/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 0.1.25-46f3038-m [2020-07-08 11:14:41,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:14:41,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:14:41,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:14:41,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:14:41,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:14:41,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:14:41,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:14:41,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:14:41,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:14:41,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:14:41,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:14:41,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:14:41,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:14:41,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:14:41,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:14:41,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:14:41,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:14:41,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:14:41,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:14:41,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:14:41,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:14:41,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:14:41,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:14:41,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:14:41,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:14:41,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:14:41,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:14:41,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:14:41,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:14:41,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:14:41,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:14:41,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:14:41,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:14:41,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:14:41,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:14:41,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:14:41,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:14:41,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:14:41,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:14:41,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:14:41,326 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 [2020-07-08 11:14:41,355 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:14:41,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:14:41,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:14:41,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:14:41,357 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:14:41,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:14:41,357 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:14:41,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:14:41,359 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:14:41,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:14:41,359 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:14:41,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:14:41,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:14:41,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:14:41,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:14:41,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:14:41,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:14:41,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:14:41,361 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:14:41,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:14:41,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:14:41,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:14:41,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:14:41,634 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:14:41,634 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:14:41,635 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product16.cil.c [2020-07-08 11:14:41,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ddb4b63/2d9625fd9a5447e7b9f263a0ac49249d/FLAGf22bbe973 [2020-07-08 11:14:42,215 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:14:42,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product16.cil.c [2020-07-08 11:14:42,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ddb4b63/2d9625fd9a5447e7b9f263a0ac49249d/FLAGf22bbe973 [2020-07-08 11:14:42,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ddb4b63/2d9625fd9a5447e7b9f263a0ac49249d [2020-07-08 11:14:42,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:14:42,526 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:14:42,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:14:42,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:14:42,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:14:42,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:14:42" (1/1) ... [2020-07-08 11:14:42,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2045c320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:42, skipping insertion in model container [2020-07-08 11:14:42,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:14:42" (1/1) ... [2020-07-08 11:14:42,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:14:42,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:14:43,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:14:43,120 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:14:43,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:14:43,271 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:14:43,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43 WrapperNode [2020-07-08 11:14:43,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:14:43,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:14:43,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:14:43,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:14:43,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (1/1) ... [2020-07-08 11:14:43,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:14:43,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:14:43,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:14:43,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:14:43,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (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 [2020-07-08 11:14:43,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:14:43,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:14:43,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:14:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:14:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:14:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:14:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:14:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:14:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:14:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:14:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:14:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:14:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:14:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-08 11:14:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:14:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:14:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:14:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:14:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:14:45,192 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:14:45,193 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:14:45,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:14:45 BoogieIcfgContainer [2020-07-08 11:14:45,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:14:45,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:14:45,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:14:45,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:14:45,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:14:42" (1/3) ... [2020-07-08 11:14:45,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6676f8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:14:45, skipping insertion in model container [2020-07-08 11:14:45,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:14:43" (2/3) ... [2020-07-08 11:14:45,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6676f8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:14:45, skipping insertion in model container [2020-07-08 11:14:45,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:14:45" (3/3) ... [2020-07-08 11:14:45,207 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product16.cil.c [2020-07-08 11:14:45,218 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:14:45,229 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:14:45,244 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:14:45,274 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:14:45,275 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:14:45,275 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:14:45,275 