/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:53:08,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:53:08,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:53:08,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:53:08,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:53:08,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:53:08,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:53:08,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:53:08,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:53:08,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:53:08,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:53:08,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:53:08,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:53:08,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:53:08,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:53:08,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:53:08,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:53:08,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:53:08,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:53:08,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:53:08,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:53:08,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:53:08,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:53:08,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:53:08,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:53:08,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:53:08,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:53:08,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:53:08,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:53:08,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:53:08,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:53:08,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:53:08,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:53:08,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:53:08,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:53:08,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:53:08,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:53:08,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:53:08,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:53:08,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:53:08,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:53:08,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:53:08,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:53:08,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:53:08,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:53:08,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:53:08,552 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:53:08,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:53:08,552 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:53:08,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:53:08,553 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:53:08,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:53:08,554 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:53:08,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:53:08,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:53:08,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:53:08,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:53:08,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:53:08,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:53:08,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:53:08,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:53:08,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:53:08,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:53:08,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:53:08,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:53:08,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:53:08,557 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:53:08,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:53:08,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:53:08,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:53:08,875 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:53:08,876 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:53:08,877 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2020-10-12 17:53:08,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/206b3aed0/32c15501019045b9b3a017f82147977d/FLAG77775218e [2020-10-12 17:53:09,471 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:53:09,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2020-10-12 17:53:09,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/206b3aed0/32c15501019045b9b3a017f82147977d/FLAG77775218e [2020-10-12 17:53:09,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/206b3aed0/32c15501019045b9b3a017f82147977d [2020-10-12 17:53:09,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:53:09,788 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:53:09,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:53:09,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:53:09,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:53:09,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:09" (1/1) ... [2020-10-12 17:53:09,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be095dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:09, skipping insertion in model container [2020-10-12 17:53:09,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:09" (1/1) ... [2020-10-12 17:53:09,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:53:09,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:53:10,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:53:10,343 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:53:10,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:53:10,538 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:53:10,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10 WrapperNode [2020-10-12 17:53:10,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:53:10,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:53:10,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:53:10,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:53:10,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... [2020-10-12 17:53:10,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:53:10,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:53:10,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:53:10,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:53:10,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:53:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:53:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:53:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:53:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:53:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:53:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:53:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:53:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:53:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:53:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:53:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:53:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:53:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:53:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:53:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:53:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 17:53:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:53:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:53:10,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:53:10,729 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:53:10,729 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:53:10,730 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:53:10,730 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:53:10,730 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:53:10,730 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:53:10,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:53:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:53:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:53:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:53:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:53:10,732 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:53:10,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:53:10,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:53:10,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:53:10,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:53:10,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:53:10,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:53:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:53:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:53:10,735 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:53:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:53:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:53:10,737 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 17:53:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:53:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:53:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:53:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:53:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:53:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:53:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:53:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:53:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:53:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:53:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:53:10,741 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:53:10,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:53:10,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:53:10,742 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:53:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:53:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:53:10,744 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:53:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:53:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:53:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:53:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:53:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:53:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:53:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:53:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:53:10,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:53:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:53:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:53:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:53:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:53:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:53:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:53:11,926 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:53:11,927 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:53:11,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:53:11 BoogieIcfgContainer [2020-10-12 17:53:11,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:53:11,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:53:11,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:53:11,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:53:11,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:53:09" (1/3) ... [2020-10-12 17:53:11,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0dedd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:53:11, skipping insertion in model container [2020-10-12 17:53:11,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:10" (2/3) ... [2020-10-12 17:53:11,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0dedd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:53:11, skipping insertion in model container [2020-10-12 17:53:11,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:53:11" (3/3) ... [2020-10-12 17:53:11,941 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product51.cil.c [2020-10-12 17:53:11,951 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:53:11,959 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:53:11,974 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:53:11,997 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:53:11,997 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:53:11,997 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:53:11,997 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:53:11,997 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:53:11,997 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:53:11,998 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:53:11,998 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:53:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-12 17:53:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:53:12,033 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:12,035 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] [2020-10-12 17:53:12,035 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:12,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:12,042 INFO L82 PathProgramCache]: Analyzing trace with hash 2010639633, now seen corresponding path program 1 times [2020-10-12 17:53:12,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:12,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1264894394] [2020-10-12 