/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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:07:21,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:07:21,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:07:21,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:07:21,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:07:21,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:07:21,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:07:21,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:07:21,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:07:21,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:07:21,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:07:21,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:07:21,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:07:21,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:07:21,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:07:21,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:07:21,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:07:21,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:07:21,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:07:21,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:07:21,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:07:21,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:07:21,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:07:21,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:07:21,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:07:21,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:07:21,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:07:21,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:07:21,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:07:21,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:07:21,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:07:21,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:07:21,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:07:21,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:07:21,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:07:21,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:07:21,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:07:21,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:07:21,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:07:21,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:07:21,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:07:21,181 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 11:07:21,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:07:21,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:07:21,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:07:21,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:07:21,226 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:07:21,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:07:21,226 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:07:21,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:07:21,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:07:21,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:07:21,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:07:21,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:07:21,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:07:21,227 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:07:21,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:07:21,228 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:07:21,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:07:21,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:07:21,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:07:21,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:07:21,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:07:21,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:07:21,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:07:21,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:07:21,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:07:21,230 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:07:21,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:07:21,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:07:21,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:07:21,231 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 11:07:21,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:07:21,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:07:21,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:07:21,752 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:07:21,754 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:07:21,755 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-09-21 11:07:21,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6e21223/4f674a3350c445479e274940712afb2e/FLAG8e56f592e [2020-09-21 11:07:22,487 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:07:22,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-09-21 11:07:22,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6e21223/4f674a3350c445479e274940712afb2e/FLAG8e56f592e [2020-09-21 11:07:22,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/da6e21223/4f674a3350c445479e274940712afb2e [2020-09-21 11:07:22,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:07:22,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:07:22,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:22,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:07:22,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:07:22,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:22" (1/1) ... [2020-09-21 11:07:22,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:22, skipping insertion in model container [2020-09-21 11:07:22,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:22" (1/1) ... [2020-09-21 11:07:22,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:07:22,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:07:23,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:23,258 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:07:23,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:23,417 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:07:23,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23 WrapperNode [2020-09-21 11:07:23,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:23,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:07:23,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:07:23,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:07:23,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (1/1) ... [2020-09-21 11:07:23,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:07:23,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:07:23,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:07:23,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:07:23,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (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 11:07:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:07:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:07:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:07:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:07:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:07:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:07:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:07:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:07:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:07:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:07:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:07:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:07:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:07:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:07:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:07:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:07:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:07:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:07:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:07:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:07:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:07:23,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:07:23,629 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:07:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:07:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:07:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:07:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:07:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:07:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:07:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:07:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:07:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:07:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:07:24,784 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:07:24,785 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:07:24,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:24 BoogieIcfgContainer [2020-09-21 11:07:24,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:07:24,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:07:24,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:07:24,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:07:24,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:07:22" (1/3) ... [2020-09-21 11:07:24,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6adc35f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:24, skipping insertion in model container [2020-09-21 11:07:24,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:23" (2/3) ... [2020-09-21 11:07:24,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6adc35f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:24, skipping insertion in model container [2020-09-21 11:07:24,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:24" (3/3) ... [2020-09-21 11:07:24,801 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2020-09-21 11:07:24,813 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:07:24,823 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:07:24,846 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:07:24,877 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:07:24,878 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:07:24,878 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:07:24,878 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:07:24,878 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:07:24,878 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:07:24,878 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:07:24,878 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:07:24,904 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-09-21 11:07:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:07:24,916 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:24,918 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 11:07:24,918 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:24,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:24,925 INFO L82 PathProgramCache]: Analyzing trace with hash 428209433, now seen corresponding path program 1 times [2020-09-21 11:07:24,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:24,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752769954] [2020-09-21 11:07:24,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,270 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,270 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,271 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,271 