/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:44,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:44,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:44,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:44,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:44,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:44,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:44,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:44,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:44,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:44,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:44,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:44,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:44,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:44,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:44,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:44,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:44,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:44,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:44,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:44,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:44,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:44,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:44,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:44,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:44,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:44,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:44,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:44,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:44,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:44,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:44,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:44,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:44,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:44,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:44,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:44,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:44,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:44,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:44,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:44,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:44,235 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 [2020-09-21 11:06:44,287 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:44,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:44,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:44,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:44,291 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:44,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:44,292 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:44,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:44,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:44,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:44,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:44,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:44,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:44,294 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:44,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:44,294 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:44,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:44,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:44,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:44,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:44,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:44,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:44,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:44,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:44,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:44,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:44,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:44,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:44,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:44,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:44,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:44,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:44,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:44,770 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:44,771 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:44,772 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-09-21 11:06:44,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e0719323/3c1568ede5714ba6a9dbd7253aca9c64/FLAG856cca76e [2020-09-21 11:06:45,487 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:45,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-09-21 11:06:45,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e0719323/3c1568ede5714ba6a9dbd7253aca9c64/FLAG856cca76e [2020-09-21 11:06:45,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6e0719323/3c1568ede5714ba6a9dbd7253aca9c64 [2020-09-21 11:06:45,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:45,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:45,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:45,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:45,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:45,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:45, skipping insertion in model container [2020-09-21 11:06:45,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:45" (1/1) ... [2020-09-21 11:06:45,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:45,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:46,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:46,378 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:46,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:46,531 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:46,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46 WrapperNode [2020-09-21 11:06:46,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:46,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:46,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:46,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:46,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (1/1) ... [2020-09-21 11:06:46,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:46,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:46,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:46,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:46,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (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 [2020-09-21 11:06:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:06:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:06:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:06:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:06:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:46,714 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:47,807 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:47,807 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:47,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:47 BoogieIcfgContainer [2020-09-21 11:06:47,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:47,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:47,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:47,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:47,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:45" (1/3) ... [2020-09-21 11:06:47,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa29969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:47, skipping insertion in model container [2020-09-21 11:06:47,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:46" (2/3) ... [2020-09-21 11:06:47,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa29969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:47, skipping insertion in model container [2020-09-21 11:06:47,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:47" (3/3) ... [2020-09-21 11:06:47,823 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2020-09-21 11:06:47,835 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:47,846 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:47,869 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:47,898 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:47,898 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:47,898 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:47,898 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:47,898 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:47,899 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:47,899 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:47,899 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-09-21 11:06:47,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:47,938 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:47,939 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] [2020-09-21 11:06:47,940 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:47,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:47,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1678806906, now seen corresponding path program 1 times [2020-09-21 11:06:47,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:47,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [202415495] [2020-09-21 11:06:47,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,280 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,280 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,280 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:48,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-21 11:06:48,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:48,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:48,715 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:48,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,729 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,730 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,730 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,730 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,816 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,816 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,817 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,817 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,829 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,829 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,829 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,830 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,838 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:48,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,849 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,850 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,850 