17:53:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:12,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:12,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:13,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:13,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:14,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:17,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:17,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:53:17,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:53:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:53:17,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:17,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:53:17,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:17,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:53:17,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:53:17,814 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:17,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:17,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:17,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:17,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:17,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:17,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-12 17:53:17,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:53:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:18,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:18,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:18,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:18,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:18,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:18,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:18,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:18,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:18,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:18,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:18,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:18,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:18,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:18,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:18,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:53:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:18,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:53:18,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:18,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:18,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:53:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:18,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:18,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:18,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:18,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:18,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:18,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:18,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:53:18,145 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1264894394] [2020-10-12 17:53:18,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:53:18,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:53:18,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280452679] [2020-10-12 17:53:18,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:53:18,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:18,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:53:18,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:53:18,173 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 8 states. [2020-10-12 17:53:18,724 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:19,653 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:20,013 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:20,309 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:20,931 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:22,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:53:22,238 INFO L93 Difference]: Finished difference Result 442 states and 586 transitions. [2020-10-12 17:53:22,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:53:22,240 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:53:22,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:53:22,256 INFO L225 Difference]: With dead ends: 442 [2020-10-12 17:53:22,256 INFO L226 Difference]: Without dead ends: 283 [2020-10-12 17:53:22,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:53:22,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-10-12 17:53:22,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 231. [2020-10-12 17:53:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-12 17:53:22,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 276 transitions. [2020-10-12 17:53:22,379 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 276 transitions. Word has length 51 [2020-10-12 17:53:22,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:53:22,380 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 276 transitions. [2020-10-12 17:53:22,380 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:53:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 276 transitions. [2020-10-12 17:53:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-12 17:53:22,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:22,385 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] [2020-10-12 17:53:22,386 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:53:22,386 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:22,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:22,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1875490866, now seen corresponding path program 1 times [2020-10-12 17:53:22,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:22,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2076396893] [2020-10-12 17:53:22,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:22,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:22,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:23,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:26,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:53:27,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:53:27,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 17:53:27,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:53:27,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:27,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:53:27,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,688 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 17:53:27,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:53:27,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:27,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:27,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:27,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:27,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:27,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:27,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:53:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:27,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:27,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:53:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:27,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:27,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:27,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-12 17:53:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:27,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:27,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:27,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:27,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:27,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:53:27,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:27,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:27,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:27,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:27,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:53:27,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2076396893] [2020-10-12 17:53:27,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:53:27,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:53:27,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424833488] [2020-10-12 17:53:27,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:53:27,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:27,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:53:27,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:53:27,946 INFO L87 Difference]: Start difference. First operand 231 states and 276 transitions. Second operand 9 states. [2020-10-12 17:53:28,441 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:29,360 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:29,617 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:29,861 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:30,473 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:31,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:53:31,493 INFO L93 Difference]: Finished difference Result 629 states and 847 transitions. [2020-10-12 17:53:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 17:53:31,493 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-10-12 17:53:31,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:53:31,509 INFO L225 Difference]: With dead ends: 629 [2020-10-12 17:53:31,509 INFO L226 Difference]: Without dead ends: 426 [2020-10-12 17:53:31,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-12 17:53:31,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-10-12 17:53:31,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 348. [2020-10-12 17:53:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-10-12 17:53:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 425 transitions. [2020-10-12 17:53:31,609 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 425 transitions. Word has length 60 [2020-10-12 17:53:31,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:53:31,610 INFO L479 AbstractCegarLoop]: Abstraction has 348 states and 425 transitions. [2020-10-12 17:53:31,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:53:31,610 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 425 transitions. [2020-10-12 17:53:31,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-12 17:53:31,615 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:31,615 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:53:31,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:53:31,616 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:31,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:31,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1342584408, now seen corresponding path program 1 times [2020-10-12 17:53:31,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:31,617 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1036900722] [2020-10-12 17:53:31,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:31,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:31,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-12 17:53:33,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:53:33,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1415 [2020-10-12 17:53:33,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:53:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-12 17:53:33,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-12 17:53:33,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,338 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:33,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:53:33,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:33,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:33,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:33,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:33,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:53:33,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:53:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 17:53:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:53:33,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:53:33,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 17:53:33,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:53:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:53:33,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:53:33,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:53:33,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:53:33,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:53:33,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:53:33,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:53:33,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:53:33,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:53:33,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:53:33,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:53:33,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:53:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:33,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:33,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:33,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 17:53:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:33,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:33,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:33,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-12 