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:07:25,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:07:25,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:07:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:25,667 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:25,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,694 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,694 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,695 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,695 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:25,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:25,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,819 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,819 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,819 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,820 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:25,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:07:25,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,830 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,830 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,831 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,831 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:25,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:25,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-21 11:07:25,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,841 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,842 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,842 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,842 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:25,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:07:25,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:25,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,848 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,851 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:25,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:25,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,865 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,866 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,866 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,866 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:25,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:25,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:07:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,876 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,876 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,877 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,877 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:25,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:25,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:07:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:25,884 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:25,884 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:25,885 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:25,885 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:25,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:25,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:25,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:25,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:25,908 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 11:07:25,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752769954] [2020-09-21 11:07:25,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:25,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:07:25,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152042536] [2020-09-21 11:07:25,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:07:25,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:25,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:07:25,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:25,949 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 4 states. [2020-09-21 11:07:27,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:27,047 INFO L93 Difference]: Finished difference Result 271 states and 357 transitions. [2020-09-21 11:07:27,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:07:27,050 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:07:27,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:27,067 INFO L225 Difference]: With dead ends: 271 [2020-09-21 11:07:27,067 INFO L226 Difference]: Without dead ends: 153 [2020-09-21 11:07:27,073 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:27,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-09-21 11:07:27,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 119. [2020-09-21 11:07:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-09-21 11:07:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-09-21 11:07:27,169 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2020-09-21 11:07:27,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:27,169 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-09-21 11:07:27,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:07:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-09-21 11:07:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:07:27,173 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:27,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:27,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:07:27,174 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:27,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:27,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1561969621, now seen corresponding path program 1 times [2020-09-21 11:07:27,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:27,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1881581675] [2020-09-21 11:07:27,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,236 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,237 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,237 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,237 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:07:27,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:07:27,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:07:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:07:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,529 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,539 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,539 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,539 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,539 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:27,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:27,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,581 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,581 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,582 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,582 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:27,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,586 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,587 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,587 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:27,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,592 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,592 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,592 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,592 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:27,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,604 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,604 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,604 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,604 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:27,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,609 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,610 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,610 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,610 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:27,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:07:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:27,615 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:27,615 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:27,616 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:27,616 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:27,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:27,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:27,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:27,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:27,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:27,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:27,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:27,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:27,626 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 11:07:27,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1881581675] [2020-09-21 11:07:27,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:27,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:27,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662650669] [2020-09-21 11:07:27,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:27,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:27,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:27,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:27,630 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2020-09-21 11:07:28,090 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:28,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:28,966 INFO L93 Difference]: Finished difference Result 206 states and 256 transitions. [2020-09-21 11:07:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:28,967 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:07:28,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:28,972 INFO L225 Difference]: With dead ends: 206 [2020-09-21 11:07:28,972 INFO L226 Difference]: Without dead ends: 143 [2020-09-21 11:07:28,973 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:28,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-09-21 11:07:29,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 110. [2020-09-21 11:07:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-09-21 11:07:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-09-21 11:07:29,017 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2020-09-21 11:07:29,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:29,018 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-09-21 11:07:29,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:29,018 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-09-21 11:07:29,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:07:29,020 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:29,020 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 11:07:29,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:07:29,021 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:29,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:29,021 INFO L82 PathProgramCache]: Analyzing trace with hash 166162683, now seen corresponding path program 1 times [2020-09-21 11:07:29,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:29,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [302195775] [2020-09-21 11:07:29,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:29,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:07:29,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:29,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:29,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:29,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:07:29,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:29,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 