/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_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:57:16,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:57:16,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:57:16,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:57:16,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:57:16,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:57:16,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:57:16,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:57:16,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:57:16,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:57:16,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:57:16,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:57:16,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:57:16,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:57:16,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:57:16,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:57:16,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:57:16,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:57:16,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:57:16,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:57:16,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:57:16,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:57:16,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:57:16,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:57:16,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:57:16,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:57:16,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:57:16,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:57:16,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:57:16,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:57:16,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:57:16,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:57:16,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:57:16,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:57:16,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:57:16,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:57:16,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:57:16,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:57:16,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:57:16,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:57:16,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:57:16,254 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 [2020-07-10 13:57:16,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:57:16,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:57:16,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:57:16,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:57:16,269 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:57:16,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:57:16,270 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:57:16,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:57:16,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:57:16,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:57:16,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:57:16,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:57:16,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:57:16,271 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:57:16,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:57:16,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:57:16,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:57:16,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:57:16,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:57:16,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:57:16,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:57:16,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:57:16,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:57:16,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:57:16,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:57:16,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:57:16,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:57:16,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:57:16,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:57:16,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:57:16,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:57:16,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:57:16,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:57:16,570 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:57:16,571 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:57:16,571 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product16.cil.c [2020-07-10 13:57:16,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a548d010/181e874fb44242898b3ff96a872532a6/FLAGec9fa8c76 [2020-07-10 13:57:17,147 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:57:17,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product16.cil.c [2020-07-10 13:57:17,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a548d010/181e874fb44242898b3ff96a872532a6/FLAGec9fa8c76 [2020-07-10 13:57:17,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a548d010/181e874fb44242898b3ff96a872532a6 [2020-07-10 13:57:17,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:57:17,485 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:57:17,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:57:17,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:57:17,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:57:17,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:57:17" (1/1) ... [2020-07-10 13:57:17,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451ae331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:17, skipping insertion in model container [2020-07-10 13:57:17,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:57:17" (1/1) ... [2020-07-10 13:57:17,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:57:17,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:57:17,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:57:18,033 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:57:18,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:57:18,175 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:57:18,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18 WrapperNode [2020-07-10 13:57:18,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:57:18,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:57:18,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:57:18,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:57:18,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (1/1) ... [2020-07-10 13:57:18,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:57:18,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:57:18,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:57:18,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:57:18,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (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 [2020-07-10 13:57:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:57:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:57:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:57:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:57:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:57:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:57:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:57:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:57:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:57:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:57:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:57:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-10 13:57:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:57:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-10 13:57:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:57:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:57:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:57:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:57:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:57:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:57:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-10 13:57:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:57:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:57:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:57:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:57:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:57:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:57:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:57:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:57:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:57:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:57:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:57:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:57:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:57:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:57:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:57:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-10 13:57:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:57:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:57:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:57:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:57:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:57:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:57:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:57:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:57:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:57:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-10 13:57:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:57:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-10 13:57:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:57:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:57:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:57:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:57:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:57:20,066 