17:53:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:33,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:33,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:33,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:33,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:33,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:33,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:33,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:33,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:53:33,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1036900722] [2020-10-12 17:53:33,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:53:33,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 17:53:33,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273468438] [2020-10-12 17:53:33,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 17:53:33,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:33,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 17:53:33,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:53:33,632 INFO L87 Difference]: Start difference. First operand 348 states and 425 transitions. Second operand 11 states. [2020-10-12 17:53:34,214 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:35,191 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:35,458 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:53:35,783 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:36,071 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:53:37,673 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:37,941 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:53:38,228 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:38,558 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:53:39,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:53:39,673 INFO L93 Difference]: Finished difference Result 1217 states and 1725 transitions. [2020-10-12 17:53:39,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-12 17:53:39,674 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 88 [2020-10-12 17:53:39,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:53:39,692 INFO L225 Difference]: With dead ends: 1217 [2020-10-12 17:53:39,692 INFO L226 Difference]: Without dead ends: 897 [2020-10-12 17:53:39,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=237, Invalid=633, Unknown=0, NotChecked=0, Total=870 [2020-10-12 17:53:39,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2020-10-12 17:53:39,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 670. [2020-10-12 17:53:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2020-10-12 17:53:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 844 transitions. [2020-10-12 17:53:39,857 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 844 transitions. Word has length 88 [2020-10-12 17:53:39,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:53:39,858 INFO L479 AbstractCegarLoop]: Abstraction has 670 states and 844 transitions. [2020-10-12 17:53:39,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 17:53:39,858 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 844 transitions. [2020-10-12 17:53:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-12 17:53:39,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:39,865 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:53:39,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:53:39,865 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:39,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:39,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1658882092, now seen corresponding path program 1 times [2020-10-12 17:53:39,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:39,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1330691738] [2020-10-12 17:53:39,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:39,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:39,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:40,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:40,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:40,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-12 17:53:43,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:53:43,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3684 [2020-10-12 17:53:43,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:53:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:43,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 142 [2020-10-12 17:53:43,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,832 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:43,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:43,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:53:43,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:53:43,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:43,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:43,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:43,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:43,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:43,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:43,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:43,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:43,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:43,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:43,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:53:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:43,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:43,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:43,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:43,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:43,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:43,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:43,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:43,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:43,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:43,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:53:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:43,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:53:44,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:53:44,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-12 17:53:44,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:53:44,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:53:44,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:53:44,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:53:44,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:53:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:53:44,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:53:44,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:53:44,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:53:44,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:53:44,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:53:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:53:44,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:44,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:53:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:53:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:44,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:44,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:53:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:53:44,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:44,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:53:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:44,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:44,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:53:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:44,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:44,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 17:53:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:44,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:44,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:44,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:44,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-12 17:53:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:44,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:53:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:44,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:44,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:44,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:44,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:44,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:44,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:44,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:44,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:53:44,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1330691738] [2020-10-12 17:53:44,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:53:44,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-12 17:53:44,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455972389] [2020-10-12 17:53:44,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:53:44,218 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:44,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:53:44,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:53:44,219 INFO L87 Difference]: Start difference. First operand 670 states and 844 transitions. Second operand 12 states. [2020-10-12 17:53:44,811 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:45,669 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:45,939 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:46,198 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:53:46,501 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:46,807 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:47,064 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:53:50,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:53:50,512 INFO L93 Difference]: Finished difference Result 2697 states and 4352 transitions. [2020-10-12 17:53:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-12 17:53:50,513 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 118 [2020-10-12 17:53:50,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:53:50,537 INFO L225 Difference]: With dead ends: 2697 [2020-10-12 17:53:50,537 INFO L226 Difference]: Without dead ends: 2055 [2020-10-12 17:53:50,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=388, Invalid=1172, Unknown=0, NotChecked=0, Total=1560 [2020-10-12 17:53:50,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2055 states. [2020-10-12 17:53:50,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2055 to 1316. [2020-10-12 17:53:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1316 states. [2020-10-12 17:53:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1316 states and 1661 transitions. [2020-10-12 17:53:50,823 INFO L78 Accepts]: Start accepts. Automaton has 1316 states and 1661 transitions. Word has length 118 [2020-10-12 17:53:50,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:53:50,824 INFO L479 AbstractCegarLoop]: Abstraction has 1316 states and 1661 transitions. [2020-10-12 17:53:50,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:53:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1661 transitions. [2020-10-12 17:53:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-12 17:53:50,834 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:50,834 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:53:50,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:53:50,835 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:50,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:50,835 INFO L82 PathProgramCache]: Analyzing trace with hash -2143656504, now seen corresponding path program 1 times [2020-10-12 17:53:50,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:50,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1478282753] [2020-10-12 17:53:50,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:50,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:50,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:51,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:55,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:55,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-12 17:53:55,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,148 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:53:56,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:53:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:53:56,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:53:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:56,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:56,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:56,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:53:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:56,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:56,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:53:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:56,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:53:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:53:56,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:53:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:56,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:53:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:56,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:53:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:53:56,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:53:56,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:53:56,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:53:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:53:56,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:53:56,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:53:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 