425 [2020-09-21 11:07:29,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:07:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:07:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:29,845 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:29,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:29,951 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:29,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:29,951 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:29,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:29,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:29,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:29,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-09-21 11:07:29,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:29,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:29,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:29,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:29,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,022 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,023 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,023 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:30,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:30,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:30,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:30,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,029 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,030 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:30,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:30,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:30,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:30,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,037 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,037 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:30,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:30,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:30,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,050 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:30,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:07:30,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:30,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:30,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,064 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:30,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:07:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,070 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,070 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:30,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:30,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:30,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:30,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:07:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:30,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:30,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:30,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:30,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:30,088 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 11:07:30,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [302195775] [2020-09-21 11:07:30,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:30,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:30,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022841070] [2020-09-21 11:07:30,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:30,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:30,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:30,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:30,091 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 5 states. [2020-09-21 11:07:30,378 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:31,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:31,685 INFO L93 Difference]: Finished difference Result 316 states and 397 transitions. [2020-09-21 11:07:31,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:31,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:07:31,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:31,690 INFO L225 Difference]: With dead ends: 316 [2020-09-21 11:07:31,690 INFO L226 Difference]: Without dead ends: 234 [2020-09-21 11:07:31,691 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 11:07:31,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-09-21 11:07:31,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 182. [2020-09-21 11:07:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-09-21 11:07:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 217 transitions. [2020-09-21 11:07:31,750 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 217 transitions. Word has length 57 [2020-09-21 11:07:31,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:31,751 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 217 transitions. [2020-09-21 11:07:31,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 217 transitions. [2020-09-21 11:07:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:07:31,754 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:31,755 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 11:07:31,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:07:31,755 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:31,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:31,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1270413566, now seen corresponding path program 1 times [2020-09-21 11:07:31,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:31,756 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1962752381] [2020-09-21 11:07:31,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,116 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,117 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,117 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,117 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 316 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:32,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:07:32,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:32,454 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:32,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,522 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,523 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,523 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,523 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 11:07:32,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:32,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,561 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,562 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,562 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,562 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:32,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:32,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,569 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,569 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,569 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,570 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:32,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:32,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,578 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:32,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:32,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:32,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,610 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,610 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,611 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,611 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:32,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:32,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,638 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,638 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,638 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,639 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:32,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:32,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:07:32,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:07:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,649 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,649 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,650 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,650 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:07:32,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:32,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:07:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,676 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,676 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,676 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,676 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,698 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 11:07:32,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1962752381] [2020-09-21 11:07:32,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:32,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:07:32,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592718586] [2020-09-21 11:07:32,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:07:32,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:32,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:07:32,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:07:32,702 INFO L87 Difference]: Start difference. First operand 182 states and 217 transitions. Second operand 9 states. [2020-09-21 11:07:33,332 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:34,636 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:35,025 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:35,356 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:35,613 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:36,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:36,790 INFO L93 Difference]: Finished difference Result 588 states and 788 transitions. [2020-09-21 11:07:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:07:36,791 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:07:36,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:36,798 INFO L225 Difference]: With dead ends: 588 [2020-09-21 11:07:36,798 INFO L226 Difference]: Without dead ends: 434 [2020-09-21 11:07:36,822 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:07:36,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-09-21 11:07:36,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 319. [2020-09-21 11:07:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-09-21 11:07:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 384 transitions. [2020-09-21 11:07:36,922 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 384 transitions. Word has length 62 [2020-09-21 11:07:36,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:36,923 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 384 transitions. [2020-09-21 11:07:36,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:07:36,923 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 384 transitions. [2020-09-21 11:07:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:07:36,926 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:36,926 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 