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:57:20,066 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:57:20,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:57:20 BoogieIcfgContainer [2020-07-10 13:57:20,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:57:20,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:57:20,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:57:20,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:57:20,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:57:17" (1/3) ... [2020-07-10 13:57:20,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae86c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:57:20, skipping insertion in model container [2020-07-10 13:57:20,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:57:18" (2/3) ... [2020-07-10 13:57:20,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ae86c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:57:20, skipping insertion in model container [2020-07-10 13:57:20,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:57:20" (3/3) ... [2020-07-10 13:57:20,081 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product16.cil.c [2020-07-10 13:57:20,094 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:57:20,103 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:57:20,120 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:57:20,148 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:57:20,149 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:57:20,149 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:57:20,149 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:57:20,150 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:57:20,150 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:57:20,150 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:57:20,150 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:57:20,175 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-07-10 13:57:20,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:57:20,189 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:20,190 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] [2020-07-10 13:57:20,190 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:20,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:20,197 INFO L82 PathProgramCache]: Analyzing trace with hash -490913979, now seen corresponding path program 1 times [2020-07-10 13:57:20,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:20,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090028277] [2020-07-10 13:57:20,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:20,937 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-10 13:57:21,050 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,050 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-10 13:57:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,056 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,056 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #409#return; {169#true} is VALID [2020-07-10 13:57:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,060 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,061 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-10 13:57:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,065 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-10 13:57:21,066 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,066 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-10 13:57:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,070 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,071 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-10 13:57:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,077 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {169#true} is VALID [2020-07-10 13:57:21,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,077 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-10 13:57:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-10 13:57:21,085 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,085 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-10 13:57:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:21,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {169#true} is VALID [2020-07-10 13:57:21,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,090 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-10 13:57:21,097 INFO L263 TraceCheckUtils]: 0: Hoare triple {169#true} call ULTIMATE.init(); {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:57:21,097 INFO L280 TraceCheckUtils]: 1: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-10 13:57:21,098 INFO L280 TraceCheckUtils]: 2: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,098 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-10 13:57:21,099 INFO L263 TraceCheckUtils]: 4: Hoare triple {169#true} call #t~ret73 := main(); {169#true} is VALID [2020-07-10 13:57:21,099 INFO L280 TraceCheckUtils]: 5: Hoare triple {169#true} havoc ~retValue_acc~0;havoc ~tmp~0; {169#true} is VALID [2020-07-10 13:57:21,099 INFO L263 TraceCheckUtils]: 6: Hoare triple {169#true} call select_helpers(); {169#true} is VALID [2020-07-10 13:57:21,099 INFO L280 TraceCheckUtils]: 7: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,100 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {169#true} {169#true} #409#return; {169#true} is VALID [2020-07-10 13:57:21,100 INFO L263 TraceCheckUtils]: 9: Hoare triple {169#true} call select_features(); {169#true} is VALID [2020-07-10 13:57:21,100 INFO L280 TraceCheckUtils]: 10: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,101 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-10 13:57:21,101 INFO L263 TraceCheckUtils]: 12: Hoare triple {169#true} call #t~ret0 := valid_product(); {169#true} is VALID [2020-07-10 13:57:21,101 INFO L280 TraceCheckUtils]: 13: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-10 13:57:21,102 INFO L280 TraceCheckUtils]: 14: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,102 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-10 13:57:21,103 INFO L280 TraceCheckUtils]: 16: Hoare triple {169#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {169#true} is VALID [2020-07-10 13:57:21,103 INFO L280 TraceCheckUtils]: 17: Hoare triple {169#true} assume 0 != ~tmp~0; {169#true} is VALID [2020-07-10 13:57:21,103 INFO L263 TraceCheckUtils]: 18: Hoare triple {169#true} call setup(); {169#true} is VALID [2020-07-10 13:57:21,104 INFO L280 TraceCheckUtils]: 19: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,104 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-10 13:57:21,104 INFO L263 TraceCheckUtils]: 21: Hoare triple {169#true} call runTest(); {169#true} is VALID [2020-07-10 13:57:21,105 INFO L263 TraceCheckUtils]: 22: Hoare triple {169#true} call test(); {169#true} is VALID [2020-07-10 13:57:21,105 INFO L280 TraceCheckUtils]: 23: Hoare triple {169#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {169#true} is VALID [2020-07-10 13:57:21,106 INFO L280 TraceCheckUtils]: 24: Hoare triple {169#true} assume !true; {170#false} is VALID [2020-07-10 13:57:21,106 INFO L263 TraceCheckUtils]: 25: Hoare triple {170#false} call cleanup(); {170#false} is VALID [2020-07-10 13:57:21,107 INFO L280 TraceCheckUtils]: 26: Hoare triple {170#false} havoc ~i~0;havoc ~__cil_tmp2~0; {170#false} is VALID [2020-07-10 13:57:21,107 INFO L263 TraceCheckUtils]: 27: Hoare triple {170#false} call timeShift(); {170#false} is VALID [2020-07-10 13:57:21,108 INFO L280 TraceCheckUtils]: 28: Hoare triple {170#false} assume !(0 != ~pumpRunning~0); {170#false} is VALID [2020-07-10 13:57:21,108 INFO L280 TraceCheckUtils]: 29: Hoare triple {170#false} assume !(0 != ~systemActive~0); {170#false} is VALID [2020-07-10 13:57:21,108 INFO L263 TraceCheckUtils]: 30: Hoare triple {170#false} call __utac_acc__Specification3_spec__1(); {170#false} is VALID [2020-07-10 13:57:21,109 INFO L280 TraceCheckUtils]: 31: Hoare triple {170#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {170#false} is VALID [2020-07-10 13:57:21,109 INFO L263 TraceCheckUtils]: 32: Hoare triple {170#false} call #t~ret70 := isMethaneLevelCritical(); {169#true} is VALID [2020-07-10 13:57:21,109 INFO L280 TraceCheckUtils]: 33: Hoare triple {169#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {169#true} is VALID [2020-07-10 13:57:21,109 INFO L280 TraceCheckUtils]: 34: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,110 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-10 13:57:21,110 INFO L280 TraceCheckUtils]: 36: Hoare triple {170#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {170#false} is VALID [2020-07-10 13:57:21,110 INFO L280 TraceCheckUtils]: 37: Hoare triple {170#false} assume !(0 != ~tmp~7); {170#false} is VALID [2020-07-10 13:57:21,111 INFO L263 TraceCheckUtils]: 38: Hoare triple {170#false} call #t~ret71 := getWaterLevel(); {169#true} is VALID [2020-07-10 13:57:21,111 INFO L280 TraceCheckUtils]: 39: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-10 13:57:21,111 INFO L280 TraceCheckUtils]: 40: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,112 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-10 13:57:21,112 INFO L280 TraceCheckUtils]: 42: Hoare triple {170#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~1 := #t~ret71;havoc #t~ret71; {170#false} is VALID [2020-07-10 13:57:21,112 INFO L280 TraceCheckUtils]: 43: Hoare triple {170#false} assume 2 == ~tmp___0~1; {170#false} is VALID [2020-07-10 13:57:21,113 INFO L263 TraceCheckUtils]: 44: Hoare triple {170#false} call #t~ret72 := isPumpRunning(); {169#true} is VALID [2020-07-10 13:57:21,113 INFO L280 TraceCheckUtils]: 45: Hoare triple {169#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {169#true} is VALID [2020-07-10 13:57:21,113 INFO L280 TraceCheckUtils]: 46: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-10 13:57:21,114 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-10 13:57:21,114 INFO L280 TraceCheckUtils]: 48: Hoare triple {170#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {170#false} is VALID [2020-07-10 13:57:21,114 INFO L280 TraceCheckUtils]: 49: Hoare triple {170#false} assume !