/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:46:09,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:46:09,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:46:09,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:46:09,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:46:09,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:46:09,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:46:09,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:46:09,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:46:09,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:46:09,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:46:09,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:46:09,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:46:09,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:46:09,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:46:09,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:46:09,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:46:09,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:46:09,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:46:09,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:46:09,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:46:09,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:46:09,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:46:09,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:46:09,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:46:09,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:46:09,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:46:09,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:46:09,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:46:09,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:46:09,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:46:09,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:46:09,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:46:09,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:46:09,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:46:09,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:46:09,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:46:09,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:46:09,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:46:09,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:46:09,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:46:09,797 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 [2020-10-28 16:46:09,850 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:46:09,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:46:09,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:46:09,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:46:09,855 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:46:09,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:46:09,856 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:46:09,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:46:09,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:46:09,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:46:09,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:46:09,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:46:09,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:46:09,859 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:46:09,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:46:09,859 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:46:09,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:46:09,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:46:09,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:46:09,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:46:09,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:46:09,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:09,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:46:09,862 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:46:09,863 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:46:10,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:46:10,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:46:10,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:46:10,326 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:46:10,327 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:46:10,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-10-28 16:46:10,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b824635d/2525678d175e41dab6a538c6ade43d8c/FLAG671c9375d [2020-10-28 16:46:11,138 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:46:11,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-10-28 16:46:11,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b824635d/2525678d175e41dab6a538c6ade43d8c/FLAG671c9375d [2020-10-28 16:46:11,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b824635d/2525678d175e41dab6a538c6ade43d8c [2020-10-28 16:46:11,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:46:11,394 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:46:11,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:11,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:46:11,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:46:11,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:11" (1/1) ... [2020-10-28 16:46:11,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366ae672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:11, skipping insertion in model container [2020-10-28 16:46:11,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:11" (1/1) ... [2020-10-28 16:46:11,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:46:11,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:46:11,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:11,891 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:46:11,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:12,022 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:46:12,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12 WrapperNode [2020-10-28 16:46:12,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:12,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:46:12,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:46:12,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:46:12,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (1/1) ... [2020-10-28 16:46:12,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:46:12,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:46:12,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:46:12,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:46:12,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (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 [2020-10-28 16:46:12,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:46:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:46:12,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:46:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:46:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:46:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:46:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:46:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:46:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:46:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:46:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:46:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:46:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:46:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:46:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:46:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:46:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:46:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:46:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:46:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:46:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 16:46:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:46:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:46:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:46:12,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:46:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:46:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:46:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:46:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:46:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:46:12,322 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:46:12,322 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:46:12,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:46:12,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:46:12,323 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:46:12,324 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:46:12,324 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:46:12,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:12,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:46:12,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:46:12,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:46:12,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:46:12,326 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:12,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:46:12,326 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:12,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:12,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:46:12,327 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:46:12,327 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:46:12,327 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:46:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:46:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:46:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:46:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:46:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:46:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:46:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:46:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:46:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:46:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:46:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:46:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:46:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:46:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:46:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:46:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:46:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:46:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:46:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:46:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:46:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:46:12,334 