11:07:36,926 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:07:36,927 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:36,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:36,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1668441378, now seen corresponding path program 1 times [2020-09-21 11:07:36,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:36,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479533802] [2020-09-21 11:07:36,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,388 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,389 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,389 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,389 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:07:37,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 417 [2020-09-21 11:07:37,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:07:37,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:37,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:07:37,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,683 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:37,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,753 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,753 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,753 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:37,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,788 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,788 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,788 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,789 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:37,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:37,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,794 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,794 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,794 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,794 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:37,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:37,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,800 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,800 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,800 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,801 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:37,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,806 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,806 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,806 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,806 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:37,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:37,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,821 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:37,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:07:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,837 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,837 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,838 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,838 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,857 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,857 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:37,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:37,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:07:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,863 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:37,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:37,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:07:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:37,871 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:37,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:37,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:37,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:37,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:37,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:37,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:37,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:37,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:37,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:37,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:37,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:37,895 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 11:07:37,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479533802] [2020-09-21 11:07:37,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:37,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:37,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104378853] [2020-09-21 11:07:37,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:37,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:37,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:37,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:37,898 INFO L87 Difference]: Start difference. First operand 319 states and 384 transitions. Second operand 10 states. [2020-09-21 11:07:38,364 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:39,501 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:39,828 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:40,143 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:40,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:40,816 INFO L93 Difference]: Finished difference Result 627 states and 846 transitions. [2020-09-21 11:07:40,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:07:40,817 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:07:40,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:40,817 INFO L225 Difference]: With dead ends: 627 [2020-09-21 11:07:40,818 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:40,822 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:07:40,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:40,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:40,823 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:07:40,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:40,823 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:40,823 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:40,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:40,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:40,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:41,041 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:41,218 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:41,391 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:41,552 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:41,720 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:41,888 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:42,053 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:42,217 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:42,381 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:42,552 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:42,751 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 6 [2020-09-21 11:07:43,114 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:43,460 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:43,798 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:44,130 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:44,450 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:44,780 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:45,103 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:45,429 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:45,748 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:45,907 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:46,062 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:46,221 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:46,379 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:46,540 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:46,697 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:46,851 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:47,004 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:47,162 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:47,320 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:47,478 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:47,631 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:47,789 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:47,937 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:48,085 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:48,238 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:48,391 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:48,549 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:48,704 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:48,861 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,009 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:49,182 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:49,333 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:49,490 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,647 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,804 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,957 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:50,110 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:50,263 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:50,416 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:50,576 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:50,734 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:50,893 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:51,059 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:51,358 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:07:51,518 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 6 [2020-09-21 11:07:51,680 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:51,833 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:51,990 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:52,142 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:52,295 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:52,458 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:52,608 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:52,765 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:52,917 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:53,074 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:53,283 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:07:53,642 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:53,931 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:54,219 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:54,499 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:54,858 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:55,145 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:55,434 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:55,722 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:56,080 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:56,381 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:56,637 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:56,883 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:57,253 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:57,537 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:57,846 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:58,127 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:07:58,292 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,449 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,613 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,771 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,929 