/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:22:08,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:22:08,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:22:08,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:22:08,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:22:08,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:22:08,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:22:08,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:22:08,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:22:08,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:22:08,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:22:08,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:22:08,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:22:08,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:22:08,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:22:08,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:22:08,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:22:08,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:22:08,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:22:08,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:22:08,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:22:08,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:22:08,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:22:08,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:22:08,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:22:08,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:22:08,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:22:08,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:22:08,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:22:08,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:22:08,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:22:08,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:22:08,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:22:08,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:22:08,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:22:08,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:22:08,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:22:08,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:22:08,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:22:08,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:22:08,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:22:08,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:22:08,391 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:22:08,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:22:08,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:22:08,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:22:08,396 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:22:08,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:22:08,397 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:22:08,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:22:08,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:22:08,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:22:08,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:22:08,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:22:08,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:22:08,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:22:08,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:22:08,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:22:08,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:22:08,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:22:08,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:22:08,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:22:08,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:22:08,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:22:08,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:22:08,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:22:08,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:22:08,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:22:08,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:22:08,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:22:08,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:22:08,845 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:22:08,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-27 03:22:08,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00688c621/b5ed7a0548ea4400b53963944fc0290a/FLAGa09dce313 [2020-10-27 03:22:09,671 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:22:09,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-27 03:22:09,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00688c621/b5ed7a0548ea4400b53963944fc0290a/FLAGa09dce313 [2020-10-27 03:22:09,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00688c621/b5ed7a0548ea4400b53963944fc0290a [2020-10-27 03:22:09,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:22:09,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:22:09,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:22:09,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:22:09,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:22:09,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:09" (1/1) ... [2020-10-27 03:22:09,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2822bfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:09, skipping insertion in model container [2020-10-27 03:22:09,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:09" (1/1) ... [2020-10-27 03:22:09,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:22:10,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:22:10,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:22:10,371 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:22:10,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:22:10,601 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:22:10,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10 WrapperNode [2020-10-27 03:22:10,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:22:10,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:22:10,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:22:10,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:22:10,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... [2020-10-27 03:22:10,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:22:10,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:22:10,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:22:10,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:22:10,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-27 03:22:10,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:22:10,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:22:10,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:22:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:22:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:22:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:22:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:22:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:22:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:22:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:22:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:22:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:22:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:22:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:22:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:22:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:22:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:22:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:22:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:22:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:22:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:22:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:22:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:22:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:22:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:22:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:22:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:22:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:22:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:22:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:22:12,056 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:22:12,056 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:22:12,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:22:12 BoogieIcfgContainer [2020-10-27 