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:14:45,275 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:14:45,275 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:14:45,276 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:14:45,276 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:14:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-07-08 11:14:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:14:45,308 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:14:45,309 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] [2020-07-08 11:14:45,310 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:14:45,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:14:45,317 INFO L82 PathProgramCache]: Analyzing trace with hash -490913979, now seen corresponding path program 1 times [2020-07-08 11:14:45,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:14:45,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528493120] [2020-07-08 11:14:45,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:14:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,051 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:14:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,139 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 [2020-07-08 11:14:46,139 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,140 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-08 11:14:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,152 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,152 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #409#return; {169#true} is VALID [2020-07-08 11:14:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,155 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,156 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-08 11:14:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,160 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-08 11:14:46,160 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,160 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-08 11:14:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,167 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,167 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-08 11:14:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,175 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 [2020-07-08 11:14:46,175 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-08 11:14:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,181 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 [2020-07-08 11:14:46,181 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,181 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-08 11:14:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:46,185 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 [2020-07-08 11:14:46,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,186 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-08 11:14:46,192 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 [2020-07-08 11:14:46,193 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 [2020-07-08 11:14:46,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,194 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-08 11:14:46,194 INFO L263 TraceCheckUtils]: 4: Hoare triple {169#true} call #t~ret73 := main(); {169#true} is VALID [2020-07-08 11:14:46,194 INFO L280 TraceCheckUtils]: 5: Hoare triple {169#true} havoc ~retValue_acc~0;havoc ~tmp~0; {169#true} is VALID [2020-07-08 11:14:46,195 INFO L263 TraceCheckUtils]: 6: Hoare triple {169#true} call select_helpers(); {169#true} is VALID [2020-07-08 11:14:46,195 INFO L280 TraceCheckUtils]: 7: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,195 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {169#true} {169#true} #409#return; {169#true} is VALID [2020-07-08 11:14:46,196 INFO L263 TraceCheckUtils]: 9: Hoare triple {169#true} call select_features(); {169#true} is VALID [2020-07-08 11:14:46,196 INFO L280 TraceCheckUtils]: 10: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,196 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-08 11:14:46,196 INFO L263 TraceCheckUtils]: 12: Hoare triple {169#true} call #t~ret0 := valid_product(); {169#true} is VALID [2020-07-08 11:14:46,197 INFO L280 TraceCheckUtils]: 13: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-08 11:14:46,197 INFO L280 TraceCheckUtils]: 14: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,197 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-08 11:14:46,198 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 [2020-07-08 11:14:46,198 INFO L280 TraceCheckUtils]: 17: Hoare triple {169#true} assume 0 != ~tmp~0; {169#true} is VALID [2020-07-08 11:14:46,198 INFO L263 TraceCheckUtils]: 18: Hoare triple {169#true} call setup(); {169#true} is VALID [2020-07-08 11:14:46,199 INFO L280 TraceCheckUtils]: 19: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,199 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-08 11:14:46,199 INFO L263 TraceCheckUtils]: 21: Hoare triple {169#true} call runTest(); {169#true} is VALID [2020-07-08 11:14:46,199 INFO L263 TraceCheckUtils]: 22: Hoare triple {169#true} call test(); {169#true} is VALID [2020-07-08 11:14:46,200 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 [2020-07-08 11:14:46,201 INFO L280 TraceCheckUtils]: 24: Hoare triple {169#true} assume !true; {170#false} is VALID [2020-07-08 11:14:46,201 INFO L263 TraceCheckUtils]: 25: Hoare triple {170#false} call cleanup(); {170#false} is VALID [2020-07-08 11:14:46,202 INFO L280 TraceCheckUtils]: 26: Hoare triple {170#false} havoc ~i~0;havoc ~__cil_tmp2~0; {170#false} is VALID [2020-07-08 11:14:46,202 INFO L263 TraceCheckUtils]: 27: Hoare triple {170#false} call timeShift(); {170#false} is VALID [2020-07-08 11:14:46,202 INFO L280 TraceCheckUtils]: 28: Hoare triple {170#false} assume !(0 != ~pumpRunning~0); {170#false} is VALID [2020-07-08 11:14:46,203 INFO L280 TraceCheckUtils]: 29: Hoare triple {170#false} assume !(0 != ~systemActive~0); {170#false} is VALID [2020-07-08 11:14:46,203 INFO L263 TraceCheckUtils]: 30: Hoare triple {170#false} call __utac_acc__Specification3_spec__1(); {170#false} is VALID [2020-07-08 11:14:46,203 INFO L280 TraceCheckUtils]: 31: Hoare triple {170#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {170#false} is VALID [2020-07-08 11:14:46,204 INFO L263 TraceCheckUtils]: 32: Hoare triple {170#false} call #t~ret70 := isMethaneLevelCritical(); {169#true} is VALID [2020-07-08 11:14:46,204 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 [2020-07-08 11:14:46,204 INFO L280 TraceCheckUtils]: 34: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,205 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-08 11:14:46,205 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 [2020-07-08 11:14:46,205 INFO L280 TraceCheckUtils]: 37: Hoare triple {170#false} assume !(0 != ~tmp~7); {170#false} is VALID [2020-07-08 11:14:46,206 INFO L263 TraceCheckUtils]: 38: Hoare triple {170#false} call #t~ret71 := getWaterLevel(); {169#true} is VALID [2020-07-08 11:14:46,206 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 [2020-07-08 11:14:46,206 INFO L280 TraceCheckUtils]: 40: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,207 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-08 11:14:46,207 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 [2020-07-08 11:14:46,207 INFO L280 TraceCheckUtils]: 43: Hoare triple {170#false} assume 2 == ~tmp___0~1; {170#false} is VALID [2020-07-08 11:14:46,207 INFO L263 TraceCheckUtils]: 44: Hoare triple {170#false} call #t~ret72 := isPumpRunning(); {169#true} is VALID [2020-07-08 11:14:46,208 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 [2020-07-08 11:14:46,208 INFO L280 TraceCheckUtils]: 46: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:14:46,208 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-08 11:14:46,209 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 [2020-07-08 11:14:46,209 INFO L280 TraceCheckUtils]: 49: Hoare triple {170#false} assume !(0 != ~tmp___1~1); {170#false} is VALID [2020-07-08 11:14:46,209 INFO L263 TraceCheckUtils]: 50: Hoare triple {170#false} call __automaton_fail(); {170#false} is VALID [2020-07-08 11:14:46,210 INFO L280 TraceCheckUtils]: 51: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-08 11:14:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:14:46,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528493120] [2020-07-08 11:14:46,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:14:46,220 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:14:46,221 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54472148] [2020-07-08 11:14:46,227 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:14:46,230 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:14:46,234 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:14:46,321 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:46,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:14:46,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:14:46,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:14:46,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:14:46,350 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2020-07-08 11:14:50,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:50,548 INFO L93 Difference]: Finished difference Result 272 states and 360 transitions. [2020-07-08 11:14:50,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:14:50,548 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:14:50,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:14:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:14:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-08 11:14:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:14:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-08 11:14:50,597 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 360 transitions. [2020-07-08 11:14:51,866 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 360 edges. 