: 32: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,944 INFO L263 TraceCheckUtils]: 33: Hoare triple {2054#(not (= 0 ~systemActive~0))} call timeShift(); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,945 INFO L280 TraceCheckUtils]: 34: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2054#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:10,945 INFO L280 TraceCheckUtils]: 35: Hoare triple {2054#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2040#false} is VALID [2020-07-17 21:22:10,946 INFO L263 TraceCheckUtils]: 36: Hoare triple {2040#false} call __utac_acc__Specification3_spec__1(); {2040#false} is VALID [2020-07-17 21:22:10,946 INFO L280 TraceCheckUtils]: 37: Hoare triple {2040#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {2040#false} is VALID [2020-07-17 21:22:10,946 INFO L263 TraceCheckUtils]: 38: Hoare triple {2040#false} call #t~ret24 := isMethaneLevelCritical(); {2039#true} is VALID [2020-07-17 21:22:10,946 INFO L280 TraceCheckUtils]: 39: Hoare triple {2039#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {2039#true} is VALID [2020-07-17 21:22:10,947 INFO L280 TraceCheckUtils]: 40: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,947 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2039#true} {2040#false} #522#return; {2040#false} is VALID [2020-07-17 21:22:10,947 INFO L280 TraceCheckUtils]: 42: Hoare triple {2040#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {2040#false} is VALID [2020-07-17 21:22:10,947 INFO L280 TraceCheckUtils]: 43: Hoare triple {2040#false} assume !(0 != ~tmp~4); {2040#false} is VALID [2020-07-17 21:22:10,947 INFO L263 TraceCheckUtils]: 44: Hoare triple {2040#false} call #t~ret25 := getWaterLevel(); {2039#true} is VALID [2020-07-17 21:22:10,948 INFO L280 TraceCheckUtils]: 45: Hoare triple {2039#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {2039#true} is VALID [2020-07-17 21:22:10,948 INFO L280 TraceCheckUtils]: 46: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,948 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2039#true} {2040#false} #524#return; {2040#false} is VALID [2020-07-17 21:22:10,948 INFO L280 TraceCheckUtils]: 48: Hoare triple {2040#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {2040#false} is VALID [2020-07-17 21:22:10,949 INFO L280 TraceCheckUtils]: 49: Hoare triple {2040#false} assume 2 == ~tmp___0~2; {2040#false} is VALID [2020-07-17 21:22:10,949 INFO L263 TraceCheckUtils]: 50: Hoare triple {2040#false} call #t~ret26 := isPumpRunning(); {2039#true} is VALID [2020-07-17 21:22:10,949 INFO L280 TraceCheckUtils]: 51: Hoare triple {2039#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2039#true} is VALID [2020-07-17 21:22:10,949 INFO L280 TraceCheckUtils]: 52: Hoare triple {2039#true} assume true; {2039#true} is VALID [2020-07-17 21:22:10,949 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2039#true} {2040#false} #526#return; {2040#false} is VALID [2020-07-17 21:22:10,950 INFO L280 TraceCheckUtils]: 54: Hoare triple {2040#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {2040#false} is VALID [2020-07-17 21:22:10,950 INFO L280 TraceCheckUtils]: 55: Hoare triple {2040#false} assume !(0 != ~tmp___1~1); {2040#false} is VALID [2020-07-17 21:22:10,950 INFO L263 TraceCheckUtils]: 56: Hoare triple {2040#false} call __automaton_fail(); {2040#false} is VALID [2020-07-17 21:22:10,950 INFO L280 TraceCheckUtils]: 57: Hoare triple {2040#false} assume !false; {2040#false} is VALID [2020-07-17 21:22:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:10,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600598226] [2020-07-17 21:22:10,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:10,960 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:10,960 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161051727] [2020-07-17 21:22:10,961 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:10,961 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:10,961 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:11,032 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:11,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:11,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:11,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:11,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:11,034 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 8 states. [2020-07-17 21:22:11,744 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:12,705 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:13,137 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:13,451 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:17,389 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:29,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:29,122 INFO L93 Difference]: Finished difference Result 439 states and 548 transitions. [2020-07-17 21:22:29,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:22:29,123 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:29,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:29,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 548 transitions. [2020-07-17 21:22:29,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 548 transitions. [2020-07-17 21:22:29,150 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 548 transitions. [2020-07-17 21:22:31,159 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 548 edges. 548 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:31,174 INFO L225 Difference]: With dead ends: 439 [2020-07-17 21:22:31,174 INFO L226 Difference]: Without dead ends: 337 [2020-07-17 21:22:31,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:22:31,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-07-17 21:22:34,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 272. [2020-07-17 21:22:34,154 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:34,155 INFO L82 GeneralOperation]: Start isEquivalent. First operand 337 states. Second operand 272 states. [2020-07-17 21:22:34,155 INFO L74 IsIncluded]: Start isIncluded. First operand 337 states. Second operand 272 states. [2020-07-17 21:22:34,155 INFO L87 Difference]: Start difference. First operand 337 states. Second operand 272 states. [2020-07-17 21:22:34,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:34,174 INFO L93 Difference]: Finished difference Result 337 states and 417 transitions. [2020-07-17 21:22:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 417 transitions. [2020-07-17 21:22:34,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:34,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:34,176 INFO L74 IsIncluded]: Start isIncluded. First operand 272 states. Second operand 337 states. [2020-07-17 21:22:34,177 INFO L87 Difference]: Start difference. First operand 272 states. Second operand 337 states. [2020-07-17 