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:59,078 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:59,230 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:59,608 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 6 [2020-09-21 11:07:59,755 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:59,908 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:00,067 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:00,221 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:00,374 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:00,532 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:00,685 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:00,839 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:01,012 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,188 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,371 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 6 [2020-09-21 11:08:01,529 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,677 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:01,829 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:01,986 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,142 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,300 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,455 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:02,611 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:02,770 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:02,923 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:03,075 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:03,232 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:03,586 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:03,873 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:04,157 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:04,508 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:04,875 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:05,160 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:05,444 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:05,729 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:06,083 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:06,367 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:06,617 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:08:06,886 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:08:07,240 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:07,588 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:07,879 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:08,227 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:08,381 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:08,529 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:08,682 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:08,840 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:08,994 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:09,142 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:09,295 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:09,452 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:09,874 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:10,104 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:10,310 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:10,801 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-21 11:08:11,038 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:11,318 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:08:11,550 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:11,926 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:12,132 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:08:12,558 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:08:12,971 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:13,410 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:13,595 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:13,822 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:14,048 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:14,274 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:08:14,499 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:14,876 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:08:15,283 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:15,483 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:15,743 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:16,189 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:08:16,617 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:17,045 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:17,469 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:17,474 INFO L268 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-09-21 11:08:17,474 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-09-21 11:08:17,474 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-09-21 11:08:17,474 INFO L268 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-09-21 11:08:17,474 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-09-21 11:08:17,475 INFO L268 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-09-21 11:08:17,475 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-09-21 11:08:17,475 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-09-21 11:08:17,475 INFO L268 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-09-21 11:08:17,475 INFO L268 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-09-21 11:08:17,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-09-21 11:08:17,476 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-09-21 11:08:17,476 INFO L268 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-09-21 11:08:17,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-09-21 11:08:17,477 INFO L268 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-09-21 11:08:17,477 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-09-21 11:08:17,477 INFO L268 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-09-21 11:08:17,477 INFO L268 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-09-21 11:08:17,477 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:08:17,477 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:08:17,478 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:08:17,478 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:08:17,478 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:08:17,478 INFO L264 CegarLoopResult]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,478 INFO L268 CegarLoopResult]: For program point L576(lines 576 583) no Hoare annotation was computed. [2020-09-21 11:08:17,478 INFO L268 CegarLoopResult]: For program point L576-1(lines 576 583) no Hoare annotation was computed. [2020-09-21 11:08:17,478 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-09-21 11:08:17,479 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 566 588) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,479 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,479 INFO L264 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,479 INFO L264 CegarLoopResult]: At program point L572-1(line 572) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,479 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 566 588) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 566 588) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L264 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 524 547) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 524 547) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-09-21 11:08:17,480 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 524 547) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-09-21 11:08:17,481 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-09-21 11:08:17,482 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-09-21 11:08:17,482 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-09-21 11:08:17,482 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 360 374) no Hoare annotation was computed. [2020-09-21 11:08:17,482 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:17,482 INFO L268 CegarLoopResult]: For program point L364(lines 364 370) no Hoare annotation was computed. [2020-09-21 11:08:17,482 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 360 374) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:08:17,482 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 360 374) no Hoare annotation was computed. [2020-09-21 11:08:17,483 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 296 304) no Hoare annotation was computed. [2020-09-21 11:08:17,483 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 296 304) the Hoare annotation is: true [2020-09-21 11:08:17,483 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 296 304) no Hoare annotation was computed. [2020-09-21 11:08:17,483 INFO L268 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-09-21 11:08:17,483 INFO L271 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: true [2020-09-21 11:08:17,483 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-09-21 11:08:17,483 INFO L268 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 341 359) the Hoare annotation is: true [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 341 359) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 341 359) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point L312(lines 312 320) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point L312-2(lines 312 320) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point L335(line 335) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 305 340) no Hoare annotation was computed. [2020-09-21 11:08:17,484 INFO L268 CegarLoopResult]: For program point L335-1(line 335) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 305 340) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point L324(lines 324 332) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 305 340) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point L324-2(lines 324 332) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-09-21 11:08:17,485 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-09-21 11:08:17,486 INFO L264 CegarLoopResult]: At program point L560(line 560) 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 11:08:17,487 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 555 565) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 555 565) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 555 565) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 285 295) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 285 295) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 285 295) no Hoare annotation was computed. [2020-09-21 11:08:17,487 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-09-21 11:08:17,488 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 277 284) the Hoare annotation is: true [2020-09-21 11:08:17,488 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 277 284) no Hoare annotation was computed. [2020-09-21 11:08:17,488 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 277 284) no Hoare annotation was computed. [2020-09-21 11:08:17,488 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 226 250) no Hoare annotation was computed. [2020-09-21 11:08:17,488 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:17,488 INFO L268 CegarLoopResult]: For program point L245-1(lines 226 250) no Hoare annotation was computed. [2020-09-21 11:08:17,488 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 226 250) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:17,489 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:17,489 