(0 != ~tmp___1~1); {170#false} is VALID [2020-07-10 13:57:21,115 INFO L263 TraceCheckUtils]: 50: Hoare triple {170#false} call __automaton_fail(); {170#false} is VALID [2020-07-10 13:57:21,115 INFO L280 TraceCheckUtils]: 51: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-10 13:57:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:57:21,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090028277] [2020-07-10 13:57:21,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:21,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:57:21,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157957731] [2020-07-10 13:57:21,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:57:21,137 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:21,142 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:57:21,231 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:21,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:57:21,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:21,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:57:21,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:57:21,243 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2020-07-10 13:57:25,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:25,539 INFO L93 Difference]: Finished difference Result 272 states and 360 transitions. [2020-07-10 13:57:25,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:57:25,539 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:57:25,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:57:25,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-10 13:57:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:57:25,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-10 13:57:25,598 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 360 transitions. [2020-07-10 13:57:26,865 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 360 edges. 360 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:26,888 INFO L225 Difference]: With dead ends: 272 [2020-07-10 13:57:26,888 INFO L226 Difference]: Without dead ends: 148 [2020-07-10 13:57:26,893 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 [2020-07-10 13:57:26,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-07-10 13:57:28,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 115. [2020-07-10 13:57:28,195 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:28,196 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand 115 states. [2020-07-10 13:57:28,197 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 115 states. [2020-07-10 13:57:28,197 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 115 states. [2020-07-10 13:57:28,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:28,213 INFO L93 Difference]: Finished difference Result 148 states and 188 transitions. [2020-07-10 13:57:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2020-07-10 13:57:28,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:28,216 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:28,217 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 148 states. [2020-07-10 13:57:28,217 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 148 states. [2020-07-10 13:57:28,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:28,229 INFO L93 Difference]: Finished difference Result 148 states and 188 transitions. [2020-07-10 13:57:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2020-07-10 13:57:28,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:28,232 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:28,232 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:28,233 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-10 13:57:28,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2020-07-10 13:57:28,241 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 52 [2020-07-10 13:57:28,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:28,242 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2020-07-10 13:57:28,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:57:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2020-07-10 13:57:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:57:28,245 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:28,245 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] [2020-07-10 13:57:28,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:57:28,246 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:28,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:28,246 INFO L82 PathProgramCache]: Analyzing trace with hash 30555541, now seen corresponding path program 1 times [2020-07-10 13:57:28,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:28,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891967942] [2020-07-10 13:57:28,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,614 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {1063#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1039#true} is VALID [2020-07-10 13:57:28,722 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,722 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1039#true} #503#return; {1039#true} is VALID [2020-07-10 13:57:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,729 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,729 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #409#return; {1039#true} is VALID [2020-07-10 13:57:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,734 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,734 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #411#return; {1039#true} is VALID [2020-07-10 13:57:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1039#true} is VALID [2020-07-10 13:57:28,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,743 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1039#true} #413#return; {1039#true} is VALID [2020-07-10 13:57:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,749 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #415#return; {1039#true} is VALID [2020-07-10 13:57:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1039#true} is VALID [2020-07-10 13:57:28,755 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,756 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #495#return; {1040#false} is VALID [2020-07-10 13:57:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1039#true} is VALID [2020-07-10 13:57:28,763 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,764 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #497#return; {1040#false} is VALID [2020-07-10 13:57:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:28,768 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {1039#true} is VALID [2020-07-10 13:57:28,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,769 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #499#return; {1040#false} is VALID [2020-07-10 13:57:28,776 INFO L263 TraceCheckUtils]: 0: Hoare triple {1039#true} call ULTIMATE.init(); {1063#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:57:28,777 INFO L280 TraceCheckUtils]: 1: Hoare triple {1063#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1039#true} is VALID [2020-07-10 13:57:28,778 INFO L280 TraceCheckUtils]: 2: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,778 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1039#true} {1039#true} #503#return; {1039#true} is VALID [2020-07-10 13:57:28,779 INFO L263 TraceCheckUtils]: 4: Hoare triple {1039#true} call #t~ret73 := main(); {1039#true} is VALID [2020-07-10 13:57:28,779 INFO L280 TraceCheckUtils]: 5: Hoare triple {1039#true} havoc ~retValue_acc~0;havoc ~tmp~0; {1039#true} is VALID [2020-07-10 13:57:28,780 INFO L263 TraceCheckUtils]: 6: Hoare triple {1039#true} call select_helpers(); {1039#true} is VALID [2020-07-10 13:57:28,780 INFO L280 TraceCheckUtils]: 7: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,780 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1039#true} {1039#true} #409#return; {1039#true} is VALID [2020-07-10 13:57:28,781 INFO L263 TraceCheckUtils]: 9: Hoare triple {1039#true} call select_features(); {1039#true} is VALID [2020-07-10 13:57:28,782 INFO L280 TraceCheckUtils]: 10: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,782 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1039#true} {1039#true} #411#return; {1039#true} is VALID [2020-07-10 13:57:28,782 INFO L263 TraceCheckUtils]: 12: Hoare triple {1039#true} call #t~ret0 := valid_product(); {1039#true} is VALID [2020-07-10 13:57:28,783 INFO L280 TraceCheckUtils]: 13: Hoare triple {1039#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1039#true} is VALID [2020-07-10 13:57:28,784 INFO L280 TraceCheckUtils]: 14: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,785 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1039#true} {1039#true} #413#return; {1039#true} is VALID [2020-07-10 13:57:28,785 INFO L280 TraceCheckUtils]: 16: Hoare triple {1039#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1039#true} is VALID [2020-07-10 13:57:28,785 INFO L280 TraceCheckUtils]: 17: Hoare triple {1039#true} assume 0 != ~tmp~0; {1039#true} is VALID [2020-07-10 13:57:28,785 INFO L263 TraceCheckUtils]: 18: Hoare triple {1039#true} call setup(); {1039#true} is VALID [2020-07-10 13:57:28,786 INFO L280 TraceCheckUtils]: 19: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,787 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1039#true} {1039#true} #415#return; {1039#true} is VALID [2020-07-10 13:57:28,787 INFO L263 TraceCheckUtils]: 21: Hoare triple {1039#true} call runTest(); {1039#true} is VALID [2020-07-10 13:57:28,787 INFO L263 TraceCheckUtils]: 22: Hoare triple {1039#true} call test(); {1039#true} is VALID [2020-07-10 13:57:28,788 INFO L280 TraceCheckUtils]: 23: Hoare triple {1039#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1053#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:57:28,789 INFO L280 TraceCheckUtils]: 24: Hoare triple {1053#(= 0 test_~splverifierCounter~0)} assume !false; {1053#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:57:28,790 INFO L280 TraceCheckUtils]: 25: Hoare triple {1053#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1040#false} is VALID [2020-07-10 13:57:28,790 INFO L263 TraceCheckUtils]: 26: Hoare triple {1040#false} call cleanup(); {1040#false} is VALID [2020-07-10 13:57:28,790 INFO L280 TraceCheckUtils]: 27: Hoare triple {1040#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1040#false} is VALID [2020-07-10 13:57:28,790 INFO L263 TraceCheckUtils]: 28: Hoare triple {1040#false} call timeShift(); {1040#false} is VALID [2020-07-10 13:57:28,791 INFO L280 TraceCheckUtils]: 29: Hoare triple {1040#false} assume !