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:46:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:46:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:46:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:46:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:46:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 16:46:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:46:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:46:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:46:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:46:14,013 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:46:14,013 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:46:14,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:14 BoogieIcfgContainer [2020-10-28 16:46:14,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:46:14,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:46:14,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:46:14,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:46:14,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:46:11" (1/3) ... [2020-10-28 16:46:14,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6122f789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:14, skipping insertion in model container [2020-10-28 16:46:14,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:12" (2/3) ... [2020-10-28 16:46:14,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6122f789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:14, skipping insertion in model container [2020-10-28 16:46:14,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:14" (3/3) ... [2020-10-28 16:46:14,026 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2020-10-28 16:46:14,039 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:46:14,045 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:46:14,059 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:46:14,089 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:46:14,089 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:46:14,090 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:46:14,090 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:46:14,090 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:46:14,090 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:46:14,090 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:46:14,090 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:46:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-10-28 16:46:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:46:14,125 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:14,126 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:46:14,127 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]=== [2020-10-28 16:46:14,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:14,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1490598223, now seen corresponding path program 1 times [2020-10-28 16:46:14,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:14,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1116219804] [2020-10-28 16:46:14,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:14,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:14,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:14,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:16,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:16,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:19,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:19,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:46:19,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:19,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:46:19,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:19,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:19,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:19,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:46:19,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:19,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 16:46:20,139 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:20,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:20,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-10-28 16:46:20,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:20,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:20,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:20,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:20,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:20,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:20,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:20,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:20,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:20,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:20,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:20,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:20,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:20,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:20,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:46:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:20,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:20,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:20,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:20,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:20,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:20,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:20,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:20,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:20,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:20,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:20,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:20,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1116219804] [2020-10-28 16:46:20,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:20,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:46:20,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068313180] [2020-10-28 16:46:20,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:46:20,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:20,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:46:20,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:20,493 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 4 states. [2020-10-28 16:46:22,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:22,303 INFO L93 Difference]: Finished difference Result 283 states and 373 transitions. [2020-10-28 16:46:22,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:46:22,306 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:46:22,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:22,320 INFO L225 Difference]: With dead ends: 283 [2020-10-28 16:46:22,320 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:46:22,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:22,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:46:22,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 125. [2020-10-28 16:46:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:46:22,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 148 transitions. [2020-10-28 16:46:22,427 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 148 transitions. Word has length 52 [2020-10-28 16:46:22,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:22,428 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 148 transitions. [2020-10-28 16:46:22,428 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:46:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2020-10-28 16:46:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:46:22,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:22,432 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:46:22,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:46:22,432 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]=== [2020-10-28 16:46:22,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:22,433 INFO L82 PathProgramCache]: Analyzing trace with hash -660348831, now seen corresponding path program 1 times [2020-10-28 16:46:22,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:22,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491710968] [2020-10-28 16:46:22,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:22,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:22,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:22,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:23,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:23,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:27,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:27,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:46:27,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:27,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:46:27,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:27,909 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:27,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:27,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:46:28,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:28,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:28,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:28,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:28,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:28,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:28,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:46:28,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:28,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:28,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:28,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:28,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:28,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:28,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:46:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:28,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:28,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:46:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:28,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:28,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:28,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:28,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:28,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:28,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:28,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:28,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491710968] [2020-10-28 