21:22:34,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:34,195 INFO L93 Difference]: Finished difference Result 337 states and 417 transitions. [2020-07-17 21:22:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 417 transitions. [2020-07-17 21:22:34,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:34,197 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:34,197 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:34,197 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-07-17 21:22:34,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 331 transitions. [2020-07-17 21:22:34,210 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 331 transitions. Word has length 58 [2020-07-17 21:22:34,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:34,210 INFO L479 AbstractCegarLoop]: Abstraction has 272 states and 331 transitions. [2020-07-17 21:22:34,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:34,210 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 331 transitions. [2020-07-17 21:22:34,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:22:34,212 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:34,212 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:34,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:34,213 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:34,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:34,213 INFO L82 PathProgramCache]: Analyzing trace with hash -805179876, now seen corresponding path program 1 times [2020-07-17 21:22:34,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:34,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444047151] [2020-07-17 21:22:34,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,570 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,652 INFO L280 TraceCheckUtils]: 0: Hoare triple {3790#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,652 INFO L280 TraceCheckUtils]: 1: Hoare triple {3765#(= 1 ~waterLevel~0)} assume true; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,653 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3765#(= 1 ~waterLevel~0)} {3760#true} #530#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,658 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #430#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,662 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #432#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,665 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3760#true} is VALID [2020-07-17 21:22:34,666 INFO L280 TraceCheckUtils]: 1: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,667 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #434#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,670 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,671 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #436#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,689 INFO L280 TraceCheckUtils]: 0: Hoare triple {3791#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3760#true} is VALID [2020-07-17 21:22:34,690 INFO L280 TraceCheckUtils]: 1: Hoare triple {3760#true} ~systemActive~0 := 0; {3760#true} is VALID [2020-07-17 21:22:34,690 INFO L280 TraceCheckUtils]: 2: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,691 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #488#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {3760#true} is VALID [2020-07-17 21:22:34,695 INFO L280 TraceCheckUtils]: 1: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,696 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #522#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {3792#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:34,715 INFO L280 TraceCheckUtils]: 1: Hoare triple {3792#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3792#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:34,716 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3792#(= |getWaterLevel_#res| ~waterLevel~0)} {3765#(= 1 ~waterLevel~0)} #524#return; {3785#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-17 21:22:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:34,719 INFO L280 TraceCheckUtils]: 0: Hoare triple {3760#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3760#true} is VALID [2020-07-17 21:22:34,719 INFO L280 TraceCheckUtils]: 1: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,720 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3760#true} {3761#false} #526#return; {3761#false} is VALID [2020-07-17 21:22:34,724 INFO L263 TraceCheckUtils]: 0: Hoare triple {3760#true} call ULTIMATE.init(); {3790#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:34,730 INFO L280 TraceCheckUtils]: 1: Hoare triple {3790#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,731 INFO L280 TraceCheckUtils]: 2: Hoare triple {3765#(= 1 ~waterLevel~0)} assume true; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,731 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3765#(= 1 ~waterLevel~0)} {3760#true} #530#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,732 INFO L263 TraceCheckUtils]: 4: Hoare triple {3765#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,733 INFO L280 TraceCheckUtils]: 5: Hoare triple {3765#(= 1 ~waterLevel~0)} havoc ~retValue_acc~3;havoc ~tmp~5; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,733 INFO L263 TraceCheckUtils]: 6: Hoare triple {3765#(= 1 ~waterLevel~0)} call select_helpers(); {3760#true} is VALID [2020-07-17 21:22:34,733 INFO L280 TraceCheckUtils]: 7: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,734 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #430#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,734 INFO L263 TraceCheckUtils]: 9: Hoare triple {3765#(= 1 ~waterLevel~0)} call select_features(); {3760#true} is VALID [2020-07-17 21:22:34,734 INFO L280 TraceCheckUtils]: 10: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,735 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #432#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,735 INFO L263 TraceCheckUtils]: 12: Hoare triple {3765#(= 1 ~waterLevel~0)} call #t~ret27 := valid_product(); {3760#true} is VALID [2020-07-17 21:22:34,735 INFO L280 TraceCheckUtils]: 13: Hoare triple {3760#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3760#true} is VALID [2020-07-17 21:22:34,735 INFO L280 TraceCheckUtils]: 14: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,736 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #434#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,737 INFO L280 TraceCheckUtils]: 16: Hoare triple {3765#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp~5 := #t~ret27;havoc #t~ret27; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,737 INFO L280 TraceCheckUtils]: 17: Hoare triple {3765#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,737 INFO L263 TraceCheckUtils]: 18: Hoare triple {3765#(= 1 ~waterLevel~0)} call