360 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:51,889 INFO L225 Difference]: With dead ends: 272 [2020-07-08 11:14:51,889 INFO L226 Difference]: Without dead ends: 148 [2020-07-08 11:14:51,897 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 [2020-07-08 11:14:51,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-07-08 11:14:53,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 115. [2020-07-08 11:14:53,119 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:14:53,120 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand 115 states. [2020-07-08 11:14:53,120 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 115 states. [2020-07-08 11:14:53,121 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 115 states. [2020-07-08 11:14:53,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:53,137 INFO L93 Difference]: Finished difference Result 148 states and 188 transitions. [2020-07-08 11:14:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2020-07-08 11:14:53,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:14:53,141 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:14:53,141 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 148 states. [2020-07-08 11:14:53,141 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 148 states. [2020-07-08 11:14:53,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:53,155 INFO L93 Difference]: Finished difference Result 148 states and 188 transitions. [2020-07-08 11:14:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2020-07-08 11:14:53,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:14:53,159 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:14:53,159 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:14:53,159 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:14:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-08 11:14:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2020-07-08 11:14:53,169 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 52 [2020-07-08 11:14:53,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:14:53,170 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2020-07-08 11:14:53,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:14:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2020-07-08 11:14:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:14:53,173 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:14:53,174 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] [2020-07-08 11:14:53,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:14:53,174 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:14:53,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:14:53,175 INFO L82 PathProgramCache]: Analyzing trace with hash 30555541, now seen corresponding path program 1 times [2020-07-08 11:14:53,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:14:53,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041751929] [2020-07-08 11:14:53,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:14:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,578 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:14:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,645 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 [2020-07-08 11:14:53,646 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,646 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1039#true} #503#return; {1039#true} is VALID [2020-07-08 11:14:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,651 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #409#return; {1039#true} is VALID [2020-07-08 11:14:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,654 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #411#return; {1039#true} is VALID [2020-07-08 11:14:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1039#true} is VALID [2020-07-08 11:14:53,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,658 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1039#true} #413#return; {1039#true} is VALID [2020-07-08 11:14:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,662 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1039#true} {1039#true} #415#return; {1039#true} is VALID [2020-07-08 11:14:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,665 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 [2020-07-08 11:14:53,665 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,666 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #495#return; {1040#false} is VALID [2020-07-08 11:14:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,669 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 [2020-07-08 11:14:53,669 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,670 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #497#return; {1040#false} is VALID [2020-07-08 11:14:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:14:53,673 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 [2020-07-08 11:14:53,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,673 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1039#true} {1040#false} #499#return; {1040#false} is VALID [2020-07-08 11:14:53,678 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 [2020-07-08 11:14:53,678 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 [2020-07-08 11:14:53,679 INFO L280 TraceCheckUtils]: 2: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,679 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1039#true} {1039#true} #503#return; {1039#true} is VALID [2020-07-08 11:14:53,679 INFO L263 TraceCheckUtils]: 4: Hoare triple {1039#true} call #t~ret73 := main(); {1039#true} is VALID [2020-07-08 11:14:53,680 INFO L280 TraceCheckUtils]: 5: Hoare triple {1039#true} havoc ~retValue_acc~0;havoc ~tmp~0; {1039#true} is VALID [2020-07-08 11:14:53,680 INFO L263 TraceCheckUtils]: 6: Hoare triple {1039#true} call select_helpers(); {1039#true} is VALID [2020-07-08 11:14:53,680 INFO L280 TraceCheckUtils]: 7: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,680 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1039#true} {1039#true} #409#return; {1039#true} is VALID [2020-07-08 11:14:53,681 INFO L263 TraceCheckUtils]: 9: Hoare triple {1039#true} call select_features(); {1039#true} is VALID [2020-07-08 11:14:53,681 INFO L280 TraceCheckUtils]: 10: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,681 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1039#true} {1039#true} #411#return; {1039#true} is VALID [2020-07-08 11:14:53,681 INFO L263 TraceCheckUtils]: 12: Hoare triple {1039#true} call #t~ret0 := valid_product(); {1039#true} is VALID [2020-07-08 11:14:53,682 INFO L280 TraceCheckUtils]: 13: Hoare triple {1039#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1039#true} is VALID [2020-07-08 11:14:53,682 INFO L280 TraceCheckUtils]: 14: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,682 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1039#true} {1039#true} #413#return; {1039#true} is VALID [2020-07-08 11:14:53,683 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 [2020-07-08 11:14:53,683 INFO L280 TraceCheckUtils]: 17: Hoare triple {1039#true} assume 0 != ~tmp~0; {1039#true} is VALID [2020-07-08 11:14:53,683 INFO L263 TraceCheckUtils]: 18: Hoare triple {1039#true} call setup(); {1039#true} is VALID [2020-07-08 11:14:53,683 INFO L280 TraceCheckUtils]: 19: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,684 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1039#true} {1039#true} #415#return; {1039#true} is VALID [2020-07-08 11:14:53,684 INFO L263 TraceCheckUtils]: 21: Hoare triple {1039#true} call runTest(); {1039#true} is VALID [2020-07-08 11:14:53,684 INFO L263 TraceCheckUtils]: 22: Hoare triple {1039#true} call test(); {1039#true} is VALID [2020-07-08 11:14:53,685 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 [2020-07-08 11:14:53,686 INFO L280 TraceCheckUtils]: 24: Hoare triple {1053#(= 0 test_~splverifierCounter~0)} assume !false; {1053#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:14:53,686 INFO L280 TraceCheckUtils]: 25: Hoare triple {1053#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1040#false} is VALID [2020-07-08 11:14:53,687 INFO L263 TraceCheckUtils]: 26: Hoare triple {1040#false} call cleanup(); {1040#false} is VALID [2020-07-08 11:14:53,687 INFO L280 TraceCheckUtils]: 27: Hoare triple {1040#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1040#false} is VALID [2020-07-08 11:14:53,687 INFO L263 TraceCheckUtils]: 28: Hoare triple {1040#false} call timeShift(); {1040#false} is VALID [2020-07-08 11:14:53,688 INFO L280 TraceCheckUtils]: 29: Hoare triple {1040#false} assume !