17:53:56,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:53:56,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:53:56,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:53:56,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-12 17:53:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:53:56,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:53:56,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:56,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:53:56,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 17:53:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:53:56,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:53:56,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:53:56,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:56,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-12 17:53:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:53:56,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:53:56,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:53:56,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:53:56,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-12 17:53:56,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:53:56,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:53:56,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:53:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:53:56,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:53:56,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:53:56,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:53:56,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:53:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:53:56,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:53:56,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:53:56,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:53:56,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:53:56,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:53:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:53:56,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:53:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:53:56,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:53:56,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:53:56,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:53:56,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:53:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:53:56,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:53:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:53:56,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 17:53:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:56,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:53:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:56,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 17:53:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:56,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:56,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:53:56,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:53:56,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:53:56,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:53:56,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:53:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:53:56,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:53:56,730 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 30 proven. 11 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-12 17:53:56,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1478282753] [2020-10-12 17:53:56,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:53:56,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-12 17:53:56,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820815921] [2020-10-12 17:53:56,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-12 17:53:56,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:53:56,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-12 17:53:56,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-10-12 17:53:56,734 INFO L87 Difference]: Start difference. First operand 1316 states and 1661 transitions. Second operand 14 states. [2020-10-12 17:53:57,484 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:53:58,280 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-10-12 17:54:01,175 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:03,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:03,890 INFO L93 Difference]: Finished difference Result 5266 states and 7807 transitions. [2020-10-12 17:54:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-12 17:54:03,891 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 162 [2020-10-12 17:54:03,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:03,922 INFO L225 Difference]: With dead ends: 5266 [2020-10-12 17:54:03,923 INFO L226 Difference]: Without dead ends: 3960 [2020-10-12 17:54:03,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 64 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=679, Invalid=2981, Unknown=0, NotChecked=0, Total=3660 [2020-10-12 17:54:03,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3960 states. [2020-10-12 17:54:04,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3960 to 3251. [2020-10-12 17:54:04,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3251 states. [2020-10-12 17:54:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 4286 transitions. [2020-10-12 17:54:04,715 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 4286 transitions. Word has length 162 [2020-10-12 17:54:04,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:04,716 INFO L479 AbstractCegarLoop]: Abstraction has 3251 states and 4286 transitions. [2020-10-12 17:54:04,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-12 17:54:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 4286 transitions. [2020-10-12 17:54:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-12 17:54:04,727 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:04,728 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:04,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:54:04,728 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:04,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:04,730 INFO L82 PathProgramCache]: Analyzing trace with hash 409296745, now seen corresponding path program 1 times [2020-10-12 17:54:04,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:04,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [777693577] [2020-10-12 17:54:04,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-12 17:54:05,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:05,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 784 [2020-10-12 17:54:05,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:05,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-12 17:54:05,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-12 17:54:05,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,781 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:54:05,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:05,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:05,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:05,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:05,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:05,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:05,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:05,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:05,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:05,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:05,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:54:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:54:05,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:54:05,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:05,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:54:05,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:54:05,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:54:05,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:05,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:05,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:05,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:05,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:05,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:05,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:05,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:05,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:05,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:05,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:05,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:05,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:05,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:05,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:54:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:06,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:06,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:06,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:54:06,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:06,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:06,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:06,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:06,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:06,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:06,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:54:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:06,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:54:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:06,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:06,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:06,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:06,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:54:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:06,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-12 17:54:06,057 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [777693577] [2020-10-12 17:54:06,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:06,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 17:54:06,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755978667] [2020-10-12 17:54:06,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:54:06,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:06,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:54:06,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:54:06,060 INFO L87 Difference]: Start difference. First operand 3251 states and 4286 transitions. Second operand 10 states. [2020-10-12 17:54:06,814 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:10,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:10,812 INFO L93 Difference]: Finished difference Result 5761 states and 8012 transitions. [2020-10-12 17:54:10,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-12 17:54:10,814 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 128 [2020-10-12 17:54:10,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:10,841 INFO L225 Difference]: With dead ends: 5761 [2020-10-12 17:54:10,842 INFO L226 Difference]: Without dead ends: 4102 [2020-10-12 17:54:10,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=294, Invalid=966, Unknown=0, NotChecked=0, Total=1260 [2020-10-12 17:54:10,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4102 states. [2020-10-12 17:54:11,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4102 to 3543. [2020-10-12 17:54:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3543 states. [2020-10-12 17:54:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 4637 transitions. [2020-10-12 17:54:11,507 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 4637 transitions. Word has length 128 [2020-10-12 17:54:11,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:11,508 INFO L479 AbstractCegarLoop]: Abstraction has 3543 states and 4637 transitions. [2020-10-12 17:54:11,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:54:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 4637 transitions. [2020-10-12 17:54:11,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-12 17:54:11,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:11,520 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:11,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:54:11,520 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:11,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:11,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1214390918, now seen corresponding path program 1 times [2020-10-12 17:54:11,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:11,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568887828] [2020-10-12 17:54:11,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:11,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:11,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:11,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:12,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:12,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:12,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:12,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-12 17:54:16,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:54:16,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-12 17:54:16,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:54:16,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-12 17:54:16,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-12 17:54:16,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:16,945 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:16,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:16,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 