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,850 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:48,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:48,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,868 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,868 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,869 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,869 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:48,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,880 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,880 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,881 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:48,888 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:48,888 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:48,889 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:48,889 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:48,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:48,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:48,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:48,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:48,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:48,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:48,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:48,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:48,934 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [202415495] [2020-09-21 11:06:48,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:48,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:48,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752331669] [2020-09-21 11:06:48,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:48,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:48,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:48,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:48,972 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-09-21 11:06:49,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:49,962 INFO L93 Difference]: Finished difference Result 271 states and 357 transitions. [2020-09-21 11:06:49,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:49,965 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:49,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:49,983 INFO L225 Difference]: With dead ends: 271 [2020-09-21 11:06:49,984 INFO L226 Difference]: Without dead ends: 153 [2020-09-21 11:06:49,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:50,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-09-21 11:06:50,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 119. [2020-09-21 11:06:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-09-21 11:06:50,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-09-21 11:06:50,093 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2020-09-21 11:06:50,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:50,094 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-09-21 11:06:50,094 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:50,094 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-09-21 11:06:50,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:50,098 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:50,099 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] [2020-09-21 11:06:50,099 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:50,100 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:50,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:50,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1533869534, now seen corresponding path program 1 times [2020-09-21 11:06:50,100 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:50,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1785819769] [2020-09-21 11:06:50,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,169 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,169 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,170 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,170 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:50,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:50,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:50,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,484 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:50,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,495 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,495 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:50,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,531 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,531 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,532 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,532 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:50,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,536 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,536 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,537 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,537 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:50,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,541 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,542 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,542 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:50,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,547 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,547 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,547 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,548 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:50,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,564 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,564 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,564 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,565 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:50,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:50,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,569 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,570 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,570 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,570 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:50,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:50,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:50,575 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:50,575 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:50,575 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:50,576 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:50,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:50,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:50,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:50,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:50,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:50,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:50,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:50,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:50,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1785819769] [2020-09-21 11:06:50,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:50,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:50,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811887778] [2020-09-21 11:06:50,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:50,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:50,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:50,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:50,591 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2020-09-21 11:06:51,056 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:51,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:51,995 INFO L93 Difference]: Finished difference Result 206 states and 256 transitions. [2020-09-21 11:06:51,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:51,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:51,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:52,000 INFO L225 Difference]: With dead ends: 206 [2020-09-21 11:06:52,001 INFO L226 Difference]: Without dead ends: 143 [2020-09-21 11:06:52,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:52,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-09-21 11:06:52,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 110. [2020-09-21 11:06:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-09-21 11:06:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-09-21 11:06:52,045 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2020-09-21 11:06:52,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:52,045 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-09-21 11:06:52,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-09-21 11:06:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:52,048 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:52,048 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] [2020-09-21 11:06:52,048 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:52,048 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:52,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:52,049 INFO L82 PathProgramCache]: Analyzing trace with hash 2046992772, now seen corresponding path program 1 times [2020-09-21 11:06:52,049 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:52,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263056285] [2020-09-21 11:06:52,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,512 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:52,513 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,513 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,513 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 403 [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:52,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:52,828 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:52,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:52,952 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:52,952 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:52,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:52,955 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:52,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:52,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:52,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-21 11:06:52,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:52,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:52,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,015 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,015 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,015 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:53,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,025 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:53,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,032 