(0 != ~pumpRunning~0); {1040#false} is VALID [2020-07-08 11:14:53,688 INFO L280 TraceCheckUtils]: 30: Hoare triple {1040#false} assume !(0 != ~systemActive~0); {1040#false} is VALID [2020-07-08 11:14:53,688 INFO L263 TraceCheckUtils]: 31: Hoare triple {1040#false} call __utac_acc__Specification3_spec__1(); {1040#false} is VALID [2020-07-08 11:14:53,689 INFO L280 TraceCheckUtils]: 32: Hoare triple {1040#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {1040#false} is VALID [2020-07-08 11:14:53,689 INFO L263 TraceCheckUtils]: 33: Hoare triple {1040#false} call #t~ret70 := isMethaneLevelCritical(); {1039#true} is VALID [2020-07-08 11:14:53,689 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 [2020-07-08 11:14:53,689 INFO L280 TraceCheckUtils]: 35: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,690 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1039#true} {1040#false} #495#return; {1040#false} is VALID [2020-07-08 11:14:53,690 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 [2020-07-08 11:14:53,690 INFO L280 TraceCheckUtils]: 38: Hoare triple {1040#false} assume !(0 != ~tmp~7); {1040#false} is VALID [2020-07-08 11:14:53,690 INFO L263 TraceCheckUtils]: 39: Hoare triple {1040#false} call #t~ret71 := getWaterLevel(); {1039#true} is VALID [2020-07-08 11:14:53,691 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 [2020-07-08 11:14:53,691 INFO L280 TraceCheckUtils]: 41: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,691 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1039#true} {1040#false} #497#return; {1040#false} is VALID [2020-07-08 11:14:53,692 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 [2020-07-08 11:14:53,692 INFO L280 TraceCheckUtils]: 44: Hoare triple {1040#false} assume 2 == ~tmp___0~1; {1040#false} is VALID [2020-07-08 11:14:53,692 INFO L263 TraceCheckUtils]: 45: Hoare triple {1040#false} call #t~ret72 := isPumpRunning(); {1039#true} is VALID [2020-07-08 11:14:53,692 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 [2020-07-08 11:14:53,693 INFO L280 TraceCheckUtils]: 47: Hoare triple {1039#true} assume true; {1039#true} is VALID [2020-07-08 11:14:53,693 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1039#true} {1040#false} #499#return; {1040#false} is VALID [2020-07-08 11:14:53,693 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 [2020-07-08 11:14:53,694 INFO L280 TraceCheckUtils]: 50: Hoare triple {1040#false} assume !(0 != ~tmp___1~1); {1040#false} is VALID [2020-07-08 11:14:53,694 INFO L263 TraceCheckUtils]: 51: Hoare triple {1040#false} call __automaton_fail(); {1040#false} is VALID [2020-07-08 11:14:53,694 INFO L280 TraceCheckUtils]: 52: Hoare triple {1040#false} assume !false; {1040#false} is VALID [2020-07-08 11:14:53,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:14:53,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041751929] [2020-07-08 11:14:53,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:14:53,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:14:53,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943397990] [2020-07-08 11:14:53,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:14:53,704 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:14:53,704 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:14:53,787 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:53,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:14:53,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:14:53,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:14:53,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:14:53,788 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 4 states. [2020-07-08 11:14:55,019 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:14:58,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:14:58,185 INFO L93 Difference]: Finished difference Result 195 states and 239 transitions. [2020-07-08 11:14:58,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:14:58,185 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:14:58,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:14:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:14:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 239 transitions. [2020-07-08 11:14:58,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:14:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 239 transitions. [2020-07-08 11:14:58,203 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 239 transitions. [2020-07-08 11:14:59,082 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 239 edges. 239 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:14:59,088 INFO L225 Difference]: With dead ends: 195 [2020-07-08 11:14:59,090 INFO L226 Difference]: Without dead ends: 132 [2020-07-08 11:14:59,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:14:59,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-08 11:15:00,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 106. [2020-07-08 11:15:00,317 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:00,318 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 106 states. [2020-07-08 11:15:00,318 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 106 states. [2020-07-08 11:15:00,318 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 106 states. [2020-07-08 11:15:00,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:00,339 INFO L93 Difference]: Finished difference Result 132 states and 164 transitions. [2020-07-08 11:15:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2020-07-08 11:15:00,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:00,343 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:00,344 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 132 states. [2020-07-08 11:15:00,344 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 132 states. [2020-07-08 11:15:00,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:00,357 INFO L93 Difference]: Finished difference Result 132 states and 164 transitions. [2020-07-08 11:15:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2020-07-08 11:15:00,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:00,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:00,359 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:00,359 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-08 11:15:00,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2020-07-08 11:15:00,365 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 53 [2020-07-08 11:15:00,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:00,365 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2020-07-08 11:15:00,365 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:15:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2020-07-08 11:15:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-08 11:15:00,367 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:00,367 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] [2020-07-08 11:15:00,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:15:00,368 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:00,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:00,368 INFO L82 PathProgramCache]: Analyzing trace with hash -150591273, now seen corresponding path program 1 times [2020-07-08 11:15:00,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:00,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806506060] [2020-07-08 11:15:00,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,769 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,868 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 [2020-07-08 11:15:00,871 INFO L280 TraceCheckUtils]: 1: Hoare triple {1772#(= 1 ~systemActive~0)} assume true; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,872 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1772#(= 1 ~systemActive~0)} {1767#true} #503#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,876 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,877 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #409#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,882 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #411#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,908 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 [2020-07-08 11:15:00,909 INFO L280 TraceCheckUtils]: 1: Hoare triple {1795#(= 1 |valid_product_#res|)} assume true; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:00,910 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 [2020-07-08 11:15:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,914 INFO L280 TraceCheckUtils]: 0: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,915 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1767#true} {1782#(not (= 0 ~systemActive~0))} #415#return; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,920 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 [2020-07-08 11:15:00,920 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,920 