setup(); {3760#true} is VALID [2020-07-17 21:22:34,738 INFO L280 TraceCheckUtils]: 19: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,738 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #436#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,739 INFO L263 TraceCheckUtils]: 21: Hoare triple {3765#(= 1 ~waterLevel~0)} call runTest(); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,739 INFO L263 TraceCheckUtils]: 22: Hoare triple {3765#(= 1 ~waterLevel~0)} call test(); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,740 INFO L280 TraceCheckUtils]: 23: Hoare triple {3765#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,741 INFO L280 TraceCheckUtils]: 24: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !false; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,741 INFO L280 TraceCheckUtils]: 25: Hoare triple {3765#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,742 INFO L280 TraceCheckUtils]: 26: Hoare triple {3765#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp~3 := #t~nondet20;havoc #t~nondet20; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,742 INFO L280 TraceCheckUtils]: 27: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,743 INFO L280 TraceCheckUtils]: 28: Hoare triple {3765#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___0~1 := #t~nondet21;havoc #t~nondet21; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,743 INFO L280 TraceCheckUtils]: 29: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,744 INFO L280 TraceCheckUtils]: 30: Hoare triple {3765#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___2~0 := #t~nondet22;havoc #t~nondet22; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,744 INFO L280 TraceCheckUtils]: 31: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___1~0 := #t~nondet23;havoc #t~nondet23; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,745 INFO L280 TraceCheckUtils]: 32: Hoare triple {3765#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,746 INFO L263 TraceCheckUtils]: 33: Hoare triple {3765#(= 1 ~waterLevel~0)} call stopSystem(); {3791#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:22:34,746 INFO L280 TraceCheckUtils]: 34: Hoare triple {3791#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3760#true} is VALID [2020-07-17 21:22:34,746 INFO L280 TraceCheckUtils]: 35: Hoare triple {3760#true} ~systemActive~0 := 0; {3760#true} is VALID [2020-07-17 21:22:34,747 INFO L280 TraceCheckUtils]: 36: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,747 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #488#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,748 INFO L263 TraceCheckUtils]: 38: Hoare triple {3765#(= 1 ~waterLevel~0)} call timeShift(); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,749 INFO L280 TraceCheckUtils]: 39: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,749 INFO L280 TraceCheckUtils]: 40: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,750 INFO L263 TraceCheckUtils]: 41: Hoare triple {3765#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,750 INFO L280 TraceCheckUtils]: 42: Hoare triple {3765#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,750 INFO L263 TraceCheckUtils]: 43: Hoare triple {3765#(= 1 ~waterLevel~0)} call #t~ret24 := isMethaneLevelCritical(); {3760#true} is VALID [2020-07-17 21:22:34,751 INFO L280 TraceCheckUtils]: 44: Hoare triple {3760#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {3760#true} is VALID [2020-07-17 21:22:34,751 INFO L280 TraceCheckUtils]: 45: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,752 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3760#true} {3765#(= 1 ~waterLevel~0)} #522#return; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,752 INFO L280 TraceCheckUtils]: 47: Hoare triple {3765#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,753 INFO L280 TraceCheckUtils]: 48: Hoare triple {3765#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3765#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:34,753 INFO L263 TraceCheckUtils]: 49: Hoare triple {3765#(= 1 ~waterLevel~0)} call #t~ret25 := getWaterLevel(); {3760#true} is VALID [2020-07-17 21:22:34,754 INFO L280 TraceCheckUtils]: 50: Hoare triple {3760#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {3792#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:34,754 INFO L280 TraceCheckUtils]: 51: Hoare triple {3792#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3792#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:34,755 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3792#(= |getWaterLevel_#res| ~waterLevel~0)} {3765#(= 1 ~waterLevel~0)} #524#return; {3785#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-17 21:22:34,756 INFO L280 TraceCheckUtils]: 53: Hoare triple {3785#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {3786#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:22:34,756 INFO L280 TraceCheckUtils]: 54: Hoare triple {3786#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3761#false} is VALID [2020-07-17 21:22:34,757 INFO L263 TraceCheckUtils]: 55: Hoare triple {3761#false} call #t~ret26 := isPumpRunning(); {3760#true} is VALID [2020-07-17 21:22:34,757 INFO L280 TraceCheckUtils]: 56: Hoare triple {3760#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3760#true} is VALID [2020-07-17 21:22:34,757 INFO L280 TraceCheckUtils]: 57: Hoare triple {3760#true} assume true; {3760#true} is VALID [2020-07-17 21:22:34,757 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3760#true} {3761#false} #526#return; {3761#false} is VALID [2020-07-17 21:22:34,757 INFO L280 TraceCheckUtils]: 59: Hoare triple {3761#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {3761#false} is VALID [2020-07-17 21:22:34,758 INFO L280 TraceCheckUtils]: 60: Hoare triple {3761#false} assume !(0 != ~tmp___1~1); {3761#false} is VALID [2020-07-17 21:22:34,758 INFO L263 TraceCheckUtils]: 61: Hoare triple {3761#false} call __automaton_fail(); {3761#false} is VALID [2020-07-17 21:22:34,758 INFO L280 TraceCheckUtils]: 62: Hoare triple {3761#false} assume !false; {3761#false} is VALID [2020-07-17 21:22:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:34,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444047151] [2020-07-17 21:22:34,768 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:34,768 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:34,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163934638] [2020-07-17 21:22:34,769 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:34,769 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:34,770 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:34,849 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:34,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:34,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:34,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:34,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:34,850 