(0 != ~pumpRunning~0); {1040#false} is VALID [2020-07-10 13:57:28,791 INFO L280 TraceCheckUtils]: 30: Hoare triple {1040#false} assume !(0 != ~systemActive~0); {1040#false} is VALID [2020-07-10 13:57:28,793 INFO L263 TraceCheckUtils]: 31: Hoare triple {1040#false} call __utac_acc__Specification3_spec__1(); {1040#false} is VALID [2020-07-10 13:57:28,794 INFO L280 TraceCheckUtils]: 32: Hoare triple {1040#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {1040#false} is VALID [2020-07-10 13:57:28,794 INFO L263 TraceCheckUtils]: 33: Hoare triple {1040#false} call #t~ret70 := isMethaneLevelCritical(); {1039#true} is VALID [2020-07-10 13:57:28,794 INFO L280 TraceCheckUtils]: 34: Hoare triple {1039#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1039#true} is VALID [2020-07-10 13:57:28,795 INFO L280 TraceCheckUtils]: 35: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,795 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1039#true} {1040#false} #495#return; {1040#false} is VALID [2020-07-10 13:57:28,798 INFO L280 TraceCheckUtils]: 37: Hoare triple {1040#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1040#false} is VALID [2020-07-10 13:57:28,799 INFO L280 TraceCheckUtils]: 38: Hoare triple {1040#false} assume !(0 != ~tmp~7); {1040#false} is VALID [2020-07-10 13:57:28,799 INFO L263 TraceCheckUtils]: 39: Hoare triple {1040#false} call #t~ret71 := getWaterLevel(); {1039#true} is VALID [2020-07-10 13:57:28,800 INFO L280 TraceCheckUtils]: 40: Hoare triple {1039#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1039#true} is VALID [2020-07-10 13:57:28,800 INFO L280 TraceCheckUtils]: 41: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,800 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1039#true} {1040#false} #497#return; {1040#false} is VALID [2020-07-10 13:57:28,801 INFO L280 TraceCheckUtils]: 43: Hoare triple {1040#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~1 := #t~ret71;havoc #t~ret71; {1040#false} is VALID [2020-07-10 13:57:28,804 INFO L280 TraceCheckUtils]: 44: Hoare triple {1040#false} assume 2 == ~tmp___0~1; {1040#false} is VALID [2020-07-10 13:57:28,805 INFO L263 TraceCheckUtils]: 45: Hoare triple {1040#false} call #t~ret72 := isPumpRunning(); {1039#true} is VALID [2020-07-10 13:57:28,805 INFO L280 TraceCheckUtils]: 46: Hoare triple {1039#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {1039#true} is VALID [2020-07-10 13:57:28,806 INFO L280 TraceCheckUtils]: 47: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-10 13:57:28,806 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1039#true} {1040#false} #499#return; {1040#false} is VALID [2020-07-10 13:57:28,806 INFO L280 TraceCheckUtils]: 49: Hoare triple {1040#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1040#false} is VALID [2020-07-10 13:57:28,807 INFO L280 TraceCheckUtils]: 50: Hoare triple {1040#false} assume !(0 != ~tmp___1~1); {1040#false} is VALID [2020-07-10 13:57:28,810 INFO L263 TraceCheckUtils]: 51: Hoare triple {1040#false} call __automaton_fail(); {1040#false} is VALID [2020-07-10 13:57:28,811 INFO L280 TraceCheckUtils]: 52: Hoare triple {1040#false} assume !false; {1040#false} is VALID [2020-07-10 13:57:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:57:28,833 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891967942] [2020-07-10 13:57:28,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:28,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:57:28,834 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748781708] [2020-07-10 13:57:28,838 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:57:28,842 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:28,842 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:57:28,944 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:28,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:57:28,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:28,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:57:28,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:57:28,946 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 4 states. [2020-07-10 13:57:30,332 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:57:33,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:33,414 INFO L93 Difference]: Finished difference Result 195 states and 239 transitions. [2020-07-10 13:57:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:57:33,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:57:33,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:57:33,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 239 transitions. [2020-07-10 13:57:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:57:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 239 transitions. [2020-07-10 13:57:33,434 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 239 transitions. [2020-07-10 13:57:34,267 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 239 edges. 239 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:34,273 INFO L225 Difference]: With dead ends: 195 [2020-07-10 13:57:34,273 INFO L226 Difference]: Without dead ends: 132 [2020-07-10 13:57:34,275 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 [2020-07-10 13:57:34,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-10 13:57:35,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 106. [2020-07-10 13:57:35,457 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:35,458 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 106 states. [2020-07-10 13:57:35,458 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 106 states. [2020-07-10 13:57:35,458 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 106 states. [2020-07-10 13:57:35,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:35,467 INFO L93 Difference]: Finished difference Result 132 states and 164 transitions. [2020-07-10 13:57:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2020-07-10 13:57:35,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:35,469 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:35,469 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 132 states. [2020-07-10 13:57:35,469 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 132 states. [2020-07-10 13:57:35,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:35,477 INFO L93 Difference]: Finished difference Result 132 states and 164 transitions. [2020-07-10 13:57:35,477 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2020-07-10 13:57:35,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:35,478 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:35,478 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:35,479 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-10 13:57:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2020-07-10 13:57:35,484 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 53 [2020-07-10 13:57:35,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:35,484 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2020-07-10 13:57:35,484 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:57:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2020-07-10 13:57:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-10 13:57:35,486 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:35,486 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] [2020-07-10 13:57:35,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:57:35,487 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:35,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:35,487 INFO L82 PathProgramCache]: Analyzing trace with hash -150591273, now seen corresponding path program 1 times [2020-07-10 13:57:35,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:35,488 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373231071] [2020-07-10 13:57:35,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,890 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,962 INFO L280 TraceCheckUtils]: 0: Hoare triple {1794#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:35,963 INFO L280 TraceCheckUtils]: 1: Hoare triple {1772#(= 1 ~systemActive~0)} assume true; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:35,964 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1772#(= 1 ~systemActive~0)} {1767#true} #503#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:35,968 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #409#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,971 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:35,972 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #411#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,992 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:57:35,993 INFO L280 TraceCheckUtils]: 1: Hoare triple {1795#(= 1 |valid_product_#res|)} assume true; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:57:35,994 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1795#(= 1 |valid_product_#res|)} {1772#(= 1 ~systemActive~0)} #413#return; {1780#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-10 13:57:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:35,998 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:35,998 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1782#(not (= 0 ~systemActive~0))} #415#return; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:36,002 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1767#true} is VALID [2020-07-10 13:57:36,002 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,002 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #495#return; {1768#false} is VALID [2020-07-10 13:57:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:36,006 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1767#true} is VALID [2020-07-10 13:57:36,006 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,006 