17:54:16,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:16,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:16,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:16,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:16,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:16,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:16,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:17,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:17,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:17,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:17,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:17,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:54:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:54:17,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:17,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-12 17:54:17,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 17:54:17,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:54:17,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:17,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:54:17,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:54:17,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:17,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:17,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:54:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:17,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:54:17,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:17,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:54:17,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:17,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:54:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:17,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:17,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:54:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:54:17,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 17:54:17,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:54:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:54:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:54:17,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:54:17,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:17,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:17,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-12 17:54:17,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:17,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:54:17,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:17,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:54:17,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:17,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:17,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:54:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:17,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:17,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:54:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:17,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 31 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 17:54:17,571 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568887828] [2020-10-12 17:54:17,572 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:17,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:54:17,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091948818] [2020-10-12 17:54:17,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:54:17,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:17,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:54:17,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:54:17,574 INFO L87 Difference]: Start difference. First operand 3543 states and 4637 transitions. Second operand 13 states. [2020-10-12 17:54:18,694 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:19,470 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:19,758 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:20,044 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:20,701 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:21,247 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:21,512 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:21,785 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:22,832 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:23,094 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:23,404 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:25,160 INFO L93 Difference]: Finished difference Result 6994 states and 9867 transitions. [2020-10-12 17:54:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-12 17:54:25,161 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2020-10-12 17:54:25,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:25,184 INFO L225 Difference]: With dead ends: 6994 [2020-10-12 17:54:25,184 INFO L226 Difference]: Without dead ends: 3807 [2020-10-12 17:54:25,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 63 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=515, Invalid=2035, Unknown=0, NotChecked=0, Total=2550 [2020-10-12 17:54:25,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3807 states. [2020-10-12 17:54:25,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3807 to 3224. [2020-10-12 17:54:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3224 states. [2020-10-12 17:54:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 3853 transitions. [2020-10-12 17:54:25,703 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 3853 transitions. Word has length 154 [2020-10-12 17:54:25,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:25,703 INFO L479 AbstractCegarLoop]: Abstraction has 3224 states and 3853 transitions. [2020-10-12 17:54:25,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:54:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 3853 transitions. [2020-10-12 17:54:25,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-12 17:54:25,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:25,711 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:25,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:54:25,711 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:25,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:25,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1748914254, now seen corresponding path program 1 times [2020-10-12 17:54:25,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:25,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710539528] [2020-10-12 17:54:25,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:25,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:25,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:27,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:27,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-12 17:54:27,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:27,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2231 [2020-10-12 17:54:27,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:27,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:54:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-12 17:54:27,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,255 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:28,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-12 17:54:28,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:28,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:28,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:28,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:28,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:28,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:28,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:28,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:28,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:28,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:28,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:28,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:28,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:28,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:54:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:54:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:54:28,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:28,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 17:54:28,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:28,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:28,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-12 17:54:28,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:54:28,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:54:28,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:54:28,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:54:28,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:54:28,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:28,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:28,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:28,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:54:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:28,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:28,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:54:28,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:54:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:28,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:28,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:28,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:54:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:28,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:54:28,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:54:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:54:28,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:54:28,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:54:28,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:28,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:28,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:28,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:54:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:54:28,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:28,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:28,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:28,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:28,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:28,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:28,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 17:54:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 17:54:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:28,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:28,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-12 17:54:28,874 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710539528] [2020-10-12 17:54:28,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:28,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:54:28,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116453526] [2020-10-12 17:54:28,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:54:28,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:28,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:54:28,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:54:28,877 INFO L87 Difference]: Start difference. First operand 3224 states and 3853 transitions. Second operand 17 states. [2020-10-12 17:54:29,571 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:30,322 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:32,818 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:33,333 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-12 17:54:33,835 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:54:34,330 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-12 17:54:35,987 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:54:36,267 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:36,556 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:54:36,818 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:42,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:42,930 INFO L93 Difference]: Finished difference Result 10762 states and 14959 transitions. [2020-10-12 17:54:42,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2020-10-12 17:54:42,931 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 152 [2020-10-12 17:54:42,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:42,977 INFO L225 Difference]: With dead ends: 10762 [2020-10-12 17:54:42,977 INFO L226 Difference]: Without dead ends: 7711 [2020-10-12 17:54:42,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2021 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1022, Invalid=4984, Unknown=0, NotChecked=0, Total=6006 [2020-10-12 17:54:43,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7711 states. [2020-10-12 17:54:43,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7711 to 5613. [2020-10-12 17:54:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5613 states. [2020-10-12 17:54:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5613 states to 5613 states and 6742 transitions. [2020-10-12 17:54:43,880 INFO L78 Accepts]: Start accepts. Automaton has 5613 states and 6742 transitions. Word has length 152 [2020-10-12 17:54:43,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:43,880 INFO L479 AbstractCegarLoop]: Abstraction has 5613 states and 6742 transitions. [2020-10-12 17:54:43,881 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:54:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 5613 states and 6742 transitions. [2020-10-12 