03:22:12,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:22:12,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:22:12,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:22:12,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:22:12,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:22:09" (1/3) ... [2020-10-27 03:22:12,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19274425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:22:12, skipping insertion in model container [2020-10-27 03:22:12,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:10" (2/3) ... [2020-10-27 03:22:12,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19274425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:22:12, skipping insertion in model container [2020-10-27 03:22:12,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:22:12" (3/3) ... [2020-10-27 03:22:12,069 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-10-27 03:22:12,082 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:22:12,087 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:22:12,102 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:22:12,132 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:22:12,132 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:22:12,132 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:22:12,132 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:22:12,133 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:22:12,133 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:22:12,133 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:22:12,133 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:22:12,156 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2020-10-27 03:22:12,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:22:12,166 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:22:12,167 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:22:12,168 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:22:12,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:22:12,195 INFO L82 PathProgramCache]: Analyzing trace with hash -490749293, now seen corresponding path program 1 times [2020-10-27 03:22:12,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:22:12,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744686057] [2020-10-27 03:22:12,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:22:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:12,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:12,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:13,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:14,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:15,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:17,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:17,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:22:17,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:22:17,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 03:22:17,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:17,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:22:17,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:17,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:22:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:22:17,991 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:17,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:22:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:18,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-10-27 03:22:18,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:18,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:18,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:22:18,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:18,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:22:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:18,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:22:18,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:18,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:22:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:18,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:18,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:18,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:18,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:22:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:18,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:22:18,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:18,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:18,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:18,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:18,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:22:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:18,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:18,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:18,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:18,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:18,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:22:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:18,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:22:18,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:22:18,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:22:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:18,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:18,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:18,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:18,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:18,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:22:18,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:22:18,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:22:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:22:18,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744686057] [2020-10-27 03:22:18,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:22:18,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:22:18,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411784832] [2020-10-27 03:22:18,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:22:18,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:22:18,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:22:18,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:22:18,341 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 4 states. [2020-10-27 03:22:18,819 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:22:21,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:22:21,421 INFO L93 Difference]: Finished difference Result 444 states and 593 transitions. [2020-10-27 03:22:21,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:22:21,424 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 03:22:21,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:22:21,441 INFO L225 Difference]: With dead ends: 444 [2020-10-27 03:22:21,441 INFO L226 Difference]: Without dead ends: 289 [2020-10-27 03:22:21,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:22:21,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-27 03:22:21,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 225. [2020-10-27 03:22:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-27 03:22:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 274 transitions. [2020-10-27 03:22:21,599 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 274 transitions. Word has length 47 [2020-10-27 03:22:21,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:22:21,600 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 274 transitions. [2020-10-27 03:22:21,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:22:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 274 transitions. [2020-10-27 03:22:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-27 03:22:21,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:22:21,606 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:22:21,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:22:21,606 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:22:21,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:22:21,607 INFO L82 PathProgramCache]: Analyzing trace with hash 165774616, now seen corresponding path program 1 times [2020-10-27 03:22:21,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:22:21,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465373423] [2020-10-27 