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #495#return; {1768#false} is VALID [2020-07-08 11:15:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,924 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 [2020-07-08 11:15:00,924 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,924 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #497#return; {1768#false} is VALID [2020-07-08 11:15:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:00,927 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 [2020-07-08 11:15:00,928 INFO L280 TraceCheckUtils]: 1: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,928 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1767#true} {1768#false} #499#return; {1768#false} is VALID [2020-07-08 11:15:00,932 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 [2020-07-08 11:15:00,938 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 [2020-07-08 11:15:00,939 INFO L280 TraceCheckUtils]: 2: Hoare triple {1772#(= 1 ~systemActive~0)} assume true; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,940 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1772#(= 1 ~systemActive~0)} {1767#true} #503#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,941 INFO L263 TraceCheckUtils]: 4: Hoare triple {1772#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,941 INFO L280 TraceCheckUtils]: 5: Hoare triple {1772#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,941 INFO L263 TraceCheckUtils]: 6: Hoare triple {1772#(= 1 ~systemActive~0)} call select_helpers(); {1767#true} is VALID [2020-07-08 11:15:00,942 INFO L280 TraceCheckUtils]: 7: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,942 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #409#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,943 INFO L263 TraceCheckUtils]: 9: Hoare triple {1772#(= 1 ~systemActive~0)} call select_features(); {1767#true} is VALID [2020-07-08 11:15:00,943 INFO L280 TraceCheckUtils]: 10: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,943 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1767#true} {1772#(= 1 ~systemActive~0)} #411#return; {1772#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:00,944 INFO L263 TraceCheckUtils]: 12: Hoare triple {1772#(= 1 ~systemActive~0)} call #t~ret0 := valid_product(); {1767#true} is VALID [2020-07-08 11:15:00,944 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 [2020-07-08 11:15:00,945 INFO L280 TraceCheckUtils]: 14: Hoare triple {1795#(= 1 |valid_product_#res|)} assume true; {1795#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:15:00,946 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 [2020-07-08 11:15:00,947 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 [2020-07-08 11:15:00,947 INFO L280 TraceCheckUtils]: 17: Hoare triple {1781#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,948 INFO L263 TraceCheckUtils]: 18: Hoare triple {1782#(not (= 0 ~systemActive~0))} call setup(); {1767#true} is VALID [2020-07-08 11:15:00,948 INFO L280 TraceCheckUtils]: 19: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,949 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1767#true} {1782#(not (= 0 ~systemActive~0))} #415#return; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,949 INFO L263 TraceCheckUtils]: 21: Hoare triple {1782#(not (= 0 ~systemActive~0))} call runTest(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,950 INFO L263 TraceCheckUtils]: 22: Hoare triple {1782#(not (= 0 ~systemActive~0))} call test(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,951 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 [2020-07-08 11:15:00,956 INFO L280 TraceCheckUtils]: 24: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !false; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,956 INFO L280 TraceCheckUtils]: 25: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,957 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 [2020-07-08 11:15:00,957 INFO L280 TraceCheckUtils]: 27: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,958 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 [2020-07-08 11:15:00,959 INFO L280 TraceCheckUtils]: 29: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,959 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 [2020-07-08 11:15:00,960 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 [2020-07-08 11:15:00,961 INFO L280 TraceCheckUtils]: 32: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,962 INFO L263 TraceCheckUtils]: 33: Hoare triple {1782#(not (= 0 ~systemActive~0))} call timeShift(); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,962 INFO L280 TraceCheckUtils]: 34: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1782#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:00,963 INFO L280 TraceCheckUtils]: 35: Hoare triple {1782#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1768#false} is VALID [2020-07-08 11:15:00,963 INFO L263 TraceCheckUtils]: 36: Hoare triple {1768#false} call __utac_acc__Specification3_spec__1(); {1768#false} is VALID [2020-07-08 11:15:00,963 INFO L280 TraceCheckUtils]: 37: Hoare triple {1768#false} havoc ~tmp~7;havoc ~tmp___0~1;havoc ~tmp___1~1; {1768#false} is VALID [2020-07-08 11:15:00,964 INFO L263 TraceCheckUtils]: 38: Hoare triple {1768#false} call #t~ret70 := isMethaneLevelCritical(); {1767#true} is VALID [2020-07-08 11:15:00,964 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 [2020-07-08 11:15:00,964 INFO L280 TraceCheckUtils]: 40: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,964 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1767#true} {1768#false} #495#return; {1768#false} is VALID [2020-07-08 11:15:00,965 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 [2020-07-08 11:15:00,965 INFO L280 TraceCheckUtils]: 43: Hoare triple {1768#false} assume !(0 != ~tmp~7); {1768#false} is VALID [2020-07-08 11:15:00,965 INFO L263 TraceCheckUtils]: 44: Hoare triple {1768#false} call #t~ret71 := getWaterLevel(); {1767#true} is VALID [2020-07-08 11:15:00,965 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 [2020-07-08 11:15:00,966 INFO L280 TraceCheckUtils]: 46: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,966 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1767#true} {1768#false} #497#return; {1768#false} is VALID [2020-07-08 11:15:00,966 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 [2020-07-08 11:15:00,966 INFO L280 TraceCheckUtils]: 49: Hoare triple {1768#false} assume 2 == ~tmp___0~1; {1768#false} is VALID [2020-07-08 11:15:00,967 INFO L263 TraceCheckUtils]: 50: Hoare triple {1768#false} call #t~ret72 := isPumpRunning(); {1767#true} is VALID [2020-07-08 11:15:00,967 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 [2020-07-08 11:15:00,967 INFO L280 TraceCheckUtils]: 52: Hoare triple {1767#true} assume true; {1767#true} is VALID [2020-07-08 11:15:00,968 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1767#true} {1768#false} #499#return; {1768#false} is VALID [2020-07-08 11:15:00,968 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 [2020-07-08 11:15:00,968 INFO L280 TraceCheckUtils]: 55: Hoare triple {1768#false} assume !(0 != ~tmp___1~1); {1768#false} is VALID [2020-07-08 11:15:00,969 INFO L263 TraceCheckUtils]: 56: Hoare triple {1768#false} call __automaton_fail(); {1768#false} is VALID [2020-07-08 11:15:00,969 INFO L280 TraceCheckUtils]: 57: Hoare triple {1768#false} assume !false; {1768#false} is VALID [2020-07-08 11:15:00,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:15:00,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806506060] [2020-07-08 11:15:00,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:00,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:00,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254697638] [2020-07-08 11:15:00,979 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:15:00,979 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:00,979 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:01,059 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:01,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:01,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:01,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:01,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:01,061 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 8 states. [2020-07-08 11:15:01,829 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:02,833 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:03,247 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:03,578 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:07,519 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:15:16,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:16,848 INFO L93 Difference]: Finished difference Result 375 states and 467 transitions. [2020-07-08 11:15:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:15:16,848 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:15:16,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 467 transitions. [2020-07-08 11:15:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:16,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 467 transitions. [2020-07-08 11:15:16,871 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 467 transitions. [2020-07-08 11:15:18,598 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 467 edges. 