INFO L87 Difference]: Start difference. First operand 272 states and 331 transitions. Second operand 8 states. [2020-07-17 21:22:35,677 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:44,930 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:46,079 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:46,908 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:47,477 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:53,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:53,330 INFO L93 Difference]: Finished difference Result 839 states and 1103 transitions. [2020-07-17 21:22:53,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:53,330 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:53,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:53,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 510 transitions. [2020-07-17 21:22:53,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 510 transitions. [2020-07-17 21:22:53,358 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 510 transitions. [2020-07-17 21:22:55,144 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 510 edges. 510 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:55,181 INFO L225 Difference]: With dead ends: 839 [2020-07-17 21:22:55,181 INFO L226 Difference]: Without dead ends: 591 [2020-07-17 21:22:55,184 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:22:55,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2020-07-17 21:23:00,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 521. [2020-07-17 21:23:00,782 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:00,782 INFO L82 GeneralOperation]: Start isEquivalent. First operand 591 states. Second operand 521 states. [2020-07-17 21:23:00,782 INFO L74 IsIncluded]: Start isIncluded. First operand 591 states. Second operand 521 states. [2020-07-17 21:23:00,782 INFO L87 Difference]: Start difference. First operand 591 states. Second operand 521 states. [2020-07-17 21:23:00,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:00,815 INFO L93 Difference]: Finished difference Result 591 states and 768 transitions. [2020-07-17 21:23:00,815 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 768 transitions. [2020-07-17 21:23:00,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:00,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:00,819 INFO L74 IsIncluded]: Start isIncluded. First operand 521 states. Second operand 591 states. [2020-07-17 21:23:00,819 INFO L87 Difference]: Start difference. First operand 521 states. Second operand 591 states. [2020-07-17 21:23:00,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:00,856 INFO L93 Difference]: Finished difference Result 591 states and 768 transitions. [2020-07-17 21:23:00,856 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 768 transitions. [2020-07-17 21:23:00,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:00,860 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:00,860 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:00,860 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2020-07-17 21:23:00,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 649 transitions. [2020-07-17 21:23:00,894 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 649 transitions. Word has length 63 [2020-07-17 21:23:00,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:00,894 INFO L479 AbstractCegarLoop]: Abstraction has 521 states and 649 transitions. [2020-07-17 21:23:00,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:23:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 649 transitions. [2020-07-17 21:23:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:23:00,897 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:00,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:00,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:23:00,897 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:00,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:00,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1401738146, now seen corresponding path program 1 times [2020-07-17 21:23:00,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:00,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372802478] [2020-07-17 21:23:00,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,214 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,309 INFO L280 TraceCheckUtils]: 0: Hoare triple {6932#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume true; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#(= 0 ~pumpRunning~0)} {6901#true} #530#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,323 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,325 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #430#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,329 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,330 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #432#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,333 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {6901#true} is VALID [2020-07-17 21:23:01,333 INFO L280 TraceCheckUtils]: 1: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,334 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #434#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,339 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,340 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #436#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {6933#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,359 INFO L280 TraceCheckUtils]: 2: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume true; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,359 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6906#(= 0 ~pumpRunning~0)} {6906#(= 0 ~pumpRunning~0)} #488#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,375 INFO L280 TraceCheckUtils]: 0: Hoare triple {6934#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6901#true} is VALID [2020-07-17 21:23:01,375 INFO L280 TraceCheckUtils]: 1: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,375 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6901#true} {6902#false} #494#return; {6902#false} is VALID [2020-07-17 21:23:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,379 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {6901#true} is VALID [2020-07-17 21:23:01,379 INFO L280 TraceCheckUtils]: 1: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,380 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6901#true} {6902#false} #522#return; {6902#false} is VALID [2020-07-17 21:23:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,382 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {6901#true} is VALID [2020-07-17 21:23:01,382 INFO L280 TraceCheckUtils]: 