03:22:21,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:22:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:21,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:21,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:22,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:22,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:22,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:23,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:26,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:26,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 03:22:26,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:22:26,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 03:22:26,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 03:22:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:22:26,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:22:26,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,064 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:27,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:22:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:27,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 03:22:27,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:22:27,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:22:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:27,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:27,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:27,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:22:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:27,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:22:27,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:27,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:22:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:27,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:22:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:27,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:27,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:27,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 03:22:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:22:27,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:22:27,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:22:27,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:22:27,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:22:27,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:22:27,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:22:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:22:27,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:22:27,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:22:27,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:22:27,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:22:27,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:22:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:22:27,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:22:27,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:22:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 03:22:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:27,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:27,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:22:27,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:27,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:22:27,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 03:22:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:22:27,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:22:27,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:22:27,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:22:27,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:22:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:22:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:22:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:22:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:22:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:22:27,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:22:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:22:27,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465373423] [2020-10-27 03:22:27,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:22:27,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:22:27,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628439245] [2020-10-27 03:22:27,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:22:27,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:22:27,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:22:27,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:22:27,377 INFO L87 Difference]: Start difference. First operand 225 states and 274 transitions. Second operand 8 states. [2020-10-27 03:22:28,000 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:22:29,314 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:22:29,786 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:22:30,126 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:22:30,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:22:30,409 INFO L93 Difference]: Finished difference Result 379 states and 485 transitions. [2020-10-27 03:22:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:22:30,409 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2020-10-27 03:22:30,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:22:30,410 INFO L225 Difference]: With dead ends: 379 [2020-10-27 03:22:30,410 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:22:30,419 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:22:30,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:22:30,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:22:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:22:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:22:30,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-10-27 03:22:30,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:22:30,421 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:22:30,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:22:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:22:30,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:22:30,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:22:30,423 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:22:33,085 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:22:33,363 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:33,657 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:33,944 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:34,246 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:34,789 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:22:35,280 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:22:35,567 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-27 03:22:35,921 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:36,454 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:22:36,974 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:22:37,261 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:37,797 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-27 03:22:38,369 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-27 03:22:38,655 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:39,175 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 03:22:39,622 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:22:40,119 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:22:40,396 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:40,697 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:40,978 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:41,219 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-27 03:22:41,478 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:41,747 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:42,298 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:22:42,807 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-27 03:22:43,357 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:22:43,633 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:44,174 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:22:44,424 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:44,443 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:22:44,443 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:22:44,443 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:22:44,443 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:22:44,443 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-27 03:22:44,444 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 03:22:44,445 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-27 03:22:44,446 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 525 531) the Hoare annotation is: true [2020-10-27 03:22:44,446 