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #497#return; {1768#false} is VALID [2020-07-10 13:57:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:36,009 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {1767#true} is VALID [2020-07-10 13:57:36,009 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,010 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #499#return; {1768#false} is VALID [2020-07-10 13:57:36,014 INFO L263 TraceCheckUtils]: 0: Hoare triple {1767#true} call ULTIMATE.init(); {1794#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:57:36,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {1794#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,022 INFO L280 TraceCheckUtils]: 2: Hoare triple {1772#(= 1 ~systemActive~0)} assume true; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,023 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1772#(= 1 ~systemActive~0)} {1767#true} #503#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,023 INFO L263 TraceCheckUtils]: 4: Hoare triple {1772#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,024 INFO L280 TraceCheckUtils]: 5: Hoare triple {1772#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,024 INFO L263 TraceCheckUtils]: 6: Hoare triple {1772#(= 1 ~systemActive~0)} call select_helpers(); {1767#true} is VALID [2020-07-10 13:57:36,024 INFO L280 TraceCheckUtils]: 7: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,025 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #409#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,025 INFO L263 TraceCheckUtils]: 9: Hoare triple {1772#(= 1 ~systemActive~0)} call select_features(); {1767#true} is VALID [2020-07-10 13:57:36,026 INFO L280 TraceCheckUtils]: 10: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,026 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #411#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:57:36,026 INFO L263 TraceCheckUtils]: 12: Hoare triple {1772#(= 1 ~systemActive~0)} call #t~ret0 := valid_product(); {1767#true} is VALID [2020-07-10 13:57:36,027 INFO L280 TraceCheckUtils]: 13: Hoare triple {1767#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:57:36,028 INFO L280 TraceCheckUtils]: 14: Hoare triple {1795#(= 1 |valid_product_#res|)} assume true; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:57:36,029 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1795#(= 1 |valid_product_#res|)} {1772#(= 1 ~systemActive~0)} #413#return; {1780#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-10 13:57:36,029 INFO L280 TraceCheckUtils]: 16: Hoare triple {1780#(= |main_#t~ret0| ~systemActive~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1781#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-10 13:57:36,030 INFO L280 TraceCheckUtils]: 17: Hoare triple {1781#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,030 INFO L263 TraceCheckUtils]: 18: Hoare triple {1782#(not (= 0 ~systemActive~0))} call setup(); {1767#true} is VALID [2020-07-10 13:57:36,031 INFO L280 TraceCheckUtils]: 19: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,031 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1767#true} {1782#(not (= 0 ~systemActive~0))} #415#return; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,032 INFO L263 TraceCheckUtils]: 21: Hoare triple {1782#(not (= 0 ~systemActive~0))} call runTest(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,033 INFO L263 TraceCheckUtils]: 22: Hoare triple {1782#(not (= 0 ~systemActive~0))} call test(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,033 INFO L280 TraceCheckUtils]: 23: Hoare triple {1782#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,034 INFO L280 TraceCheckUtils]: 24: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !false; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,034 INFO L280 TraceCheckUtils]: 25: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,035 INFO L280 TraceCheckUtils]: 26: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp~4 := #t~nondet36;havoc #t~nondet36; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,036 INFO L280 TraceCheckUtils]: 27: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,036 INFO L280 TraceCheckUtils]: 28: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~tmp___0~0 := #t~nondet37;havoc #t~nondet37; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,037 INFO L280 TraceCheckUtils]: 29: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,037 INFO L280 TraceCheckUtils]: 30: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~tmp___2~0 := #t~nondet38;havoc #t~nondet38; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,038 INFO L280 TraceCheckUtils]: 31: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet39 && #t~nondet39 <= 2147483647;~tmp___1~0 := #t~nondet39;havoc #t~nondet39; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,039 INFO L280 TraceCheckUtils]: 32: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,039 INFO L263 TraceCheckUtils]: 33: Hoare triple {1782#(not (= 0 ~systemActive~0))} call timeShift(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,040 INFO L280 TraceCheckUtils]: 34: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:57:36,040 INFO L280 TraceCheckUtils]: 35: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1768#false} is VALID [2020-07-10 13:57:36,041 INFO L263 TraceCheckUtils]: 36: Hoare triple {1768#false} call __utac_acc__Specification3_spec__1(); {1768#false} is VALID [2020-07-10 13:57:36,041 INFO L280 TraceCheckUtils]: 37: Hoare triple {1768#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {1768#false} is VALID [2020-07-10 13:57:36,041 INFO L263 TraceCheckUtils]: 38: Hoare triple {1768#false} call #t~ret70 := isMethaneLevelCritical(); {1767#true} is VALID [2020-07-10 13:57:36,041 INFO L280 TraceCheckUtils]: 39: Hoare triple {1767#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1767#true} is VALID [2020-07-10 13:57:36,042 INFO L280 TraceCheckUtils]: 40: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,042 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1767#true} {1768#false} #495#return; {1768#false} is VALID [2020-07-10 13:57:36,042 INFO L280 TraceCheckUtils]: 42: Hoare triple {1768#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1768#false} is VALID [2020-07-10 13:57:36,042 INFO L280 TraceCheckUtils]: 43: Hoare triple {1768#false} assume !(0 != ~tmp~7); {1768#false} is VALID [2020-07-10 13:57:36,043 INFO L263 TraceCheckUtils]: 44: Hoare triple {1768#false} call #t~ret71 := getWaterLevel(); {1767#true} is VALID [2020-07-10 13:57:36,043 INFO L280 TraceCheckUtils]: 45: Hoare triple {1767#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1767#true} is VALID [2020-07-10 13:57:36,043 INFO L280 TraceCheckUtils]: 46: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,043 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1767#true} {1768#false} #497#return; {1768#false} is VALID [2020-07-10 13:57:36,044 INFO L280 TraceCheckUtils]: 48: Hoare triple {1768#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~1 := #t~ret71;havoc #t~ret71; {1768#false} is VALID [2020-07-10 13:57:36,044 INFO L280 TraceCheckUtils]: 49: Hoare triple {1768#false} assume 2 == ~tmp___0~1; {1768#false} is VALID [2020-07-10 13:57:36,044 INFO L263 TraceCheckUtils]: 50: Hoare triple {1768#false} call #t~ret72 := isPumpRunning(); {1767#true} is VALID [2020-07-10 13:57:36,044 INFO L280 TraceCheckUtils]: 51: Hoare triple {1767#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {1767#true} is VALID [2020-07-10 13:57:36,044 INFO L280 TraceCheckUtils]: 52: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-10 13:57:36,045 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1767#true} {1768#false} #499#return; {1768#false} is VALID [2020-07-10 13:57:36,045 INFO L280 TraceCheckUtils]: 54: Hoare triple {1768#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1768#false} is VALID [2020-07-10 13:57:36,045 INFO L280 TraceCheckUtils]: 55: Hoare triple {1768#false} assume !(0 != ~tmp___1~1); {1768#false} is VALID [2020-07-10 13:57:36,045 INFO L263 TraceCheckUtils]: 56: Hoare triple {1768#false} call __automaton_fail(); {1768#false} is VALID [2020-07-10 13:57:36,046 INFO L280 TraceCheckUtils]: 57: Hoare triple {1768#false} assume !false; {1768#false} is VALID [2020-07-10 13:57:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:57:36,057 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373231071] [2020-07-10 13:57:36,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:36,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:57:36,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907449169] [2020-07-10 13:57:36,059 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 13:57:36,059 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:36,059 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:57:36,134 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:36,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:57:36,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:36,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:57:36,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:57:36,135 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 8 states. [2020-07-10 13:57:36,904 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:57:37,818 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:38,253 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:38,572 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:57:42,468 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:57:51,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:51,493 INFO L93 Difference]: Finished difference Result 375 states and 467 transitions. [2020-07-10 13:57:51,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:57:51,493 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 13:57:51,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:57:51,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:57:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 467 transitions. [2020-07-10 13:57:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:57:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 467 transitions. [2020-07-10 13:57:51,515 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 467 transitions. [2020-07-10 13:57:53,219 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 467 edges. 