1: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,382 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6901#true} {6902#false} #524#return; {6902#false} is VALID [2020-07-17 21:23:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {6901#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {6901#true} is VALID [2020-07-17 21:23:01,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,385 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6901#true} {6902#false} #526#return; {6902#false} is VALID [2020-07-17 21:23:01,389 INFO L263 TraceCheckUtils]: 0: Hoare triple {6901#true} call ULTIMATE.init(); {6932#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:23:01,395 INFO L280 TraceCheckUtils]: 1: Hoare triple {6932#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,396 INFO L280 TraceCheckUtils]: 2: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume true; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,396 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6906#(= 0 ~pumpRunning~0)} {6901#true} #530#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,397 INFO L263 TraceCheckUtils]: 4: Hoare triple {6906#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,398 INFO L280 TraceCheckUtils]: 5: Hoare triple {6906#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~3;havoc ~tmp~5; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,398 INFO L263 TraceCheckUtils]: 6: Hoare triple {6906#(= 0 ~pumpRunning~0)} call select_helpers(); {6901#true} is VALID [2020-07-17 21:23:01,398 INFO L280 TraceCheckUtils]: 7: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,399 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #430#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,399 INFO L263 TraceCheckUtils]: 9: Hoare triple {6906#(= 0 ~pumpRunning~0)} call select_features(); {6901#true} is VALID [2020-07-17 21:23:01,399 INFO L280 TraceCheckUtils]: 10: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,400 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #432#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,400 INFO L263 TraceCheckUtils]: 12: Hoare triple {6906#(= 0 ~pumpRunning~0)} call #t~ret27 := valid_product(); {6901#true} is VALID [2020-07-17 21:23:01,400 INFO L280 TraceCheckUtils]: 13: Hoare triple {6901#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {6901#true} is VALID [2020-07-17 21:23:01,400 INFO L280 TraceCheckUtils]: 14: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,401 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #434#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,401 INFO L280 TraceCheckUtils]: 16: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp~5 := #t~ret27;havoc #t~ret27; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,402 INFO L280 TraceCheckUtils]: 17: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~5; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,402 INFO L263 TraceCheckUtils]: 18: Hoare triple {6906#(= 0 ~pumpRunning~0)} call setup(); {6901#true} is VALID [2020-07-17 21:23:01,402 INFO L280 TraceCheckUtils]: 19: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,403 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6901#true} {6906#(= 0 ~pumpRunning~0)} #436#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,403 INFO L263 TraceCheckUtils]: 21: Hoare triple {6906#(= 0 ~pumpRunning~0)} call runTest(); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,404 INFO L263 TraceCheckUtils]: 22: Hoare triple {6906#(= 0 ~pumpRunning~0)} call test(); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,405 INFO L280 TraceCheckUtils]: 23: Hoare triple {6906#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,405 INFO L280 TraceCheckUtils]: 24: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume !false; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,406 INFO L280 TraceCheckUtils]: 25: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,406 INFO L280 TraceCheckUtils]: 26: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp~3 := #t~nondet20;havoc #t~nondet20; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,407 INFO L280 TraceCheckUtils]: 27: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,408 INFO L280 TraceCheckUtils]: 28: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___0~1 := #t~nondet21;havoc #t~nondet21; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,408 INFO L280 TraceCheckUtils]: 29: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,409 INFO L280 TraceCheckUtils]: 30: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet22 && #t~nondet22 <= 2147483647;~tmp___2~0 := #t~nondet22;havoc #t~nondet22; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,410 INFO L280 TraceCheckUtils]: 31: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet23 && #t~nondet23 <= 2147483647;~tmp___1~0 := #t~nondet23;havoc #t~nondet23; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,410 INFO L280 TraceCheckUtils]: 32: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,411 INFO L263 TraceCheckUtils]: 33: Hoare triple {6906#(= 0 ~pumpRunning~0)} call stopSystem(); {6933#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:23:01,412 INFO L280 TraceCheckUtils]: 34: Hoare triple {6933#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,413 INFO L280 TraceCheckUtils]: 35: Hoare triple {6906#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,414 INFO L280 TraceCheckUtils]: 36: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume true; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,415 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6906#(= 0 ~pumpRunning~0)} {6906#(= 0 ~pumpRunning~0)} #488#return; {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,415 INFO L263 TraceCheckUtils]: 38: Hoare triple {6906#(= 0 ~pumpRunning~0)} call timeShift(); {6906#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:01,416 INFO L280 TraceCheckUtils]: 39: Hoare triple {6906#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6902#false} is VALID [2020-07-17 21:23:01,416 INFO L263 TraceCheckUtils]: 40: Hoare triple {6902#false} call lowerWaterLevel(); {6934#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:23:01,417 INFO L280 TraceCheckUtils]: 41: Hoare triple {6934#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6901#true} is VALID [2020-07-17 21:23:01,417 INFO L280 TraceCheckUtils]: 42: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,418 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6901#true} {6902#false} #494#return; {6902#false} is VALID [2020-07-17 21:23:01,418 INFO L280 TraceCheckUtils]: 44: Hoare triple {6902#false} assume !