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 525 531) no Hoare annotation was computed. [2020-10-27 03:22:44,446 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 532 540) no Hoare annotation was computed. [2020-10-27 03:22:44,446 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 532 540) the Hoare annotation is: true [2020-10-27 03:22:44,446 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 532 540) no Hoare annotation was computed. [2020-10-27 03:22:44,446 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 945 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,447 INFO L270 CegarLoopResult]: At program point L957(line 957) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,447 INFO L270 CegarLoopResult]: At program point L957-1(line 957) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,447 INFO L274 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-10-27 03:22:44,447 INFO L274 CegarLoopResult]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2020-10-27 03:22:44,447 INFO L274 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-10-27 03:22:44,447 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2020-10-27 03:22:44,448 INFO L270 CegarLoopResult]: At program point L952(line 952) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,448 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,448 INFO L270 CegarLoopResult]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,448 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2020-10-27 03:22:44,448 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 904 927) no Hoare annotation was computed. [2020-10-27 03:22:44,448 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 904 927) no Hoare annotation was computed. [2020-10-27 03:22:44,448 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 904 927) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-27 03:22:44,449 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L270 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,450 INFO L274 CegarLoopResult]: For program point L700-1(lines 681 705) no Hoare annotation was computed. [2020-10-27 03:22:44,450 INFO L270 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,450 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2020-10-27 03:22:44,451 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 681 705) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,451 INFO L270 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 681 705) no Hoare annotation was computed. [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 840 854) no Hoare annotation was computed. [2020-10-27 03:22:44,451 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,451 INFO L274 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2020-10-27 03:22:44,452 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 840 854) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:22:44,452 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 840 854) no Hoare annotation was computed. [2020-10-27 03:22:44,452 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 776 784) no Hoare annotation was computed. [2020-10-27 03:22:44,452 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 776 784) the Hoare annotation is: true [2020-10-27 03:22:44,452 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 776 784) no Hoare annotation was computed. [2020-10-27 03:22:44,452 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-27 03:22:44,452 INFO L277 CegarLoopResult]: At program point L828(line 828) the Hoare annotation is: true [2020-10-27 03:22:44,452 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 821 839) the Hoare annotation is: true [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 821 839) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 821 839) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:22:44,453 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point L804(lines 804 812) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 785 820) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 812) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 518 524) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 518 524) the Hoare annotation is: true [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:44,454 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 03:22:44,455 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:44,456 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 935 944) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,456 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 935 944) no Hoare annotation was computed. [2020-10-27 03:22:44,456 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 935 944) no Hoare annotation was computed. [2020-10-27 03:22:44,456 INFO L274 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-27 03:22:44,456 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 765 775) the Hoare annotation is: true [2020-10-27 03:22:44,456 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 765 775) no Hoare annotation was computed. [2020-10-27 03:22:44,456 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 765 775) no Hoare annotation was computed. [2020-10-27 03:22:44,457 INFO L277 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: true [2020-10-27 03:22:44,457 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 757 764) the Hoare annotation is: true [2020-10-27 03:22:44,457 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 757 764) no Hoare annotation was computed. [2020-10-27 03:22:44,457 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 757 764) no Hoare annotation was computed. [2020-10-27 03:22:44,457 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 707 731) no Hoare annotation was computed. [2020-10-27 03:22:44,457 INFO L270 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,457 INFO L274 CegarLoopResult]: For program point L726-1(lines 707 731) no Hoare annotation was computed. [2020-10-27 03:22:44,457 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 707 731) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,457 INFO L270 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,458 INFO L270 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,458 INFO L274 CegarLoopResult]: For program point L715(lines 715 723) no Hoare annotation was computed. [2020-10-27 03:22:44,458 INFO L270 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,458 INFO L274 CegarLoopResult]: For program point L713-1(line 713) no Hoare annotation was computed. [2020-10-27 03:22:44,458 INFO L274 CegarLoopResult]: For program point L711(lines 711 728) no Hoare annotation was computed. [2020-10-27 03:22:44,458 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 673 679) no Hoare annotation was computed. [2020-10-27 03:22:44,458 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 673 679) the Hoare annotation is: true [2020-10-27 03:22:44,458 INFO L270 CegarLoopResult]: At program point testENTRY(lines 574 641) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:22:44,459 INFO L270 CegarLoopResult]: At program point L634(lines 583 635) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,459 INFO L274 CegarLoopResult]: For program point testFINAL(lines 574 641) no Hoare annotation was computed. [2020-10-27 03:22:44,459 INFO L270 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,459 INFO L274 CegarLoopResult]: For program point L622(lines 622 628) no Hoare annotation was computed. [2020-10-27 03:22:44,459 INFO L270 CegarLoopResult]: At program point L622-1(lines 614 629) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,459 INFO L274 CegarLoopResult]: For program point L585(lines 584 633) no Hoare annotation was computed. [2020-10-27 03:22:44,459 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,459 INFO L274 CegarLoopResult]: For program point L614(lines 614 629) no Hoare annotation was computed. [2020-10-27 03:22:44,459 INFO L270 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L270 CegarLoopResult]: At program point L631(lines 584 633) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,460 INFO L270 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point L594(lines 594 600) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point L594-1(lines 594 600) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point testEXIT(lines 574 641) no Hoare annotation was computed. [2020-10-27 03:22:44,460 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-27 03:22:44,461 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 732 739) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 732 739) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 