16:46:28,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:28,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:46:28,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167559627] [2020-10-28 16:46:28,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:46:28,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:28,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:46:28,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:46:28,171 INFO L87 Difference]: Start difference. First operand 125 states and 148 transitions. Second operand 5 states. [2020-10-28 16:46:28,588 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:46:29,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:29,599 INFO L93 Difference]: Finished difference Result 253 states and 323 transitions. [2020-10-28 16:46:29,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:46:29,600 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:46:29,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:29,603 INFO L225 Difference]: With dead ends: 253 [2020-10-28 16:46:29,603 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:46:29,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:46:29,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:46:29,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 125. [2020-10-28 16:46:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:46:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-10-28 16:46:29,655 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 53 [2020-10-28 16:46:29,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:29,655 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-10-28 16:46:29,656 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:46:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-10-28 16:46:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 16:46:29,658 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:29,659 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:46:29,659 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:46:29,659 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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]=== [2020-10-28 16:46:29,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:29,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1854658529, now seen corresponding path program 1 times [2020-10-28 16:46:29,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:29,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410195229] [2020-10-28 16:46:29,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:29,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:30,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:30,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:30,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:30,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:31,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:34,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:34,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-28 16:46:34,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:46:34,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:46:34,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:34,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:34,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:46:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:46:34,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-28 16:46:34,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:35,097 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:35,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:35,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:35,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:35,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:35,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:46:35,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:46:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 16:46:35,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:46:35,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:35,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:46:35,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:35,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:35,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:46:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:35,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:35,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 16:46:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:35,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:35,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:35,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:35,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:35,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410195229] [2020-10-28 16:46:35,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:35,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:46:35,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432592282] [2020-10-28 16:46:35,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:46:35,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:35,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:46:35,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:46:35,272 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 6 states. [2020-10-28 16:46:35,720 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:46:39,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:39,055 INFO L93 Difference]: Finished difference Result 353 states and 516 transitions. [2020-10-28 16:46:39,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:46:39,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-10-28 16:46:39,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:39,065 INFO L225 Difference]: With dead ends: 353 [2020-10-28 16:46:39,065 INFO L226 Difference]: Without dead ends: 349 [2020-10-28 16:46:39,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:46:39,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-10-28 16:46:39,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 222. [2020-10-28 16:46:39,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-28 16:46:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 272 transitions. [2020-10-28 16:46:39,167 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 272 transitions. Word has length 70 [2020-10-28 16:46:39,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:39,168 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 272 transitions. [2020-10-28 16:46:39,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:46:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 272 transitions. [2020-10-28 16:46:39,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 16:46:39,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:39,174 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:46:39,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:46:39,175 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-28 16:46:39,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:39,175 INFO L82 PathProgramCache]: Analyzing trace with hash -605907612, now seen corresponding path program 1 times [2020-10-28 16:46:39,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:39,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2014320686] [2020-10-28 16:46:39,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:39,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:39,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:39,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:39,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:39,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:40,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:41,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:42,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-28 16:46:44,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 16:46:44,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:46:44,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:46:44,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:46:44,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:46:44,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,648 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:44,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:44,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:46:44,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:44,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:44,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:44,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:44,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:44,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:44,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:46:44,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:46:44,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-28 16:46:44,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:46:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 16:46:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:46:44,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:46:44,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:46:44,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:46:44,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:46:44,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:44,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:46:44,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:44,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:44,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:46:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:44,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:44,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:46:44,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:46:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:46:44,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:46:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:45,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:46:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:45,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:46:45,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:46:45,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:45,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:45,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 