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,033 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,033 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:53,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,052 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,052 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,052 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,053 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:53,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:06:53,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:53,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,066 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,066 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:53,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:53,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:53,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,082 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,082 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,082 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,082 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:53,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:53,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:53,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:53,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-21 11:06:53,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:53,094 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:53,094 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:53,094 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:53,094 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:53,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:53,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:53,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:53,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:53,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:53,105 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263056285] [2020-09-21 11:06:53,106 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:53,106 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:53,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357912205] [2020-09-21 11:06:53,107 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:53,107 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:53,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:53,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:53,108 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 5 states. [2020-09-21 11:06:53,489 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:55,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:55,114 INFO L93 Difference]: Finished difference Result 316 states and 397 transitions. [2020-09-21 11:06:55,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:55,115 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:06:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:55,121 INFO L225 Difference]: With dead ends: 316 [2020-09-21 11:06:55,122 INFO L226 Difference]: Without dead ends: 234 [2020-09-21 11:06:55,123 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:55,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-09-21 11:06:55,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 182. [2020-09-21 11:06:55,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-09-21 11:06:55,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 217 transitions. [2020-09-21 11:06:55,187 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 217 transitions. Word has length 57 [2020-09-21 11:06:55,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:55,188 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 217 transitions. [2020-09-21 11:06:55,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:55,188 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 217 transitions. [2020-09-21 11:06:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:06:55,191 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:55,191 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] [2020-09-21 11:06:55,192 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:55,192 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:55,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:55,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1465271355, now seen corresponding path program 1 times [2020-09-21 11:06:55,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:55,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [150784597] [2020-09-21 11:06:55,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,543 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,544 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:06:55,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 302 [2020-09-21 11:06:55,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:55,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:06:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,978 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:55,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,044 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,045 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,045 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:56,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-21 11:06:56,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:56,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,106 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:56,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:56,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:56,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,118 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,119 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,119 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,120 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:56,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:56,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:56,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,129 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,129 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,130 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,130 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:56,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:56,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:56,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:56,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:56,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:56,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,164 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,164 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,165 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,165 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:56,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:56,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:56,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,197 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,197 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,199 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,199 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:06:56,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:56,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:06:56,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:56,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:06:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,257 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,257 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,258 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,258 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:56,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:06:56,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:56,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:56,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:06:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:56,290 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:56,290 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:56,291 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:56,291 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:56,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:56,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:56,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:56,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:56,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:56,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:56,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:56,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:56,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [150784597] [2020-09-21 11:06:56,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:56,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:56,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005507537] [2020-09-21 11:06:56,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:56,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:56,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:56,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:56,320 INFO L87 Difference]: Start difference. First operand 182 states and 217 transitions. Second operand 9 states. [2020-09-21 11:06:56,940 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:58,269 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:58,667 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:59,008 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:59,319 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:00,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:00,568 INFO L93 Difference]: Finished difference Result 588 states and 788 transitions. [2020-09-21 11:07:00,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:07:00,569 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:07:00,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:00,575 INFO L225 Difference]: With dead ends: 588 [2020-09-21 11:07:00,575 INFO L226 Difference]: Without dead ends: 434 [2020-09-21 11:07:00,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:07:00,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-09-21 11:07:00,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 319. [2020-09-21 11:07:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-09-21 11:07:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 384 transitions. [2020-09-21 11:07:00,671 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 384 transitions. Word has length 62 [2020-09-21 11:07:00,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:00,671 