732 739) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point L470(lines 470 478) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2020-10-27 03:22:44,462 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:44,463 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 508 517) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 508 517) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 508 517) no Hoare annotation was computed. [2020-10-27 03:22:44,464 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,465 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:22:44,465 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,465 INFO L274 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-10-27 03:22:44,465 INFO L274 CegarLoopResult]: For program point L751-1(lines 740 756) no Hoare annotation was computed. [2020-10-27 03:22:44,465 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 740 756) no Hoare annotation was computed. [2020-10-27 03:22:44,465 INFO L274 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 740 756) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,466 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,467 INFO L274 CegarLoopResult]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2020-10-27 03:22:44,467 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 441 452) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:22:44,467 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2020-10-27 03:22:44,467 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2020-10-27 03:22:44,467 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-27 03:22:44,467 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-27 03:22:44,467 INFO L270 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,467 INFO L270 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,468 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 649 672) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,468 INFO L270 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:44,468 INFO L274 CegarLoopResult]: For program point L653(lines 652 671) no Hoare annotation was computed. [2020-10-27 03:22:44,468 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed. [2020-10-27 03:22:44,468 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed. [2020-10-27 03:22:44,468 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 874 903) no Hoare annotation was computed. [2020-10-27 03:22:44,468 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-10-27 03:22:44,468 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 874 903) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,469 INFO L274 CegarLoopResult]: For program point L888(lines 888 892) no Hoare annotation was computed. [2020-10-27 03:22:44,469 INFO L270 CegarLoopResult]: At program point L888-1(lines 888 892) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,469 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-27 03:22:44,469 INFO L270 CegarLoopResult]: At program point L884-2(lines 884 898) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,469 INFO L270 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:44,469 INFO L274 CegarLoopResult]: For program point L880-1(line 880) no Hoare annotation was computed. [2020-10-27 03:22:44,469 INFO L277 CegarLoopResult]: At program point L899(lines 874 903) the Hoare annotation is: true [2020-10-27 03:22:44,469 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2020-10-27 03:22:44,469 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L274 CegarLoopResult]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 928 934) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 928 934) the Hoare annotation is: true [2020-10-27 03:22:44,470 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,470 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:22:44,470 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 855 862) no Hoare annotation was computed. [2020-10-27 03:22:44,470 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 855 862) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 855 862) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 429 440) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 864 871) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 864 871) the Hoare annotation is: true [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 864 871) no Hoare annotation was computed. [2020-10-27 03:22:44,471 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 544 568) the Hoare annotation is: true [2020-10-27 03:22:44,471 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 544 568) no Hoare annotation was computed. [2020-10-27 03:22:44,472 INFO L270 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:22:44,472 INFO L274 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-10-27 03:22:44,472 INFO L277 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: true [2020-10-27 03:22:44,472 INFO L274 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-10-27 03:22:44,472 INFO L274 CegarLoopResult]: For program point L552(lines 552 565) no Hoare annotation was computed. [2020-10-27 03:22:44,472 INFO L274 CegarLoopResult]: For program point L552-1(lines 544 568) no Hoare annotation was computed. [2020-10-27 03:22:44,472 INFO L277 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: true [2020-10-27 03:22:44,472 INFO L274 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-27 03:22:44,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:22:44 BoogieIcfgContainer [2020-10-27 03:22:44,489 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:22:44,491 INFO L168 Benchmark]: Toolchain (without parser) took 34558.00 ms. Allocated memory was 162.5 MB in the beginning and 494.9 MB in the end (delta: 332.4 MB). Free memory was 137.8 MB in the beginning and 317.4 MB in the end (delta: -179.6 MB). Peak memory consumption was 300.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:44,492 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 162.5 MB. Free memory is still 134.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:22:44,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.68 ms. Allocated memory is still 162.5 MB. Free memory was 137.2 MB in the beginning and 116.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:44,493 INFO L168 Benchmark]: Boogie Preprocessor took 87.42 ms. Allocated memory is still 162.5 MB. Free memory was 116.3 MB in the beginning and 112.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:44,494 INFO L168 Benchmark]: RCFGBuilder took 1366.57 ms. Allocated memory is still 162.5 MB. Free memory was 112.2 MB in the beginning and 59.8 MB in the end (delta: 52.4 MB). Peak memory consumption was 53.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:44,495 INFO L168 Benchmark]: TraceAbstraction took 32428.26 ms. Allocated memory was 162.5 MB in the beginning and 494.9 MB in the end (delta: 332.4 MB). Free memory was 59.3 MB in the beginning and 317.4 MB in the end (delta: -258.1 MB). Peak memory consumption was 221.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:44,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 162.5 MB. Free memory is still 134.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 660.68 ms. Allocated memory is still 162.5 MB. Free memory was 137.2 MB in the beginning and 116.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 87.42 ms. Allocated memory is still 162.5 MB. Free memory was 116.3 MB in the beginning and 112.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1366.57 ms. Allocated memory is still 162.5 MB. Free memory was 112.2 MB in the beginning and 59.8 MB in the end (delta: 52.4 MB). Peak memory consumption was 53.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 32428.26 ms. Allocated memory was 162.5 MB in the beginning and 494.9 MB in the end (delta: 332.4 MB). Free memory was 59.3 MB in the beginning and 317.4 MB in the end (delta: -258.1 MB). Peak memory consumption was 221.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 223 SDtfs, 410 SDslu, 101 SDs, 0 SdLazy, 654 SolverSat, 248 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 64 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 281 PreInvPairs, 331 NumberOfFragments, 678 HoareAnnotationTreeSize, 281 FomulaSimplifications, 7898 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 62 FomulaSimplificationsInter, 11165 FormulaSimplificationTreeSizeReductionInter, 11.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.4s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 33690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 correct! Received shutdown request...