467 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:18,612 INFO L225 Difference]: With dead ends: 375 [2020-07-08 11:15:18,612 INFO L226 Difference]: Without dead ends: 293 [2020-07-08 11:15:18,614 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 [2020-07-08 11:15:18,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-07-08 11:15:21,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 232. [2020-07-08 11:15:21,166 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:21,167 INFO L82 GeneralOperation]: Start isEquivalent. First operand 293 states. Second operand 232 states. [2020-07-08 11:15:21,167 INFO L74 IsIncluded]: Start isIncluded. First operand 293 states. Second operand 232 states. [2020-07-08 11:15:21,167 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 232 states. [2020-07-08 11:15:21,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:21,184 INFO L93 Difference]: Finished difference Result 293 states and 361 transitions. [2020-07-08 11:15:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 361 transitions. [2020-07-08 11:15:21,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:21,186 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:21,186 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand 293 states. [2020-07-08 11:15:21,186 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 293 states. [2020-07-08 11:15:21,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:21,202 INFO L93 Difference]: Finished difference Result 293 states and 361 transitions. [2020-07-08 11:15:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 361 transitions. [2020-07-08 11:15:21,204 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:21,204 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:21,204 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:21,204 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-07-08 11:15:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 281 transitions. [2020-07-08 11:15:21,215 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 281 transitions. Word has length 58 [2020-07-08 11:15:21,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:21,216 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 281 transitions. [2020-07-08 11:15:21,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:15:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 281 transitions. [2020-07-08 11:15:21,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:15:21,218 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:21,218 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] [2020-07-08 11:15:21,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:15:21,219 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:21,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:21,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1860592830, now seen corresponding path program 1 times [2020-07-08 11:15:21,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:21,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981932253] [2020-07-08 11:15:21,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,621 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,697 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 [2020-07-08 11:15:21,698 INFO L280 TraceCheckUtils]: 1: Hoare triple {3261#(= 1 ~waterLevel~0)} assume true; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,698 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3261#(= 1 ~waterLevel~0)} {3256#true} #503#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,702 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,703 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #409#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,734 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,741 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #411#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,747 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3256#true} is VALID [2020-07-08 11:15:21,747 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,748 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #413#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,754 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #415#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,783 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 [2020-07-08 11:15:21,784 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} ~systemActive~0 := 0; {3256#true} is VALID [2020-07-08 11:15:21,784 INFO L280 TraceCheckUtils]: 2: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,786 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #465#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,790 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 [2020-07-08 11:15:21,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,791 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #495#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,811 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 [2020-07-08 11:15:21,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:21,812 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 [2020-07-08 11:15:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,815 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 [2020-07-08 11:15:21,816 INFO L280 TraceCheckUtils]: 1: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,816 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3256#true} {3257#false} #499#return; {3257#false} is VALID [2020-07-08 11:15:21,820 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 [2020-07-08 11:15:21,827 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 [2020-07-08 11:15:21,828 INFO L280 TraceCheckUtils]: 2: Hoare triple {3261#(= 1 ~waterLevel~0)} assume true; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,834 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3261#(= 1 ~waterLevel~0)} {3256#true} #503#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,839 INFO L263 TraceCheckUtils]: 4: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,841 INFO L280 TraceCheckUtils]: 5: Hoare triple {3261#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,842 INFO L263 TraceCheckUtils]: 6: Hoare triple {3261#(= 1 ~waterLevel~0)} call select_helpers(); {3256#true} is VALID [2020-07-08 11:15:21,842 INFO L280 TraceCheckUtils]: 7: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,843 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #409#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,843 INFO L263 TraceCheckUtils]: 9: Hoare triple {3261#(= 1 ~waterLevel~0)} call select_features(); {3256#true} is VALID [2020-07-08 11:15:21,843 INFO L280 TraceCheckUtils]: 10: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,844 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #411#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,844 INFO L263 TraceCheckUtils]: 12: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret0 := valid_product(); {3256#true} is VALID [2020-07-08 11:15:21,844 INFO L280 TraceCheckUtils]: 13: Hoare triple {3256#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3256#true} is VALID [2020-07-08 11:15:21,844 INFO L280 TraceCheckUtils]: 14: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,845 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #413#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,845 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 [2020-07-08 11:15:21,846 INFO L280 TraceCheckUtils]: 17: Hoare triple {3261#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,846 INFO L263 TraceCheckUtils]: 18: Hoare triple {3261#(= 1 ~waterLevel~0)} call setup(); {3256#true} is VALID [2020-07-08 11:15:21,846 INFO L280 TraceCheckUtils]: 19: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,847 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #415#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,848 INFO L263 TraceCheckUtils]: 21: Hoare triple {3261#(= 1 ~waterLevel~0)} call runTest(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,848 INFO L263 TraceCheckUtils]: 22: Hoare triple {3261#(= 1 ~waterLevel~0)} call test(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,849 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 [2020-07-08 11:15:21,850 INFO L280 TraceCheckUtils]: 24: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !false; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,851 INFO L280 TraceCheckUtils]: 25: Hoare triple {3261#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,852 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 [2020-07-08 11:15:21,852 INFO L280 TraceCheckUtils]: 27: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,853 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 [2020-07-08 11:15:21,853 INFO L280 TraceCheckUtils]: 29: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,854 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 [2020-07-08 11:15:21,854 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 [2020-07-08 11:15:21,855 INFO L280 TraceCheckUtils]: 32: Hoare triple {3261#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,855 