17:54:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-12 17:54:43,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:43,888 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:43,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 17:54:43,889 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:43,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:43,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1768361813, now seen corresponding path program 1 times [2020-10-12 17:54:43,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:43,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [181972797] [2020-10-12 17:54:43,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:43,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:43,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:44,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:44,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:44,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:44,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:48,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:48,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-12 17:54:48,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,201 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:49,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:54:49,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:49,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:49,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:49,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:49,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:49,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:49,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:54:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 17:54:49,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:49,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-12 17:54:49,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:49,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-12 17:54:49,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 17:54:49,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:49,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:54:49,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:54:49,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:49,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 17:54:49,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:54:49,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:54:49,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:49,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:49,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:54:49,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:54:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:49,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:49,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:49,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:49,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:54:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-12 17:54:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:49,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:49,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:49,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:49,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:54:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:54:49,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:54:49,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:54:49,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:49,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:54:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:49,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:49,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:49,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:49,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:54:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:54:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:49,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:49,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:54:49,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:49,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 17:54:49,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:49,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:54:49,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:49,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:54:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:54:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-12 17:54:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:49,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-12 17:54:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:49,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:49,885 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 24 proven. 24 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-12 17:54:49,885 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [181972797] [2020-10-12 17:54:49,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:49,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 17:54:49,885 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226519332] [2020-10-12 17:54:49,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 17:54:49,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:49,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 17:54:49,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2020-10-12 17:54:49,887 INFO L87 Difference]: Start difference. First operand 5613 states and 6742 transitions. Second operand 21 states. [2020-10-12 17:54:50,516 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:51,452 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:52,039 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:52,390 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:52,691 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:53,125 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:53,372 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:53,729 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:54:53,992 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:54,300 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:54:54,559 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:54,884 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:55,233 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:55,579 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:57,630 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:57,898 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:58,212 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:58,559 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:58,817 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:59,094 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:59,385 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:59,658 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:55:00,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:00,670 INFO L93 Difference]: Finished difference Result 7928 states and 9809 transitions. [2020-10-12 17:55:00,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-12 17:55:00,670 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 194 [2020-10-12 17:55:00,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:00,684 INFO L225 Difference]: With dead ends: 7928 [2020-10-12 17:55:00,684 INFO L226 Difference]: Without dead ends: 2258 [2020-10-12 17:55:00,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1309 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=766, Invalid=3926, Unknown=0, NotChecked=0, Total=4692 [2020-10-12 17:55:00,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2020-10-12 17:55:01,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 1748. [2020-10-12 17:55:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1748 states. [2020-10-12 17:55:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 1966 transitions. [2020-10-12 17:55:01,009 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 1966 transitions. Word has length 194 [2020-10-12 17:55:01,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:01,009 INFO L479 AbstractCegarLoop]: Abstraction has 1748 states and 1966 transitions. [2020-10-12 17:55:01,010 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 17:55:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 1966 transitions. [2020-10-12 17:55:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-12 17:55:01,015 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:01,015 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:55:01,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 17:55:01,015 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:01,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:01,016 INFO L82 PathProgramCache]: Analyzing trace with hash -619870851, now seen corresponding path program 1 times [2020-10-12 17:55:01,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:01,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [31381931] [2020-10-12 17:55:01,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 155 [2020-10-12 17:55:01,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:01,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,415 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:01,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:55:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:55:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-12 17:55:01,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:55:01,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:01,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:55:01,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:01,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:01,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:55:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:01,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-12 17:55:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:55:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-12 17:55:01,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:55:01,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:01,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:01,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:01,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:55:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:55:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:01,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,645 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-12 17:55:01,645 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [31381931] [2020-10-12 17:55:01,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:01,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 17:55:01,646 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117397682] [2020-10-12 17:55:01,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:55:01,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:01,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:55:01,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:55:01,649 INFO L87 Difference]: Start difference. First operand 1748 states and 1966 transitions. Second operand 10 states. [2020-10-12 17:55:02,627 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:04,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:04,186 INFO L93 Difference]: Finished difference Result 2412 states and 2873 transitions. [2020-10-12 17:55:04,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-12 17:55:04,187 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 160 [2020-10-12 17:55:04,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:04,188 INFO L225 Difference]: With dead ends: 2412 [2020-10-12 17:55:04,188 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:55:04,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=261, Invalid=795, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 17:55:04,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:55:04,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:55:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:55:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:55:04,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-10-12 17:55:04,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:04,197 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:55:04,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:55:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:55:04,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:55:04,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 17:55:04,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:55:07,425 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 520 DAG size of output: 441 [2020-10-12 17:55:09,129 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 641 DAG size of output: 540 [2020-10-12 17:55:16,240 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 192 [2020-10-12 17:55:26,231 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 555 DAG size of output: 461 [2020-10-12 17:55:28,452 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-12 17:55:28,567 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-12 17:55:28,765 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2020-10-12 17:55:28,959 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-10-12 17:55:29,160 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-12 17:55:29,397 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 241 [2020-10-12 17:55:29,810 