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 384 transitions. [2020-09-21 11:07:00,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:07:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 384 transitions. [2020-09-21 11:07:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:07:00,675 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:00,675 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] [2020-09-21 11:07:00,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:07:00,675 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:00,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:00,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1017707479, now seen corresponding path program 1 times [2020-09-21 11:07:00,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:00,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [740931969] [2020-09-21 11:07:00,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,233 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:07:01,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-09-21 11:07:01,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:07:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:01,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:07:01,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:01,628 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:01,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,694 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,695 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,695 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,695 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-21 11:07:01,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:01,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,727 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,728 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,728 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,728 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:01,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:01,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,735 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,735 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,735 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,735 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:01,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:01,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:01,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,743 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,743 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,743 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,744 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:01,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,749 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,749 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,750 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,750 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:01,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:01,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,766 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,766 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,767 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,767 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:01,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:07:01,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:07:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,785 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,786 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,786 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,786 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:01,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,806 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,806 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,806 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,806 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:01,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:01,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:07:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,813 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,814 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,814 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,814 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:01,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:01,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:07:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,821 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:01,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:01,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:01,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:01,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [740931969] [2020-09-21 11:07:01,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:01,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:01,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984228854] [2020-09-21 11:07:01,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:01,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:01,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:01,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:01,854 INFO L87 Difference]: Start difference. First operand 319 states and 384 transitions. Second operand 10 states. [2020-09-21 11:07:02,317 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:03,606 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,930 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,243 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:04,609 INFO L93 Difference]: Finished difference Result 627 states and 846 transitions. [2020-09-21 11:07:04,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:07:04,609 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:07:04,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:04,610 INFO L225 Difference]: With dead ends: 627 [2020-09-21 11:07:04,610 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:04,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:07:04,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:04,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:04,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:04,615 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:07:04,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:04,616 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:04,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:04,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:04,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:04,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:04,813 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,990 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:05,156 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:05,324 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:05,493 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,660 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,823 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:05,990 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:06,154 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:06,312 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:06,474 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:06,633 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,044 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:07,345 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:07,636 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:07,988 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:08,345 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:08,633 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:08,918 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:09,202 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:09,555 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:09,835 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:10,188 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:10,436 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:10,686 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:11,035 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:11,314 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:11,666 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:11,835 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:11,988 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:12,141 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:12,299 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,454 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:12,602 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:12,843 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:13,078 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-21 11:07:13,319 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:13,554 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-21 11:07:13,789 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-21 11:07:14,029 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:14,270 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:14,513 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:14,753 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 11:07:14,899 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:15,053 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:07:15,207 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:15,365 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,523 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,679 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:15,832 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:15,989 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,146 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,303 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,456 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:16,614 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,768 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:16,915 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:17,063 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:17,217 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:17,374 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,527 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:17,685 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,834 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:17,987 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:18,141 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:18,294 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:18,446 