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 [2020-07-08 11:15:21,856 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 [2020-07-08 11:15:21,856 INFO L280 TraceCheckUtils]: 35: Hoare triple {3256#true} ~systemActive~0 := 0; {3256#true} is VALID [2020-07-08 11:15:21,856 INFO L280 TraceCheckUtils]: 36: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,857 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #465#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,859 INFO L263 TraceCheckUtils]: 38: Hoare triple {3261#(= 1 ~waterLevel~0)} call timeShift(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,860 INFO L280 TraceCheckUtils]: 39: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,860 INFO L280 TraceCheckUtils]: 40: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,861 INFO L263 TraceCheckUtils]: 41: Hoare triple {3261#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,861 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 [2020-07-08 11:15:21,862 INFO L263 TraceCheckUtils]: 43: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {3256#true} is VALID [2020-07-08 11:15:21,862 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 [2020-07-08 11:15:21,862 INFO L280 TraceCheckUtils]: 45: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,863 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3256#true} {3261#(= 1 ~waterLevel~0)} #495#return; {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,863 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 [2020-07-08 11:15:21,864 INFO L280 TraceCheckUtils]: 48: Hoare triple {3261#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {3261#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:21,864 INFO L263 TraceCheckUtils]: 49: Hoare triple {3261#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {3256#true} is VALID [2020-07-08 11:15:21,865 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 [2020-07-08 11:15:21,865 INFO L280 TraceCheckUtils]: 51: Hoare triple {3288#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3288#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:21,866 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 [2020-07-08 11:15:21,867 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 [2020-07-08 11:15:21,868 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 [2020-07-08 11:15:21,868 INFO L263 TraceCheckUtils]: 55: Hoare triple {3257#false} call #t~ret72 := isPumpRunning(); {3256#true} is VALID [2020-07-08 11:15:21,868 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 [2020-07-08 11:15:21,868 INFO L280 TraceCheckUtils]: 57: Hoare triple {3256#true} assume true; {3256#true} is VALID [2020-07-08 11:15:21,868 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3256#true} {3257#false} #499#return; {3257#false} is VALID [2020-07-08 11:15:21,869 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 [2020-07-08 11:15:21,869 INFO L280 TraceCheckUtils]: 60: Hoare triple {3257#false} assume !(0 != ~tmp___1~1); {3257#false} is VALID [2020-07-08 11:15:21,869 INFO L263 TraceCheckUtils]: 61: Hoare triple {3257#false} call __automaton_fail(); {3257#false} is VALID [2020-07-08 11:15:21,870 INFO L280 TraceCheckUtils]: 62: Hoare triple {3257#false} assume !false; {3257#false} is VALID [2020-07-08 11:15:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:15:21,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981932253] [2020-07-08 11:15:21,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:21,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:21,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006869267] [2020-07-08 11:15:21,887 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:15:21,887 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:21,887 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:21,964 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:21,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:21,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:21,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:21,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:21,965 INFO L87 Difference]: Start difference. First operand 232 states and 281 transitions. Second operand 8 states. [2020-07-08 11:15:22,731 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:30,800 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:31,581 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:32,043 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:32,506 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:37,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:37,019 INFO L93 Difference]: Finished difference Result 711 states and 941 transitions. [2020-07-08 11:15:37,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:15:37,020 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:15:37,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 429 transitions. [2020-07-08 11:15:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 429 transitions. [2020-07-08 11:15:37,059 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 429 transitions. [2020-07-08 11:15:38,505 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 429 edges. 429 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:38,533 INFO L225 Difference]: With dead ends: 711 [2020-07-08 11:15:38,533 INFO L226 Difference]: Without dead ends: 503 [2020-07-08 11:15:38,536 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 [2020-07-08 11:15:38,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-07-08 11:15:43,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 437. [2020-07-08 11:15:43,088 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:43,088 INFO L82 GeneralOperation]: Start isEquivalent. First operand 503 states. Second operand 437 states. [2020-07-08 11:15:43,088 INFO L74 IsIncluded]: Start isIncluded. First operand 503 states. Second operand 437 states. [2020-07-08 11:15:43,089 INFO L87 Difference]: Start difference. First operand 503 states. Second operand 437 states. [2020-07-08 11:15:43,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:43,116 INFO L93 Difference]: Finished difference Result 503 states and 656 transitions. [2020-07-08 11:15:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 656 transitions. [2020-07-08 11:15:43,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:43,119 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:43,119 INFO L74 IsIncluded]: Start isIncluded. First operand 437 states. Second operand 503 states. [2020-07-08 11:15:43,119 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 503 states. [2020-07-08 11:15:43,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:43,145 INFO L93 Difference]: Finished difference Result 503 states and 656 transitions. [2020-07-08 11:15:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 656 transitions. [2020-07-08 11:15:43,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:43,148 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:43,148 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:43,148 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-07-08 11:15:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 543 transitions. [2020-07-08 11:15:43,170 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 543 transitions. Word has length 63 [2020-07-08 11:15:43,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:43,171 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 543 transitions. [2020-07-08 11:15:43,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:15:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 543 transitions. [2020-07-08 11:15:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:15:43,173 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:43,173 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] [2020-07-08 11:15:43,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:15:43,174 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:43,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:43,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1880541084, now seen corresponding path program 1 times [2020-07-08 11:15:43,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:43,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785999062] [2020-07-08 11:15:43,175 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:15:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:15:43,374 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:15:43,374 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:15:43,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:15:43,537 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryFINAL has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:15:43,538 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:15:43,539 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-08 11:15:43,539 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:15:43,539 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:15:43,539 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:15:43,539 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:15:43,542 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:15:43,542 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:15:43,543 