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-12 17:55:30,095 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-10-12 17:55:30,242 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2020-10-12 17:55:30,599 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 241 [2020-10-12 17:55:30,712 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 238 [2020-10-12 17:55:30,827 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-10-12 17:55:30,942 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 239 [2020-10-12 17:55:31,142 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2020-10-12 17:55:32,362 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 501 DAG size of output: 425 [2020-10-12 17:55:33,609 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 420 [2020-10-12 17:55:34,780 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 188 DAG size of output: 24 [2020-10-12 17:55:34,975 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-12 17:55:35,191 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:55:35,345 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2020-10-12 17:55:35,558 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:55:35,695 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2020-10-12 17:55:36,418 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 27 [2020-10-12 17:55:36,613 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:55:36,791 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-12 17:55:39,306 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 376 DAG size of output: 44 [2020-10-12 17:55:42,967 WARN L193 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 474 DAG size of output: 39 [2020-10-12 17:55:43,877 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 29 [2020-10-12 17:55:44,099 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:44,791 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 45 [2020-10-12 17:55:46,219 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 200 DAG size of output: 43 [2020-10-12 17:55:47,782 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 252 DAG size of output: 33 [2020-10-12 17:55:47,949 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-12 17:55:49,545 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 196 DAG size of output: 35 [2020-10-12 17:55:50,278 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-12 17:55:53,409 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 310 DAG size of output: 56 [2020-10-12 17:55:54,002 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 18 [2020-10-12 17:55:54,218 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:55:55,968 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 179 DAG size of output: 25 [2020-10-12 17:55:56,660 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 45 [2020-10-12 17:55:58,347 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 191 DAG size of output: 37 [2020-10-12 17:55:58,564 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:55:59,751 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 171 DAG size of output: 23 [2020-10-12 17:56:01,379 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 205 DAG size of output: 33 [2020-10-12 17:56:01,985 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2020-10-12 17:56:02,168 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 17:56:02,895 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 20 [2020-10-12 17:56:03,675 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-12 17:56:04,216 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 15 [2020-10-12 17:56:04,420 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-10-12 17:56:04,620 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:56:05,483 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 26 [2020-10-12 17:56:05,696 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-12 17:56:05,883 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-12 17:56:06,085 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:56:06,356 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-10-12 17:56:06,521 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 1 [2020-10-12 17:56:07,355 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 47 [2020-10-12 17:56:07,543 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-12 17:56:10,583 WARN L193 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 408 DAG size of output: 34 [2020-10-12 17:56:12,368 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 241 DAG size of output: 57 [2020-10-12 17:56:13,363 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 21 [2020-10-12 17:56:13,557 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 17:56:13,753 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 17:56:14,655 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 29 [2020-10-12 17:56:16,114 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 289 DAG size of output: 28 [2020-10-12 17:56:18,273 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 363 DAG size of output: 42 [2020-10-12 17:56:19,989 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 205 DAG size of output: 33 [2020-10-12 17:56:22,157 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 358 DAG size of output: 42 [2020-10-12 17:56:22,162 INFO L268 CegarLoopResult]: For program point L705(lines 705 709) no Hoare annotation was computed. [2020-10-12 17:56:22,162 INFO L268 CegarLoopResult]: For program point L705-1(lines 705 709) no Hoare annotation was computed. [2020-10-12 17:56:22,162 INFO L268 CegarLoopResult]: For program point L700(line 700) no Hoare annotation was computed. [2020-10-12 17:56:22,162 INFO L268 CegarLoopResult]: For program point L699-2(lines 699 720) no Hoare annotation was computed. [2020-10-12 17:56:22,163 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 674 729) no Hoare annotation was computed. [2020-10-12 17:56:22,163 INFO L268 CegarLoopResult]: For program point L721(lines 698 722) no Hoare annotation was computed. [2020-10-12 17:56:22,163 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 674 729) no Hoare annotation was computed. [2020-10-12 17:56:22,163 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 674 729) no Hoare annotation was computed. [2020-10-12 17:56:22,163 INFO L268 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 766) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 730 789) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point L757(line 757) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point L756-2(lines 756 781) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 730 789) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point L782(lines 755 783) no Hoare annotation was computed. [2020-10-12 17:56:22,164 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 730 789) no Hoare annotation was computed. [2020-10-12 17:56:22,165 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-10-12 17:56:22,165 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-10-12 17:56:22,165 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 395 401) the Hoare annotation is: true [2020-10-12 17:56:22,165 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 395 401) no Hoare annotation was computed. [2020-10-12 17:56:22,165 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 402 410) no Hoare annotation was computed. [2020-10-12 17:56:22,165 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 402 410) the Hoare annotation is: true [2020-10-12 17:56:22,165 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 402 410) no Hoare annotation was computed. [2020-10-12 17:56:22,166 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 589 611) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,166 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,166 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 589 611) no Hoare annotation was computed. [2020-10-12 17:56:22,166 INFO L264 CegarLoopResult]: At program point L601-1(line 601) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,167 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-10-12 17:56:22,167 INFO L268 CegarLoopResult]: For program point L599-1(lines 599 606) no Hoare annotation was computed. [2020-10-12 17:56:22,167 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-12 17:56:22,167 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,167 INFO L264 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,167 INFO L264 CegarLoopResult]: At program point L595-1(line 595) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 589 611) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 547 570) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 547 570) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 547 570) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-12 17:56:22,168 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-12 17:56:22,169 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-12 17:56:22,170 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-12 17:56:22,170 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-12 17:56:22,170 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-12 17:56:22,170 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 318 332) no Hoare annotation was computed. [2020-10-12 17:56:22,170 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 318 332) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (= |old(~systemActive~0)| 0) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) (not .cse1)))) [2020-10-12 17:56:22,170 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 318 332) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L264 CegarLoopResult]: At program point L324(line 324) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (not .cse0)) (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) .cse0))) [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point L322(lines 322 328) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 299 317) the Hoare annotation is: true [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 299 317) no Hoare annotation was computed. [2020-10-12 17:56:22,171 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L271 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: true [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 299 317) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L251(lines 251 259) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L274-1(line 274) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 244 279) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 244 279) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 244 279) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 388 394) no Hoare annotation was computed. [2020-10-12 17:56:22,172 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 388 394) the Hoare annotation is: true [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 628 673) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 628 673) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 628 673) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point L961(lines 961 968) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point L955(lines 955 975) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point L955-1(lines 955 975) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 941 986) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 941 986) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 941 986) no Hoare annotation was computed. [2020-10-12 17:56:22,173 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 578 588) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,173 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 578 588) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L264 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 578 588) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 224 234) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 224 234) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 224 234) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L268 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-10-12 17:56:22,174 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (= 0 ~systemActive~0) .