16:46:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:46:45,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:45,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 16:46:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:46:45,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:45,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:45,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:45,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:45,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:46:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:45,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:45,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:46:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:45,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:45,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:45,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:45,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-28 16:46:45,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2014320686] [2020-10-28 16:46:45,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:46:45,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:46:45,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197525207] [2020-10-28 16:46:45,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:46:45,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:45,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:46:45,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:46:45,182 INFO L87 Difference]: Start difference. First operand 222 states and 272 transitions. Second operand 11 states. [2020-10-28 16:46:45,791 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:46:47,169 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:46:47,645 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:46:48,495 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-28 16:46:48,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:48,865 INFO L93 Difference]: Finished difference Result 310 states and 406 transitions. [2020-10-28 16:46:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:46:48,866 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 113 [2020-10-28 16:46:48,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:48,867 INFO L225 Difference]: With dead ends: 310 [2020-10-28 16:46:48,867 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:46:48,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:46:48,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:46:48,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:46:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:46:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:46:48,871 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2020-10-28 16:46:48,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:48,871 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:46:48,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:46:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:46:48,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:46:48,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:46:48,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:46:49,031 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:46:51,403 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:51,670 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:51,992 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:52,298 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:52,613 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:52,921 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:53,232 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:53,676 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:53,990 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:54,328 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:54,607 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:46:54,989 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:55,273 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:46:55,571 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:55,884 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:56,189 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:56,511 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:56,819 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:57,114 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:57,421 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:57,733 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:58,027 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:58,345 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:58,718 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:59,023 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:59,028 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:46:59,028 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:46:59,028 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:46:59,029 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:46:59,030 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 16:46:59,031 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-28 16:46:59,031 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 675 681) the Hoare annotation is: true [2020-10-28 16:46:59,031 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 675 681) no Hoare annotation was computed. [2020-10-28 16:46:59,031 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 682 690) no Hoare annotation was computed. [2020-10-28 16:46:59,031 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 682 690) the Hoare annotation is: true [2020-10-28 16:46:59,031 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 682 690) no Hoare annotation was computed. [2020-10-28 16:46:59,031 INFO L270 CegarLoopResult]: At program point L543(line 543) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,031 INFO L270 CegarLoopResult]: At program point L543-1(line 543) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,032 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 531 553) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,032 INFO L274 CegarLoopResult]: For program point L541(lines 541 548) no Hoare annotation was computed. [2020-10-28 16:46:59,032 INFO L274 CegarLoopResult]: For program point L541-1(lines 541 548) no Hoare annotation was computed. [2020-10-28 16:46:59,032 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-28 16:46:59,032 INFO L270 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,032 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,032 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 531 553) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L270 CegarLoopResult]: At program point L537-1(line 537) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 531 553) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 485 508) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 485 508) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 485 508) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-28 16:46:59,033 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-28 16:46:59,034 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 807 815) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 807 815) the Hoare annotation is: true [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 807 815) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L277 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: true [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 865) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point L859-1(line 859) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 852 870) the Hoare annotation is: true [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 852 870) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 852 870) no Hoare annotation was computed. [2020-10-28 16:46:59,035 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L823(lines 823 831) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L823-2(lines 823 831) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 816 851) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 816 851) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L835(lines 835 843) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 816 851) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 668 674) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 668 674) the Hoare annotation is: true [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:46:59,036 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:46:59,037 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 517 527) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,037 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 517 527) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L270 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 517 527) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L277 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: true [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 796 806) the Hoare annotation is: true [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 796 806) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 796 806) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 788 795) the Hoare annotation is: true [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 788 795) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 788 795) no Hoare annotation was computed. [2020-10-28 16:46:59,038 INFO L270 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,039 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:59,039 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2020-10-28 16:46:59,039 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2020-10-28 16:46:59,039 INFO L270 CegarLoopResult]: At program point testENTRY(lines 872 935) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,040 INFO L270 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,040 INFO L270 CegarLoopResult]: At program point L925(lines 882 927) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,040 INFO L274 CegarLoopResult]: For program point L892(lines 892 898) no Hoare annotation was computed. [2020-10-28 16:46:59,040 INFO L274 CegarLoopResult]: For program point L892-1(lines 892 898) no Hoare annotation was computed. [2020-10-28 16:46:59,040 INFO L274 CegarLoopResult]: For program point testFINAL(lines 872 935) no Hoare annotation was computed. [2020-10-28 16:46:59,040 INFO L274 CegarLoopResult]: For program point L884(lines 884 888) no Hoare