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:17,489 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-09-21 11:08:17,489 INFO L264 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:17,489 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-09-21 11:08:17,489 INFO L268 CegarLoopResult]: For program point L230(lines 230 247) no Hoare annotation was computed. [2020-09-21 11:08:17,489 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 218 224) no Hoare annotation was computed. [2020-09-21 11:08:17,490 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 218 224) the Hoare annotation is: true [2020-09-21 11:08:17,490 INFO L264 CegarLoopResult]: At program point L417(line 417) 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 11:08:17,490 INFO L264 CegarLoopResult]: At program point testENTRY(lines 385 452) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,490 INFO L268 CegarLoopResult]: For program point L415(lines 415 421) no Hoare annotation was computed. [2020-09-21 11:08:17,490 INFO L268 CegarLoopResult]: For program point L415-1(lines 415 421) no Hoare annotation was computed. [2020-09-21 11:08:17,490 INFO L264 CegarLoopResult]: At program point L442(lines 395 444) 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 11:08:17,491 INFO L264 CegarLoopResult]: At program point L407(line 407) 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 11:08:17,491 INFO L268 CegarLoopResult]: For program point testFINAL(lines 385 452) no Hoare annotation was computed. [2020-09-21 11:08:17,491 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-09-21 11:08:17,491 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 411) no Hoare annotation was computed. [2020-09-21 11:08:17,491 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-09-21 11:08:17,491 INFO L264 CegarLoopResult]: At program point L445(lines 394 446) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:17,491 INFO L264 CegarLoopResult]: At program point L435(line 435) 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 11:08:17,491 INFO L268 CegarLoopResult]: For program point L433(lines 433 439) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L264 CegarLoopResult]: At program point L433-1(lines 425 440) 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 11:08:17,492 INFO L268 CegarLoopResult]: For program point L396(lines 395 444) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L264 CegarLoopResult]: At program point L427(line 427) 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 11:08:17,492 INFO L268 CegarLoopResult]: For program point L425(lines 425 440) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L268 CegarLoopResult]: For program point testEXIT(lines 385 452) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-09-21 11:08:17,492 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 251 258) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 251 258) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 251 258) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2020-09-21 11:08:17,493 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2020-09-21 11:08:17,494 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2020-09-21 11:08:17,494 INFO L264 CegarLoopResult]: At program point L478(line 478) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:08:17,494 INFO L268 CegarLoopResult]: For program point L476(lines 476 482) no Hoare annotation was computed. [2020-09-21 11:08:17,494 INFO L268 CegarLoopResult]: For program point L475(lines 475 485) no Hoare annotation was computed. [2020-09-21 11:08:17,494 INFO L264 CegarLoopResult]: At program point L473(line 473) 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 11:08:17,494 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-09-21 11:08:17,494 INFO L268 CegarLoopResult]: For program point L471(lines 471 488) no Hoare annotation was computed. [2020-09-21 11:08:17,494 INFO L268 CegarLoopResult]: For program point L471-1(lines 463 491) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L264 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 463 491) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 463 491) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point L149(lines 149 157) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2020-09-21 11:08:17,495 INFO L268 CegarLoopResult]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 455 462) 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 11:08:17,496 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 455 462) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 455 462) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-09-21 11:08:17,496 INFO L268 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-09-21 11:08:17,497 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-09-21 11:08:17,498 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.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~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point L271-1(lines 260 276) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 260 276) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point L267(lines 267 273) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-09-21 11:08:17,499 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 260 276) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 164 172) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2020-09-21 11:08:17,500 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,501 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,501 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,501 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2020-09-21 11:08:17,501 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2020-09-21 11:08:17,501 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2020-09-21 11:08:17,501 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 194 217) 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 11:08:17,501 INFO L264 CegarLoopResult]: At program point L207(line 207) 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 11:08:17,502 INFO L264 CegarLoopResult]: At program point L205(lines 205 211) 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 11:08:17,502 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 194 217) no Hoare annotation was computed. [2020-09-21 11:08:17,502 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:17,502 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 194 217) no Hoare annotation was computed. [2020-09-21 11:08:17,502 INFO L268 CegarLoopResult]: For program point L198(lines 197 216) no Hoare annotation was computed. [2020-09-21 11:08:17,502 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2020-09-21 11:08:17,502 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2020-09-21 11:08:17,503 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-09-21 11:08:17,503 INFO L271 CegarLoopResult]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2020-09-21 11:08:17,503 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-09-21 11:08:17,503 INFO L271 CegarLoopResult]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2020-09-21 11:08:17,503 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-09-21 11:08:17,503 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-09-21 11:08:17,503 INFO L271 CegarLoopResult]: At program point L519(lines 494 523) the Hoare annotation is: true [2020-09-21 11:08:17,503 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-09-21 11:08:17,504 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2020-09-21 11:08:17,504 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2020-09-21 11:08:17,504 INFO L268 CegarLoopResult]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2020-09-21 11:08:17,504 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 548 554) no Hoare annotation was computed. [2020-09-21 11:08:17,504 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 548 554) the Hoare annotation is: true [2020-09-21 11:08:17,504 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,504 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 11:08:17,505 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:08:17,505 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:17,505 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2020-09-21 11:08:17,505 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:08:17,505 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2020-09-21 11:08:17,505 INFO L268 CegarLoopResult]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2020-09-21 11:08:17,505 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2020-09-21 11:08:17,505 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:08:17,506 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-09-21 11:08:17,506 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-09-21 11:08:17,506 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-09-21 11:08:17,506 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-09-21 11:08:17,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:08:17 BoogieIcfgContainer [2020-09-21 11:08:17,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:08:17,530 INFO L168 Benchmark]: Toolchain (without parser) took 54811.86 ms. Allocated memory was 145.8 MB in the beginning and 633.3 MB in the end (delta: 487.6 MB). Free memory was 100.8 MB in the beginning and 424.7 MB in the end (delta: -323.9 MB). Peak memory consumption was 485.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,531 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 145.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.11 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.1 MB in the beginning and 169.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,532 INFO L168 Benchmark]: Boogie Preprocessor took 108.44 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 165.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,532 INFO L168 Benchmark]: RCFGBuilder took 1264.12 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 165.5 MB in the beginning and 196.3 MB in the end (delta: -30.8 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,533 INFO L168 Benchmark]: TraceAbstraction took 52735.77 ms. Allocated memory was 232.8 MB in the beginning and 633.3 MB in the end (delta: 400.6 MB). Free memory was 196.3 MB in the beginning and 424.7 MB in the end (delta: -228.4 MB). Peak memory consumption was 493.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:17,536 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 145.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.11 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.1 MB in the beginning and 169.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.44 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 165.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1264.12 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 165.5 MB in the beginning and 196.3 MB in the end (delta: -30.8 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 52735.77 ms. Allocated memory was 232.8 MB in the beginning and 633.3 MB in the end (delta: 400.6 MB). Free memory was 196.3 MB in the beginning and 424.7 MB in the end (delta: -228.4 MB). Peak memory consumption was 493.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 36.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 508 SDtfs, 876 SDslu, 463 SDs, 0 SdLazy, 1921 SolverSat, 662 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.6s 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, 28.6s HoareSimplificationTime, 56 FomulaSimplificationsInter, 13456 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s 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...