(0 != ~systemActive~0); {6902#false} is VALID [2020-07-17 21:23:01,418 INFO L263 TraceCheckUtils]: 45: Hoare triple {6902#false} call __utac_acc__Specification3_spec__1(); {6902#false} is VALID [2020-07-17 21:23:01,418 INFO L280 TraceCheckUtils]: 46: Hoare triple {6902#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {6902#false} is VALID [2020-07-17 21:23:01,418 INFO L263 TraceCheckUtils]: 47: Hoare triple {6902#false} call #t~ret24 := isMethaneLevelCritical(); {6901#true} is VALID [2020-07-17 21:23:01,419 INFO L280 TraceCheckUtils]: 48: Hoare triple {6901#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~methaneLevelCritical~0;#res := ~retValue_acc~7; {6901#true} is VALID [2020-07-17 21:23:01,419 INFO L280 TraceCheckUtils]: 49: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,419 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6901#true} {6902#false} #522#return; {6902#false} is VALID [2020-07-17 21:23:01,421 INFO L280 TraceCheckUtils]: 51: Hoare triple {6902#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {6902#false} is VALID [2020-07-17 21:23:01,422 INFO L280 TraceCheckUtils]: 52: Hoare triple {6902#false} assume !(0 != ~tmp~4); {6902#false} is VALID [2020-07-17 21:23:01,422 INFO L263 TraceCheckUtils]: 53: Hoare triple {6902#false} call #t~ret25 := getWaterLevel(); {6901#true} is VALID [2020-07-17 21:23:01,422 INFO L280 TraceCheckUtils]: 54: Hoare triple {6901#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~waterLevel~0;#res := ~retValue_acc~8; {6901#true} is VALID [2020-07-17 21:23:01,422 INFO L280 TraceCheckUtils]: 55: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,422 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6901#true} {6902#false} #524#return; {6902#false} is VALID [2020-07-17 21:23:01,423 INFO L280 TraceCheckUtils]: 57: Hoare triple {6902#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {6902#false} is VALID [2020-07-17 21:23:01,423 INFO L280 TraceCheckUtils]: 58: Hoare triple {6902#false} assume 2 == ~tmp___0~2; {6902#false} is VALID [2020-07-17 21:23:01,423 INFO L263 TraceCheckUtils]: 59: Hoare triple {6902#false} call #t~ret26 := isPumpRunning(); {6901#true} is VALID [2020-07-17 21:23:01,423 INFO L280 TraceCheckUtils]: 60: Hoare triple {6901#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {6901#true} is VALID [2020-07-17 21:23:01,423 INFO L280 TraceCheckUtils]: 61: Hoare triple {6901#true} assume true; {6901#true} is VALID [2020-07-17 21:23:01,424 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6901#true} {6902#false} #526#return; {6902#false} is VALID [2020-07-17 21:23:01,424 INFO L280 TraceCheckUtils]: 63: Hoare triple {6902#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {6902#false} is VALID [2020-07-17 21:23:01,424 INFO L280 TraceCheckUtils]: 64: Hoare triple {6902#false} assume !(0 != ~tmp___1~1); {6902#false} is VALID [2020-07-17 21:23:01,427 INFO L263 TraceCheckUtils]: 65: Hoare triple {6902#false} call __automaton_fail(); {6902#false} is VALID [2020-07-17 21:23:01,428 INFO L280 TraceCheckUtils]: 66: Hoare triple {6902#false} assume !false; {6902#false} is VALID [2020-07-17 21:23:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:01,440 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372802478] [2020-07-17 21:23:01,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:01,441 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:23:01,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673147917] [2020-07-17 21:23:01,443 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:23:01,443 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:01,443 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:23:01,526 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:01,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:23:01,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:01,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:23:01,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:23:01,527 INFO L87 Difference]: Start difference. First operand 521 states and 649 transitions. Second operand 6 states. [2020-07-17 21:23:02,259 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:09,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:09,321 INFO L93 Difference]: Finished difference Result 890 states and 1163 transitions. [2020-07-17 21:23:09,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:23:09,322 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:23:09,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:23:09,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 337 transitions. [2020-07-17 21:23:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:23:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 337 transitions. [2020-07-17 21:23:09,343 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 337 transitions. [2020-07-17 21:23:10,172 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 337 edges. 337 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:10,188 INFO L225 Difference]: With dead ends: 890 [2020-07-17 21:23:10,188 INFO L226 Difference]: Without dead ends: 393 [2020-07-17 21:23:10,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:23:10,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2020-07-17 21:23:13,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 343. [2020-07-17 21:23:13,674 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:13,675 INFO L82 GeneralOperation]: Start isEquivalent. First operand 393 states. Second operand 343 states. [2020-07-17 21:23:13,675 INFO L74 IsIncluded]: Start isIncluded. First operand 393 states. Second operand 343 states. [2020-07-17 21:23:13,675 INFO L87 Difference]: Start difference. First operand 393 states. Second operand 343 states. [2020-07-17 21:23:13,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:13,691 INFO L93 Difference]: Finished difference Result 393 states and 476 transitions. [2020-07-17 21:23:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 476 transitions. [2020-07-17 21:23:13,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:13,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:13,693 INFO L74 IsIncluded]: Start isIncluded. First operand 343 states. Second operand 393 states. [2020-07-17 21:23:13,693 INFO L87 Difference]: Start difference. First operand 343 states. Second operand 393 states. [2020-07-17 21:23:13,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:13,709 INFO L93 Difference]: Finished difference Result 393 states and 476 transitions. [2020-07-17 21:23:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 476 transitions. [2020-07-17 21:23:13,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:13,711 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:13,711 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:13,711 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2020-07-17 21:23:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 394 transitions. [2020-07-17 21:23:13,724 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 394 transitions. Word has length 67 [2020-07-17 21:23:13,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:13,725 