annotation was computed. [2020-10-28 16:46:59,040 INFO L270 CegarLoopResult]: At program point L928(lines 881 929) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,040 INFO L274 CegarLoopResult]: For program point L918(lines 918 922) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L270 CegarLoopResult]: At program point L918-2(lines 912 923) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point L883(lines 882 927) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point L912(lines 912 923) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L270 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point testEXIT(lines 872 935) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:46:59,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 638 646) no Hoare annotation was computed. [2020-10-28 16:46:59,042 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 638 646) the Hoare annotation is: true [2020-10-28 16:46:59,042 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 638 646) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L270 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L433(lines 433 439) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 420 448) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L432(lines 432 442) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L270 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L428(lines 428 445) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L428-1(lines 420 448) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L270 CegarLoopResult]: At program point L426(line 426) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point L426-1(line 426) no Hoare annotation was computed. [2020-10-28 16:46:59,043 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 420 448) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 412 419) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 412 419) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 412 419) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 606 628) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point L614(lines 614 622) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 606 628) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 606 628) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point L614-2(lines 614 622) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 16:46:59,044 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-28 16:46:59,045 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 658 667) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 658 667) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 658 667) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,046 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.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~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#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~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#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)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.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~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#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~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:46:59,046 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 780 787) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 629 637) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 629 637) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 629 637) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L274 CegarLoopResult]: For program point L589-1(lines 585 596) no Hoare annotation was computed. [2020-10-28 16:46:59,047 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 585 596) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 585 596) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 597 605) the Hoare annotation is: true [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 597 605) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 597 605) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L270 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point L701(lines 700 719) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2020-10-28 16:46:59,048 INFO L270 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,049 INFO L270 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,049 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 452 481) no Hoare annotation was computed. [2020-10-28 16:46:59,049 INFO L277 CegarLoopResult]: At program point L477(lines 452 481) the Hoare annotation is: true [2020-10-28 16:46:59,049 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 452 481) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,049 INFO L274 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-28 16:46:59,049 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-10-28 16:46:59,049 INFO L270 CegarLoopResult]: At program point L466-1(lines 466 470) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,049 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-28 16:46:59,049 INFO L270 CegarLoopResult]: At program point L462-2(lines 462 476) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,050 INFO L270 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-10-28 16:46:59,050 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 561 572) the Hoare annotation is: true [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 561 572) no Hoare annotation was computed. [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point L565-1(lines 561 572) no Hoare annotation was computed. [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 509 515) no Hoare annotation was computed. [2020-10-28 16:46:59,050 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 509 515) the Hoare annotation is: true [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,050 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:46:59,050 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:46:59,050 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point L577-1(lines 573 584) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 573 584) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 573 584) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 648 655) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 648 655) the Hoare annotation is: true [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 648 655) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L274 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-10-28 16:46:59,051 INFO L270 CegarLoopResult]: At program point L735(line 735) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,052 INFO L274 CegarLoopResult]: For program point L735-1(line 735) no Hoare annotation was computed. [2020-10-28 16:46:59,052 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2020-10-28 16:46:59,052 INFO L274 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2020-10-28 16:46:59,052 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 729 753) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:59,052 INFO L270 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:59,052 INFO L274 CegarLoopResult]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2020-10-28 16:46:59,052 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,052 INFO L270 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:59,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:46:59 BoogieIcfgContainer [2020-10-28 16:46:59,071 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:46:59,073 INFO L168 Benchmark]: Toolchain (without parser) took 47684.00 ms. Allocated memory was 151.0 MB in the beginning and 653.3 MB in the end (delta: 502.3 MB). Free memory was 124.7 MB in the beginning and 330.3 MB in the end (delta: -205.6 MB). Peak memory consumption was 389.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:59,074 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.6 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:46:59,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.11 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 102.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:59,076 INFO L168 Benchmark]: Boogie Preprocessor took 171.39 ms. Allocated memory is still 151.0 MB. Free memory was 102.6 MB in the beginning and 132.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 7.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:59,076 INFO L168 Benchmark]: RCFGBuilder took 1818.76 ms. Allocated memory is still 151.0 MB. Free memory was 132.6 MB in the beginning and 126.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:59,077 INFO L168 Benchmark]: TraceAbstraction took 45053.16 ms. Allocated memory was 151.0 MB in the beginning and 653.3 MB in the end (delta: 502.3 MB). Free memory was 125.5 MB in the beginning and 330.3 MB in the end (delta: -204.8 MB). Peak memory consumption was 389.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:59,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.6 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 628.11 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 102.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 171.39 ms. Allocated memory is still 151.0 MB. Free memory was 102.6 MB in the beginning and 132.6 MB in the end (delta: -30.0 MB). Peak memory consumption was 7.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1818.76 ms. Allocated memory is still 151.0 MB. Free memory was 132.6 MB in the beginning and 126.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 45053.16 ms. Allocated memory was 151.0 MB in the beginning and 653.3 MB in the end (delta: 502.3 MB). Free memory was 125.5 MB in the beginning and 330.3 MB in the end (delta: -204.8 MB). Peak memory consumption was 389.9 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: 462]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 241 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 34.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 848 SDslu, 263 SDs, 0 SdLazy, 1182 SolverSat, 638 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 290 PreInvPairs, 324 NumberOfFragments, 986 HoareAnnotationTreeSize, 290 FomulaSimplifications, 40756 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 59 FomulaSimplificationsInter, 6563 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 23.1s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 284 ConstructedInterpolants, 0 QuantifiedInterpolants, 96096 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 32/39 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...