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:18,600 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:18,758 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,915 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,073 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,221 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:19,379 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,536 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,693 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,851 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,272 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 6 [2020-09-21 11:07:20,432 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,591 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,744 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:20,899 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:21,056 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,204 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:21,358 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:21,515 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,672 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,836 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:21,991 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:22,148 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:22,573 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 6 [2020-09-21 11:07:22,981 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:07:23,350 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:23,716 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:24,057 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:24,424 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:07:24,839 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:25,204 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:25,568 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:25,932 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:07:26,296 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:26,657 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-21 11:07:26,925 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:07:27,191 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:07:27,533 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:27,896 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:28,239 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:07:28,397 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:28,695 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:07:28,852 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:29,006 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:29,154 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:29,307 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:29,464 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:29,621 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:29,779 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:30,391 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 6 [2020-09-21 11:07:30,548 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:30,696 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:30,849 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:31,002 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:31,217 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:07:31,374 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:31,546 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:31,703 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:31,860 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:32,028 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:32,182 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:32,335 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:32,487 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:32,639 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:32,796 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:32,954 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:33,106 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:33,253 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:33,406 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:33,564 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:33,719 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:33,868 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:34,314 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:07:34,510 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:34,746 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:34,950 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:35,197 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:35,646 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:36,093 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:07:36,498 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:36,903 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-21 11:07:37,193 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:37,627 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:37,836 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:07:38,234 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:07:38,485 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:38,884 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:39,113 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:39,559 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:07:39,787 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:40,195 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:07:40,404 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:07:40,625 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:40,850 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:41,088 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:41,568 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:07:42,005 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:42,010 INFO L268 CegarLoopResult]: For program point L414(lines 391 415) no Hoare annotation was computed. [2020-09-21 11:07:42,010 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 367 422) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 367 422) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point L392-2(lines 392 413) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 367 422) no Hoare annotation was computed. [2020-09-21 11:07:42,011 INFO L268 CegarLoopResult]: For program point L449-2(lines 449 474) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L475(lines 448 476) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 423 482) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L468-1(line 468) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 423 482) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 423 482) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2020-09-21 11:07:42,012 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-09-21 11:07:42,013 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2020-09-21 11:07:42,013 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2020-09-21 11:07:42,013 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2020-09-21 11:07:42,013 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2020-09-21 11:07:42,013 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2020-09-21 11:07:42,014 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,014 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2020-09-21 11:07:42,014 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,014 INFO L264 CegarLoopResult]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,014 INFO L268 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-09-21 11:07:42,014 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2020-09-21 11:07:42,015 INFO L268 CegarLoopResult]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2020-09-21 11:07:42,015 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-09-21 11:07:42,015 INFO L264 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,015 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,015 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,015 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 248 271) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 248 271) no Hoare annotation was computed. [2020-09-21 11:07:42,016 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 248 271) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-09-21 11:07:42,017 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-09-21 11:07:42,018 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-09-21 11:07:42,018 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2020-09-21 11:07:42,018 INFO L264 CegarLoopResult]: At program point L920(line 920) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:42,018 INFO L268 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-09-21 11:07:42,018 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:07:42,018 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2020-09-21 11:07:42,018 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2020-09-21 11:07:42,019 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2020-09-21 11:07:42,019 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2020-09-21 11:07:42,019 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2020-09-21 11:07:42,019 INFO L268 CegarLoopResult]: For program point L904(lines 904 908) no Hoare annotation was computed. [2020-09-21 11:07:42,019 INFO L271 CegarLoopResult]: At program point L902(line 902) the Hoare annotation is: true [2020-09-21 11:07:42,019 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2020-09-21 11:07:42,019 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2020-09-21 11:07:42,019 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2020-09-21 11:07:42,020 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point L866(lines 866 874) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 321 366) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 321 366) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 321 366) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 634 679) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point L654(lines 654 661) no Hoare annotation was computed. [2020-09-21 11:07:42,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 634 679) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point L648(lines 648 668) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point L648-1(lines 648 668) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 634 679) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,022 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2020-09-21 11:07:42,022 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2020-09-21 11:07:42,023 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2020-09-21 