467 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:53,232 INFO L225 Difference]: With dead ends: 375 [2020-07-10 13:57:53,232 INFO L226 Difference]: Without dead ends: 293 [2020-07-10 13:57:53,233 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 [2020-07-10 13:57:53,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-07-10 13:57:55,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 232. [2020-07-10 13:57:55,721 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:57:55,721 INFO L82 GeneralOperation]: Start isEquivalent. First operand 293 states. Second operand 232 states. [2020-07-10 13:57:55,721 INFO L74 IsIncluded]: Start isIncluded. First operand 293 states. Second operand 232 states. [2020-07-10 13:57:55,721 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 232 states. [2020-07-10 13:57:55,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:55,737 INFO L93 Difference]: Finished difference Result 293 states and 361 transitions. [2020-07-10 13:57:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 361 transitions. [2020-07-10 13:57:55,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:55,739 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:55,740 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand 293 states. [2020-07-10 13:57:55,740 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 293 states. [2020-07-10 13:57:55,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:57:55,755 INFO L93 Difference]: Finished difference Result 293 states and 361 transitions. [2020-07-10 13:57:55,755 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 361 transitions. [2020-07-10 13:57:55,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:57:55,757 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:57:55,757 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:57:55,757 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:57:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-07-10 13:57:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 281 transitions. [2020-07-10 13:57:55,768 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 281 transitions. Word has length 58 [2020-07-10 13:57:55,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:57:55,768 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 281 transitions. [2020-07-10 13:57:55,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:57:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 281 transitions. [2020-07-10 13:57:55,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 13:57:55,770 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:57:55,771 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] [2020-07-10 13:57:55,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:57:55,771 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:57:55,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:57:55,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1860592830, now seen corresponding path program 1 times [2020-07-10 13:57:55,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:57:55,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732881468] [2020-07-10 13:57:55,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:57:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,133 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:57:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,229 INFO L280 TraceCheckUtils]: 0: Hoare triple {3286#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,230 INFO L280 TraceCheckUtils]: 1: Hoare triple {3261#(= 1 ~waterLevel~0)} assume true; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,230 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3261#(= 1 ~waterLevel~0)} {3256#true} #503#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,238 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,239 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #409#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,252 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #411#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,257 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3256#true} is VALID [2020-07-10 13:57:56,258 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,259 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #413#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,263 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #415#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {3287#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3256#true} is VALID [2020-07-10 13:57:56,286 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} ~systemActive~0 := 0; {3256#true} is VALID [2020-07-10 13:57:56,286 INFO L280 TraceCheckUtils]: 2: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,287 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #465#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3256#true} is VALID [2020-07-10 13:57:56,291 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,292 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #495#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,309 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:56,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:56,310 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} {3261#(= 1 ~waterLevel~0)} #497#return; {3281#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-10 13:57:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:57:56,313 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {3256#true} is VALID [2020-07-10 13:57:56,313 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,314 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3257#false} #499#return; {3257#false} is VALID [2020-07-10 13:57:56,318 INFO L263 TraceCheckUtils]: 0: Hoare triple {3256#true} call ULTIMATE.init(); {3286#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:57:56,323 INFO L280 TraceCheckUtils]: 1: Hoare triple {3286#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,325 INFO L280 TraceCheckUtils]: 2: Hoare triple {3261#(= 1 ~waterLevel~0)} assume true; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,327 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3261#(= 1 ~waterLevel~0)} {3256#true} #503#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,330 INFO L263 TraceCheckUtils]: 4: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,332 INFO L280 TraceCheckUtils]: 5: Hoare triple {3261#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,333 INFO L263 TraceCheckUtils]: 6: Hoare triple {3261#(= 1 ~waterLevel~0)} call select_helpers(); {3256#true} is VALID [2020-07-10 13:57:56,333 INFO L280 TraceCheckUtils]: 7: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,334 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #409#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,334 INFO L263 TraceCheckUtils]: 9: Hoare triple {3261#(= 1 ~waterLevel~0)} call select_features(); {3256#true} is VALID [2020-07-10 13:57:56,334 INFO L280 TraceCheckUtils]: 10: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,335 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #411#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,335 INFO L263 TraceCheckUtils]: 12: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret0 := valid_product(); {3256#true} is VALID [2020-07-10 13:57:56,335 INFO L280 TraceCheckUtils]: 13: Hoare triple {3256#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3256#true} is VALID [2020-07-10 13:57:56,335 INFO L280 TraceCheckUtils]: 14: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,337 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #413#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,339 INFO L280 TraceCheckUtils]: 16: Hoare triple {3261#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,340 INFO L280 TraceCheckUtils]: 17: Hoare triple {3261#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,340 INFO L263 TraceCheckUtils]: 18: Hoare triple {3261#(= 1 ~waterLevel~0)} call setup(); {3256#true} is VALID [2020-07-10 13:57:56,340 INFO L280 TraceCheckUtils]: 19: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,341 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #415#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,342 INFO L263 TraceCheckUtils]: 21: Hoare triple {3261#(= 1 ~waterLevel~0)} call runTest(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,342 INFO L263 TraceCheckUtils]: 22: Hoare triple {3261#(= 1 ~waterLevel~0)} call test(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,344 INFO L280 TraceCheckUtils]: 23: Hoare triple {3261#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,345 INFO L280 TraceCheckUtils]: 24: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !false; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,345 INFO L280 TraceCheckUtils]: 25: Hoare triple {3261#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,346 INFO L280 TraceCheckUtils]: 26: Hoare triple {3261#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp~4 := #t~nondet36;havoc #t~nondet36; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,347 INFO L280 TraceCheckUtils]: 27: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,348 INFO L280 TraceCheckUtils]: 28: Hoare triple {3261#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~tmp___0~0 := #t~nondet37;havoc #t~nondet37; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,348 INFO L280 TraceCheckUtils]: 29: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,349 INFO L280 TraceCheckUtils]: 30: Hoare triple {3261#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~tmp___2~0 := #t~nondet38;havoc #t~nondet38; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,349 INFO L280 TraceCheckUtils]: 31: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet39 && #t~nondet39 <= 2147483647;~tmp___1~0 := #t~nondet39;havoc #t~nondet39; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,350 INFO L280 TraceCheckUtils]: 32: Hoare triple {3261#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,351 INFO L263 TraceCheckUtils]: 33: Hoare triple {3261#(= 1 ~waterLevel~0)} call stopSystem(); {3287#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 