INFO L479 AbstractCegarLoop]: Abstraction has 343 states and 394 transitions. [2020-07-17 21:23:13,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:23:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 394 transitions. [2020-07-17 21:23:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:23:13,726 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:13,727 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:13,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:23:13,727 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:13,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:13,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1293290686, now seen corresponding path program 1 times [2020-07-17 21:23:13,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:13,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241604187] [2020-07-17 21:23:13,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:23:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:23:13,915 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:23:13,915 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:23:13,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:23:14,056 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:23:14,056 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:23:14,057 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:23:14,058 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:23:14,059 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:23:14,060 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:23:14,061 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: L545-2 has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:23:14,062 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L602-2 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L450 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L450 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-17 21:23:14,063 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:23:14,064 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:23:14,065 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:23:14,066 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L864-1 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-17 21:23:14,067 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L840-1 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L852-1 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:23:14,068 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L450-1 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L450-1 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:23:14,069 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L226-1 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L190-2 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L801-1 has no Hoare annotation [2020-07-17 21:23:14,070 WARN L170 areAnnotationChecker]: L168-1 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:23:14,071 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L755-1 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: L889-2 has no Hoare annotation [2020-07-17 21:23:14,072 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L342-1 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: L376-1 has no Hoare annotation [2020-07-17 21:23:14,073 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: L456-1 has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: L456-1 has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:23:14,074 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L115 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L115 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:23:14,075 WARN L170 areAnnotationChecker]: L407 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L407 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L352-1 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L454-1 has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:23:14,076 WARN L170 areAnnotationChecker]: L141-1 has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: L277 has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:23:14,077 WARN L170 areAnnotationChecker]: L621-1 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L295-1 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L348-1 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L380-2 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L380-2 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L380-2 has no Hoare annotation [2020-07-17 21:23:14,078 WARN L170 areAnnotationChecker]: L313-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L313-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L285-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L350-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L102-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L551-1 has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:23:14,079 WARN L170 areAnnotationChecker]: L608-1 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L228-2 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: L202-2 has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:23:14,080 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L687-2 has no Hoare annotation [2020-07-17 21:23:14,081 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-17 21:23:14,082 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: L348 has no Hoare annotation [2020-07-17 21:23:14,083 WARN L170 areAnnotationChecker]: L348 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L381 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L703-1 has no Hoare annotation [2020-07-17 21:23:14,084 WARN L170 areAnnotationChecker]: L719-1 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L621 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L621 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L456 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L456 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L409 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L409 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:23:14,085 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L287 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L287 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L708 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:23:14,086 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L213-1 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-17 21:23:14,087 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-17 21:23:14,088 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L719 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L719 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L418 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L418 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:23:14,089 