11:07:42,024 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:42,024 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:42,024 INFO L268 CegarLoopResult]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2020-09-21 11:07:42,024 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:42,024 INFO L264 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:42,024 INFO L268 CegarLoopResult]: For program point L806(lines 806 814) no Hoare annotation was computed. [2020-09-21 11:07:42,024 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:42,024 INFO L268 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-09-21 11:07:42,025 INFO L268 CegarLoopResult]: For program point L802(lines 802 819) no Hoare annotation was computed. [2020-09-21 11:07:42,025 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2020-09-21 11:07:42,025 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2020-09-21 11:07:42,025 INFO L268 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-09-21 11:07:42,025 INFO L264 CegarLoopResult]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,025 INFO L268 CegarLoopResult]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2020-09-21 11:07:42,025 INFO L264 CegarLoopResult]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:42,026 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,026 INFO L268 CegarLoopResult]: For program point L740(lines 740 746) no Hoare annotation was computed. [2020-09-21 11:07:42,026 INFO L264 CegarLoopResult]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,026 INFO L268 CegarLoopResult]: For program point L703(lines 702 751) no Hoare annotation was computed. [2020-09-21 11:07:42,026 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,026 INFO L268 CegarLoopResult]: For program point L732(lines 732 747) no Hoare annotation was computed. [2020-09-21 11:07:42,026 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-09-21 11:07:42,027 INFO L264 CegarLoopResult]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,027 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2020-09-21 11:07:42,027 INFO L268 CegarLoopResult]: For program point L608(lines 608 615) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point L602(lines 602 622) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 588 633) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 622) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 588 633) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 588 633) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2020-09-21 11:07:42,028 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L264 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L264 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point L58-1(line 58) no Hoare annotation was computed. [2020-09-21 11:07:42,029 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:42,029 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:07:42,030 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 173 195) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 173 195) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-09-21 11:07:42,030 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 173 195) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 86 95) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 86 95) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 86 95) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 485 587) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point L574(lines 574 581) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point L535(lines 534 554) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-09-21 11:07:42,031 INFO L268 CegarLoopResult]: For program point L566-1(line 566) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L531(lines 531 572) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 485 587) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L509(lines 509 513) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L573(lines 573 584) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-09-21 11:07:42,032 INFO L268 CegarLoopResult]: For program point L534-2(lines 534 554) no Hoare annotation was computed. [2020-09-21 11:07:42,033 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 485 587) no Hoare annotation was computed. [2020-09-21 11:07:42,033 INFO L268 CegarLoopResult]: For program point L555(lines 533 556) no Hoare annotation was computed. [2020-09-21 11:07:42,033 INFO L268 CegarLoopResult]: For program point L514(lines 514 530) no Hoare annotation was computed. [2020-09-21 11:07:42,033 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,033 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:07:42,033 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 823 830) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 823 830) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 823 830) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 196 204) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 196 204) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 196 204) no Hoare annotation was computed. [2020-09-21 11:07:42,034 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:07:42,034 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2020-09-21 11:07:42,035 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:42,035 INFO L264 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:42,036 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2020-09-21 11:07:42,036 INFO L264 CegarLoopResult]: At program point L777(lines 777 783) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:42,036 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2020-09-21 11:07:42,036 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:42,036 INFO L268 CegarLoopResult]: For program point L770(lines 769 788) no Hoare annotation was computed. [2020-09-21 11:07:42,036 INFO L271 CegarLoopResult]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2020-09-21 11:07:42,036 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2020-09-21 11:07:42,037 INFO L271 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: true [2020-09-21 11:07:42,037 INFO L268 CegarLoopResult]: For program point L223-1(line 223) no Hoare annotation was computed. [2020-09-21 11:07:42,037 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2020-09-21 11:07:42,037 INFO L271 CegarLoopResult]: At program point L242(lines 217 246) the Hoare annotation is: true [2020-09-21 11:07:42,037 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-09-21 11:07:42,037 INFO L268 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-09-21 11:07:42,037 INFO L271 CegarLoopResult]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2020-09-21 11:07:42,037 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-09-21 11:07:42,038 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2020-09-21 11:07:42,038 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2020-09-21 11:07:42,038 INFO L268 CegarLoopResult]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2020-09-21 11:07:42,038 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2020-09-21 11:07:42,038 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2020-09-21 11:07:42,038 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,038 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:07:42,038 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2020-09-21 11:07:42,039 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2020-09-21 11:07:42,039 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:42,039 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2020-09-21 11:07:42,040 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2020-09-21 11:07:42,040 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2020-09-21 11:07:42,040 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2020-09-21 11:07:42,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:07:42 BoogieIcfgContainer [2020-09-21 11:07:42,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:07:42,062 INFO L168 Benchmark]: Toolchain (without parser) took 56290.91 ms. Allocated memory was 141.0 MB in the beginning and 629.1 MB in the end (delta: 488.1 MB). Free memory was 102.6 MB in the beginning and 536.4 MB in the end (delta: -433.8 MB). Peak memory consumption was 504.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:42,063 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:07:42,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.81 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 175.1 MB in the end (delta: -73.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:42,065 INFO L168 Benchmark]: Boogie Preprocessor took 97.38 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 171.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:42,065 INFO L168 Benchmark]: RCFGBuilder took 1183.27 ms. Allocated memory was 205.5 MB in the beginning and 237.0 MB in the end (delta: 31.5 MB). Free memory was 171.1 MB in the beginning and 197.8 MB in the end (delta: -26.8 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:42,066 INFO L168 Benchmark]: TraceAbstraction took 54245.67 ms. Allocated memory was 237.0 MB in the beginning and 629.1 MB in the end (delta: 392.2 MB). Free memory was 197.8 MB in the beginning and 536.4 MB in the end (delta: -338.6 MB). Peak memory consumption was 503.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:42,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 755.81 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 175.1 MB in the end (delta: -73.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.38 ms. Allocated memory is still 205.5 MB. Free memory was 175.1 MB in the beginning and 171.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1183.27 ms. Allocated memory was 205.5 MB in the beginning and 237.0 MB in the end (delta: 31.5 MB). Free memory was 171.1 MB in the beginning and 197.8 MB in the end (delta: -26.8 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 54245.67 ms. Allocated memory was 237.0 MB in the beginning and 629.1 MB in the end (delta: 392.2 MB). Free memory was 197.8 MB in the beginning and 536.4 MB in the end (delta: -338.6 MB). Peak memory consumption was 503.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 229 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 37.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 508 SDtfs, 932 SDslu, 457 SDs, 0 SdLazy, 1874 SolverSat, 726 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 234 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 456 PreInvPairs, 557 NumberOfFragments, 775 HoareAnnotationTreeSize, 456 FomulaSimplifications, 278714 FormulaSimplificationTreeSizeReduction, 29.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 13456 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 82867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...