13:57:56,351 INFO L280 TraceCheckUtils]: 34: Hoare triple {3287#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3256#true} is VALID [2020-07-10 13:57:56,351 INFO L280 TraceCheckUtils]: 35: Hoare triple {3256#true} ~systemActive~0 := 0; {3256#true} is VALID [2020-07-10 13:57:56,351 INFO L280 TraceCheckUtils]: 36: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,352 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #465#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,353 INFO L263 TraceCheckUtils]: 38: Hoare triple {3261#(= 1 ~waterLevel~0)} call timeShift(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,353 INFO L280 TraceCheckUtils]: 39: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,354 INFO L280 TraceCheckUtils]: 40: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,354 INFO L263 TraceCheckUtils]: 41: Hoare triple {3261#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,355 INFO L280 TraceCheckUtils]: 42: Hoare triple {3261#(= 1 ~waterLevel~0)} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,355 INFO L263 TraceCheckUtils]: 43: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {3256#true} is VALID [2020-07-10 13:57:56,355 INFO L280 TraceCheckUtils]: 44: Hoare triple {3256#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3256#true} is VALID [2020-07-10 13:57:56,356 INFO L280 TraceCheckUtils]: 45: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,356 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #495#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,357 INFO L280 TraceCheckUtils]: 47: Hoare triple {3261#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,357 INFO L280 TraceCheckUtils]: 48: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:57:56,358 INFO L263 TraceCheckUtils]: 49: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {3256#true} is VALID [2020-07-10 13:57:56,358 INFO L280 TraceCheckUtils]: 50: Hoare triple {3256#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:56,359 INFO L280 TraceCheckUtils]: 51: Hoare triple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:57:56,360 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} {3261#(= 1 ~waterLevel~0)} #497#return; {3281#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-10 13:57:56,361 INFO L280 TraceCheckUtils]: 53: Hoare triple {3281#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~1 := #t~ret71;havoc #t~ret71; {3282#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} is VALID [2020-07-10 13:57:56,361 INFO L280 TraceCheckUtils]: 54: Hoare triple {3282#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} assume 2 == ~tmp___0~1; {3257#false} is VALID [2020-07-10 13:57:56,361 INFO L263 TraceCheckUtils]: 55: Hoare triple {3257#false} call #t~ret72 := isPumpRunning(); {3256#true} is VALID [2020-07-10 13:57:56,362 INFO L280 TraceCheckUtils]: 56: Hoare triple {3256#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~pumpRunning~0;#res := ~retValue_acc~5; {3256#true} is VALID [2020-07-10 13:57:56,362 INFO L280 TraceCheckUtils]: 57: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-10 13:57:56,362 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3256#true} {3257#false} #499#return; {3257#false} is VALID [2020-07-10 13:57:56,362 INFO L280 TraceCheckUtils]: 59: Hoare triple {3257#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3257#false} is VALID [2020-07-10 13:57:56,362 INFO L280 TraceCheckUtils]: 60: Hoare triple {3257#false} assume !(0 != ~tmp___1~1); {3257#false} is VALID [2020-07-10 13:57:56,363 INFO L263 TraceCheckUtils]: 61: Hoare triple {3257#false} call __automaton_fail(); {3257#false} is VALID [2020-07-10 13:57:56,363 INFO L280 TraceCheckUtils]: 62: Hoare triple {3257#false} assume !false; {3257#false} is VALID [2020-07-10 13:57:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:57:56,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732881468] [2020-07-10 13:57:56,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:57:56,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:57:56,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69436762] [2020-07-10 13:57:56,373 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:57:56,373 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:57:56,373 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:57:56,450 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:57:56,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:57:56,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:57:56,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:57:56,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:57:56,451 INFO L87 Difference]: Start difference. First operand 232 states and 281 transitions. Second operand 8 states. [2020-07-10 13:57:57,301 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:58:05,142 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:58:05,913 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:58:06,388 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:58:06,834 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:58:11,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:11,232 INFO L93 Difference]: Finished difference Result 711 states and 941 transitions. [2020-07-10 13:58:11,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 13:58:11,233 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:58:11,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:58:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:58:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 429 transitions. [2020-07-10 13:58:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:58:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 429 transitions. [2020-07-10 13:58:11,251 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 429 transitions. [2020-07-10 13:58:12,626 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 429 edges. 429 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:12,653 INFO L225 Difference]: With dead ends: 711 [2020-07-10 13:58:12,653 INFO L226 Difference]: Without dead ends: 503 [2020-07-10 13:58:12,656 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 [2020-07-10 13:58:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-07-10 13:58:17,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 437. [2020-07-10 13:58:17,243 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:58:17,243 INFO L82 GeneralOperation]: Start isEquivalent. First operand 503 states. Second operand 437 states. [2020-07-10 13:58:17,243 INFO L74 IsIncluded]: Start isIncluded. First operand 503 states. Second operand 437 states. [2020-07-10 13:58:17,243 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 437 states. [2020-07-10 13:58:17,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:17,274 INFO L93 Difference]: Finished difference Result 503 states and 656 transitions. [2020-07-10 13:58:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 656 transitions. [2020-07-10 13:58:17,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:17,277 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:17,277 INFO L74 IsIncluded]: Start isIncluded. First operand 437 states. Second operand 503 states. [2020-07-10 13:58:17,277 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 503 states. [2020-07-10 13:58:17,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:17,307 INFO L93 Difference]: Finished difference Result 503 states and 656 transitions. [2020-07-10 13:58:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 656 transitions. [2020-07-10 13:58:17,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:17,309 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:17,310 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:58:17,310 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:58:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-07-10 13:58:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 543 transitions. [2020-07-10 13:58:17,341 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 543 transitions. Word has length 63 [2020-07-10 13:58:17,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:58:17,341 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 543 transitions. [2020-07-10 13:58:17,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:58:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 543 transitions. [2020-07-10 13:58:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 13:58:17,344 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:17,344 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] [2020-07-10 13:58:17,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 13:58:17,344 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:17,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1880541084, now seen corresponding path program 1 times [2020-07-10 13:58:17,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:17,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774272484] [2020-07-10 13:58:17,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:58:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:58:17,595 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 13:58:17,595 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 13:58:17,595 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 13:58:17,764 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 13:58:17,764 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryFINAL has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:58:17,765 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 13:58:17,766 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 13:58:17,767 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:58:17,768 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-10 13:58:17,769 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-10 13:58:17,770 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: L752 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: L752 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-10 13:58:17,771 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-10 13:58:17,772 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-10 13:58:17,773 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L836-1 