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:15:43,544 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:15:43,545 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:15:43,547 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-08 11:15:43,547 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:15:43,548 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:15:43,548 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:15:43,548 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:15:43,548 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-08 11:15:43,548 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: L287-2 has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:15:43,549 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:15:43,550 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:15:43,550 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:15:43,550 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-08 11:15:43,551 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-08 11:15:43,551 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:15:43,551 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:15:43,551 WARN L170 areAnnotationChecker]: L752 has no Hoare annotation [2020-07-08 11:15:43,551 WARN L170 areAnnotationChecker]: L752 has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-08 11:15:43,552 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-08 11:15:43,553 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-08 11:15:43,554 WARN L170 areAnnotationChecker]: L578 has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: L440 has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-08 11:15:43,555 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:15:43,556 WARN L170 areAnnotationChecker]: L836-1 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-08 11:15:43,557 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:15:43,558 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: L824-1 has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-08 11:15:43,559 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L135-1 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L135-1 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-08 11:15:43,560 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: L717-2 has no Hoare annotation [2020-07-08 11:15:43,561 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: L486-1 has no Hoare annotation [2020-07-08 11:15:43,562 WARN L170 areAnnotationChecker]: L695-1 has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:15:43,563 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-08 11:15:43,564 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: L861-2 has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: L670-1 has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:15:43,565 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:15:43,566 WARN L170 areAnnotationChecker]: L893-1 has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: L141-1 has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: L141-1 has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-08 11:15:43,567 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-08 11:15:43,568 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:15:43,569 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: L676-1 has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: L903-1 has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:15:43,570 WARN L170 areAnnotationChecker]: L139-1 has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: L638-1 has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:15:43,571 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L306-1 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-08 11:15:43,572 WARN L170 areAnnotationChecker]: L551-1 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L899-1 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-08 11:15:43,573 WARN L170 areAnnotationChecker]: L569-1 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L569-1 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L541-1 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L901-1 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: L236-1 has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:15:43,574 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L293-1 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: L729-2 has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:15:43,575 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L541 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L541 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L372-2 has no Hoare annotation [2020-07-08 11:15:43,576 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:15:43,577 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,578 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,579 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,579 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,580 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,581 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,581 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,581 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:15:43,581 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-08 11:15:43,581 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: L551 has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:15:43,582 WARN L170 areAnnotationChecker]: L388-1 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L404-1 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L306 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-08 11:15:43,583 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-08 11:15:43,584 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-08 11:15:43,585 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L393 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-08 11:15:43,586 WARN L170 areAnnotationChecker]: L740-1 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:15:43,587 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:15:43,588 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-08 11:15:43,589 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-08 11:15:43,590 WARN L170 areAnnotationChecker]: L571 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L571 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-08 11:15:43,591 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,592 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,593 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,593 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:15:43,593 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. [2020-07-08 11:15:43,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:15:43 BoogieIcfgContainer [2020-07-08 11:15:43,598 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:15:43,602 INFO L168 Benchmark]: Toolchain (without parser) took 61075.86 ms. Allocated memory was 138.4 MB in the beginning and 759.7 MB in the end (delta: 621.3 MB). Free memory was 102.5 MB in the beginning and 404.8 MB in the end (delta: -302.3 MB). Peak memory consumption was 319.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,604 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.75 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 170.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,611 INFO L168 Benchmark]: Boogie Preprocessor took 136.71 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 165.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,612 INFO L168 Benchmark]: RCFGBuilder took 1788.87 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.3 MB in the beginning and 96.6 MB in the end (delta: 68.7 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,618 INFO L168 Benchmark]: TraceAbstraction took 58398.62 ms. Allocated memory was 236.5 MB in the beginning and 759.7 MB in the end (delta: 523.2 MB). Free memory was 95.2 MB in the beginning and 404.8 MB in the end (delta: -309.6 MB). Peak memory consumption was 213.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:15:43,627 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 745.75 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 170.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.71 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 165.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1788.87 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.3 MB in the beginning and 96.6 MB in the end (delta: 68.7 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58398.62 ms. Allocated memory was 236.5 MB in the beginning and 759.7 MB in the end (delta: 523.2 MB). Free memory was 95.2 MB in the beginning and 404.8 MB in the end (delta: -309.6 MB). Peak memory consumption was 213.6 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)=163, \old(head)=176, \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: 58.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 45.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 444 SDtfs, 645 SDslu, 348 SDs, 0 SdLazy, 1681 SolverSat, 433 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s 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...