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L414 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L414 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L384-1 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L384-1 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L703 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: L703 has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,090 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,091 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,091 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,091 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:14,091 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 21:23:14,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:23:14 BoogieIcfgContainer [2020-07-17 21:23:14,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:23:14,096 INFO L168 Benchmark]: Toolchain (without parser) took 83879.61 ms. Allocated memory was 141.6 MB in the beginning and 837.3 MB in the end (delta: 695.7 MB). Free memory was 98.7 MB in the beginning and 216.8 MB in the end (delta: -118.1 MB). Peak memory consumption was 577.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,097 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 141.6 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.75 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 98.3 MB in the beginning and 167.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,098 INFO L168 Benchmark]: Boogie Preprocessor took 132.88 ms. Allocated memory is still 199.8 MB. Free memory was 166.8 MB in the beginning and 161.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,099 INFO L168 Benchmark]: RCFGBuilder took 1764.24 ms. Allocated memory was 199.8 MB in the beginning and 225.4 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 89.9 MB in the end (delta: 71.7 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,100 INFO L168 Benchmark]: TraceAbstraction took 81187.05 ms. Allocated memory was 225.4 MB in the beginning and 837.3 MB in the end (delta: 611.8 MB). Free memory was 88.4 MB in the beginning and 216.8 MB in the end (delta: -128.4 MB). Peak memory consumption was 483.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:14,103 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 0.55 ms. Allocated memory is still 141.6 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.75 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 98.3 MB in the beginning and 167.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.88 ms. Allocated memory is still 199.8 MB. Free memory was 166.8 MB in the beginning and 161.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1764.24 ms. Allocated memory was 199.8 MB in the beginning and 225.4 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 89.9 MB in the end (delta: 71.7 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 81187.05 ms. Allocated memory was 225.4 MB in the beginning and 837.3 MB in the end (delta: 611.8 MB). Free memory was 88.4 MB in the beginning and 216.8 MB in the end (delta: -128.4 MB). Peak memory consumption was 483.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L60] int pumpRunning = 0; [L61] int systemActive = 1; [L369] int cleanupTimeShifts = 4; [L637] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=173, \old(head)=166, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=144, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L445] int retValue_acc ; [L446] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L450] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L451] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L452] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L949] int retValue_acc ; [L952] retValue_acc = 1 [L953] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L452] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L452] tmp = valid_product() [L454] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L456] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L457] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L436] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L266] int splverifierCounter ; [L267] int tmp ; [L268] int tmp___0 ; [L269] int tmp___1 ; [L270] int tmp___2 ; [L273] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L275] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L277] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L283] tmp = __VERIFIER_nondet_int() [L285] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L287] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L852] COND TRUE waterLevel < 2 [L853] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L287] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L293] tmp___0 = __VERIFIER_nondet_int() [L295] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L303] tmp___2 = __VERIFIER_nondet_int() [L305] COND FALSE !(\read(tmp___2)) [L311] tmp___1 = __VERIFIER_nondet_int() [L313] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=-2, tmp___2=0, waterLevel=2] [L315] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L242] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L249] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=-1, tmp___0=0, tmp___1=-2, tmp___2=0, waterLevel=2] [L322] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L68] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L75] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L83] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L342] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L342] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L342] tmp = isMethaneLevelCritical() [L344] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L348] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L348] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L348] tmp___0 = getWaterLevel() [L350] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L352] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L175] int retValue_acc ; [L178] retValue_acc = pumpRunning [L179] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L352] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L352] tmp___1 = isPumpRunning() [L354] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L358] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 80.9s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 61.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 592 SDtfs, 970 SDslu, 411 SDs, 0 SdLazy, 2124 SolverSat, 651 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=521occurred 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: 15.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 248 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 288 ConstructedInterpolants, 0 QuantifiedInterpolants, 82716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...