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-10 13:58:17,774 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-10 13:58:17,775 WARN L170 areAnnotationChecker]: L824-1 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L135-1 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: L135-1 has no Hoare annotation [2020-07-10 13:58:17,776 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L717-2 has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-10 13:58:17,777 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L486-1 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L695-1 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-10 13:58:17,778 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-10 13:58:17,779 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: L861-2 has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: L670-1 has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:58:17,780 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: L893-1 has no Hoare annotation [2020-07-10 13:58:17,781 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: L141-1 has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: L141-1 has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-10 13:58:17,782 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L676-1 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L903-1 has no Hoare annotation [2020-07-10 13:58:17,783 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L139-1 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L638-1 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-10 13:58:17,784 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L306-1 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L551-1 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L899-1 has no Hoare annotation [2020-07-10 13:58:17,785 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L569-1 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L569-1 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L541-1 has no Hoare annotation [2020-07-10 13:58:17,786 WARN L170 areAnnotationChecker]: L901-1 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L236-1 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L293-1 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-10 13:58:17,787 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L729-2 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 13:58:17,788 WARN L170 areAnnotationChecker]: L541 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L541 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:58:17,789 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-10 13:58:17,790 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,791 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,791 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,791 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-10 13:58:17,792 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L388-1 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L404-1 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-10 13:58:17,793 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-10 13:58:17,794 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L393 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L740-1 has no Hoare annotation [2020-07-10 13:58:17,795 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:58:17,796 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 13:58:17,797 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L571 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L571 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-10 13:58:17,798 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:58:17,799 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. [2020-07-10 13:58:17,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:58:17 BoogieIcfgContainer [2020-07-10 13:58:17,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 13:58:17,806 INFO L168 Benchmark]: Toolchain (without parser) took 60321.22 ms. Allocated memory was 137.9 MB in the beginning and 748.2 MB in the end (delta: 610.3 MB). Free memory was 100.4 MB in the beginning and 192.8 MB in the end (delta: -92.4 MB). Peak memory consumption was 517.9 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,808 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.54 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 169.9 MB in the end (delta: -69.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,814 INFO L168 Benchmark]: Boogie Preprocessor took 129.52 ms. Allocated memory is still 201.9 MB. Free memory was 169.9 MB in the beginning and 164.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,815 INFO L168 Benchmark]: RCFGBuilder took 1764.69 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 95.7 MB in the end (delta: 68.7 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,815 INFO L168 Benchmark]: TraceAbstraction took 57730.26 ms. Allocated memory was 233.8 MB in the beginning and 748.2 MB in the end (delta: 514.3 MB). Free memory was 95.7 MB in the beginning and 192.8 MB in the end (delta: -97.0 MB). Peak memory consumption was 417.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:58:17,820 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 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.54 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 169.9 MB in the end (delta: -69.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.52 ms. Allocated memory is still 201.9 MB. Free memory was 169.9 MB in the beginning and 164.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1764.69 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.4 MB in the beginning and 95.7 MB in the end (delta: 68.7 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 57730.26 ms. Allocated memory was 233.8 MB in the beginning and 748.2 MB in the end (delta: 514.3 MB). Free memory was 95.7 MB in the beginning and 192.8 MB in the end (delta: -97.0 MB). Peak memory consumption was 417.3 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: [L49] int cleanupTimeShifts = 4; [L322] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L596] int pumpRunning = 0; [L597] int systemActive = 1; [L806] int waterLevel = 1; [L807] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=170, \old(head)=176, \old(head)=163, \old(methaneLevelCritical)=146, \old(pumpRunning)=138, \old(systemActive)=137, \old(waterLevel)=140, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L130] int retValue_acc ; [L131] 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] [L135] 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] [L136] 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] [L137] 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] [L796] int retValue_acc ; [L799] retValue_acc = 1 [L800] 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] [L137] 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] [L137] tmp = valid_product() [L139] 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] [L141] 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] [L142] 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] [L121] 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] [L522] int splverifierCounter ; [L523] int tmp ; [L524] int tmp___0 ; [L525] int tmp___1 ; [L526] int tmp___2 ; [L529] 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] [L531] 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] [L533] 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] [L539] tmp = __VERIFIER_nondet_int() [L541] 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] [L543] 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] [L824] COND TRUE waterLevel < 2 [L825] 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] [L543] 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] [L549] tmp___0 = __VERIFIER_nondet_int() [L551] 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] [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND FALSE !(\read(tmp___2)) [L567] tmp___1 = __VERIFIER_nondet_int() [L569] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L571] 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] [L750] 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] [L757] 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] [L571] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L578] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L611] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L619] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L887] int tmp ; [L888] int tmp___0 ; [L889] 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] [L893] 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] [L845] int retValue_acc ; [L848] retValue_acc = methaneLevelCritical [L849] 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] [L893] 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] [L893] tmp = isMethaneLevelCritical() [L895] 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] [L899] 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] [L877] int retValue_acc ; [L880] retValue_acc = waterLevel [L881] 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] [L899] 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] [L899] tmp___0 = getWaterLevel() [L901] 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] [L903] 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] [L702] int retValue_acc ; [L705] retValue_acc = pumpRunning [L706] 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] [L903] 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] [L903] tmp___1 = isPumpRunning() [L905] 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] [L909] 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 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 57.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 44.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 443 SDtfs, 645 SDslu, 347 SDs, 0 SdLazy, 1677 SolverSat, 433 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=437occurred 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: 9.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 186 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 62058 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...