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= 1 ~systemActive~0)) .cse1))) [2020-10-12 17:56:22,175 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2020-10-12 17:56:22,175 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2020-10-12 17:56:22,175 INFO L268 CegarLoopResult]: For program point L496(lines 496 502) no Hoare annotation was computed. [2020-10-12 17:56:22,175 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 492 505) no Hoare annotation was computed. [2020-10-12 17:56:22,175 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 492 505) the Hoare annotation is: true [2020-10-12 17:56:22,175 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 492 505) no Hoare annotation was computed. [2020-10-12 17:56:22,175 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not .cse3)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1) (or .cse0 .cse2 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~2)) (not (<= 1 ~waterLevel~0)) .cse2 .cse3)))) [2020-10-12 17:56:22,176 INFO L268 CegarLoopResult]: For program point L191(lines 191 199) no Hoare annotation was computed. [2020-10-12 17:56:22,176 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not .cse3)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1) (or .cse0 .cse2 .cse1) (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3)))) [2020-10-12 17:56:22,176 INFO L268 CegarLoopResult]: For program point L189-1(line 189) no Hoare annotation was computed. [2020-10-12 17:56:22,176 INFO L268 CegarLoopResult]: For program point L187(lines 187 204) no Hoare annotation was computed. [2020-10-12 17:56:22,176 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 183 207) no Hoare annotation was computed. [2020-10-12 17:56:22,176 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 183 207) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not .cse4))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~waterLevel~0)) .cse1 .cse2 .cse4) (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse3)))) [2020-10-12 17:56:22,177 INFO L264 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not .cse1))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4) (or .cse2 .cse3 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse4)))) [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2020-10-12 17:56:22,177 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not .cse3)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1) (or .cse0 .cse2 .cse1) (or (not (<= 1 ~waterLevel~0)) .cse2 .cse3)))) [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2020-10-12 17:56:22,177 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2020-10-12 17:56:22,177 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-12 17:56:22,177 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (let ((.cse1 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (not .cse0) (not (= 0 ~systemActive~0)) .cse2) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-10-12 17:56:22,177 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (let ((.cse2 (= ~methAndRunningLastTime~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= 0 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse4 .cse2) (and (= ~waterLevel~0 1) .cse3 .cse1 .cse2) (and (not .cse1) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse4 .cse1))) [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-10-12 17:56:22,177 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~methAndRunningLastTime~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 ~waterLevel~0) .cse0) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0) .cse0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not .cse2) .cse1 (<= 2 ~waterLevel~0) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (and .cse0 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not .cse1) .cse0 .cse4 (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-12 17:56:22,178 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (and .cse0 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (not .cse1) .cse0 .cse4 (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-10-12 17:56:22,178 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methAndRunningLastTime~0 0)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (not .cse0) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)))) [2020-10-12 17:56:22,178 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 895 940) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 895 940) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L915(lines 915 922) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 895 940) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L909(lines 909 929) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L909-1(lines 909 929) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 506 514) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 506 514) the Hoare annotation is: true [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 506 514) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L354-1(line 354) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L352(lines 352 369) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L352-1(lines 344 372) no Hoare annotation was computed. [2020-10-12 17:56:22,179 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (not .cse6)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or (not (= ~waterLevel~0 1)) .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse6 (not (<= ~waterLevel~0 0)) .cse1 .cse2) (or .cse4 .cse5 .cse1 .cse3)))) [2020-10-12 17:56:22,179 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 344 372) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (not .cse6)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or (not (= ~waterLevel~0 1)) .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse6 (not (<= ~waterLevel~0 0)) .cse1 .cse2) (or .cse4 .cse5 .cse1 .cse3)))) [2020-10-12 17:56:22,180 INFO L264 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse5 (not .cse1)) (.cse4 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 0)) .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse5 .cse6) (or .cse0 .cse3 .cse5 .cse2) (or .cse4 .cse2 .cse6)))) [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point L356(lines 356 366) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 344 372) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L264 CegarLoopResult]: At program point L354(line 354) the Hoare annotation is: (let ((.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse7 (= 0 ~systemActive~0))) (let ((.cse9 (not .cse7)) (.cse4 (and (<= ~methaneLevelCritical~0 __utac_acc__Specification2_spec__2_~tmp~5) (<= __utac_acc__Specification2_spec__2_~tmp~5 ~methaneLevelCritical~0) .cse8)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5 .cse6) (or .cse0 .cse7 (not (<= ~waterLevel~0 0)) .cse5 .cse8) (or .cse0 .cse2 .cse9 .cse6) (or .cse4 .cse0 .cse9 .cse6) (or .cse4 .cse0 .cse1 .cse9 .cse5) (or .cse0 .cse1 .cse2 .cse9 .cse5) (or .cse4 .cse0 .cse1 .cse3) (or .cse2 .cse3 .cse5 .cse6)))) [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-10-12 17:56:22,180 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 336 343) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 336 343) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 336 343) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 378 387) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 378 387) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 378 387) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 792 894) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2020-10-12 17:56:22,181 INFO L268 CegarLoopResult]: For program point L880(lines 880 891) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 861) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 792 894) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L862(lines 840 863) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L821(lines 821 837) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 792 894) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L881(lines 881 888) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L842(lines 841 861) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L873-1(line 873) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point L838(lines 838 879) no Hoare annotation was computed. [2020-10-12 17:56:22,182 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#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~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.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~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 208 215) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 208 215) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 208 215) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2020-10-12 17:56:22,183 INFO L271 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: true [2020-10-12 17:56:22,183 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point L287-1(line 287) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 483 491) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-10-12 17:56:22,184 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~waterLevel~0 1))) (.cse2 (not .cse6)) (.cse5 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (not (<= (+ |old(~methaneLevelCritical~0)| 1) 0)) (not (<= 1 |old(~methaneLevelCritical~0)|))) .cse5 .cse6 .cse4 .cse7) (or .cse0 .cse5 .cse4 .cse7) (or .cse0 .cse2 .cse3 .cse4 .cse7) (or .cse0 .cse1 .cse2 .cse5 .cse4)))) [2020-10-12 17:56:22,184 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point L129(lines 128 147) no Hoare annotation was computed. [2020-10-12 17:56:22,185 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not .cse4)) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 (not .cse2) .cse3) (or .cse0 .cse1 .cse2 .cse4) (or .cse1 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2020-10-12 17:56:22,185 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2020-10-12 17:56:22,186 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (let ((.cse10 (= 0 ~systemActive~0))) (let ((.cse11 (= |old(~pumpRunning~0)| 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not .cse10)) (.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse1 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= 1 ~systemActive~0))) (.cse12 (and .cse2 .cse5 .cse8 .cse0)) (.cse3 (not .cse11)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse1 (and .cse2 (= ~pumpRunning~0 0) .cse0) .cse3 .cse4) (or (and .cse2 .cse5) .cse6 .cse3 .cse4) (or .cse7 .cse8 .cse3) (or .cse7 .cse1 (and .cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse9) .cse10 .cse11) (or .cse12 .cse3 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or (and .cse5 .cse9) .cse7 .cse6 .cse11) (or (not (= |old(~waterLevel~0)| 1)) .cse12 .cse3 .cse4))))) [2020-10-12 17:56:22,186 INFO L264 CegarLoopResult]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| 0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= 0 ~systemActive~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (not .cse7)) (.cse12 (and .cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse9 (not .cse5)) (.cse11 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse3 .cse6 .cse7 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2) .cse5) (or .cse3 .cse8 .cse9 .cse0) (or .cse10 .cse4 .cse9 .cse11) (or .cse12 .cse9 .cse11 (not (<= |old(~waterLevel~0)| 0))) (or .cse6 (and .cse10 .cse0) .cse9 .cse11) (or .cse12 .cse3 .cse8 .cse9) (or .cse12 (not (= |old(~waterLevel~0)| 1)) .cse9 .cse11)))) [2020-10-12 17:56:22,186 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2020-10-12 17:56:22,186 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| 0))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (= 0 ~systemActive~0)) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse0 (not .cse5)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 1 ~systemActive~0)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5) (or .cse2 (not .cse4) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))) (or (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1)))) [2020-10-12 17:56:22,186 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 517 546) no Hoare annotation was computed. [2020-10-12 17:56:22,186 INFO L271 CegarLoopResult]: At program point L542(lines 517 546) the Hoare annotation is: true [2020-10-12 17:56:22,186 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 517 546) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 (= 0 ~systemActive~0) .cse1) (or .cse0 (not .cse1) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-12 17:56:22,186 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-12 17:56:22,187 INFO L268 CegarLoopResult]: For program point L531(lines 531 535) no Hoare annotation was computed. [2020-10-12 17:56:22,187 INFO L264 CegarLoopResult]: At program point L531-1(lines 531 535) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0))) (let ((.cse4 (= |old(~pumpRunning~0)| 0)) (.cse9 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse10 (not .cse2)) (.cse12 (<= (+ ~methaneLevelCritical~0 1) 0)) (.cse11 (<= 1 ~methaneLevelCritical~0))) (let ((.cse0 (and (not .cse8) .cse10 (<= 2 ~waterLevel~0) (or .cse12 .cse11))) (.cse1 (and (not .cse11) (not .cse12))) (.cse3 (and .cse10 .cse8 .cse9)) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse8 .cse9)) (.cse6 (not .cse4)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse6 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse6 .cse7) (or .cse5 .cse6 .cse7 (not (<= |old(~waterLevel~0)| 0))))))) [2020-10-12 17:56:22,187 INFO L268 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-12 17:56:22,187 INFO L264 CegarLoopResult]: At program point L527-2(lines 527 541) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0))) (let ((.cse4 (= |old(~pumpRunning~0)| 0)) (.cse9 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse10 (not .cse2)) (.cse12 (<= (+ ~methaneLevelCritical~0 1) 0)) (.cse11 (<= 1 ~methaneLevelCritical~0))) (let ((.cse0 (and (not .cse8) .cse10 (<= 2 ~waterLevel~0) (or .cse12 .cse11))) (.cse1 (and (not .cse11) (not .cse12))) (.cse3 (and .cse10 .cse8 .cse9)) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse8 .cse9)) (.cse6 (not .cse4)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse6 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse6 .cse7) (or .cse5 .cse6 .cse7 (not (<= |old(~waterLevel~0)| 0))))))) [2020-10-12 17:56:22,187 INFO L264 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 (= 0 ~systemActive~0) .cse1) (or .cse0 (not .cse1) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-12 17:56:22,187 INFO L268 CegarLoopResult]: For program point L523-1(line 523) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 571 577) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 571 577) the Hoare annotation is: true [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:56:22,188 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:22,188 INFO L268 CegarLoopResult]: For program point L161(lines 161 178) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 1 ~systemActive~0)) .cse2) (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse2))) [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1) (or .cse0 (not (= 1 ~systemActive~0)) .cse1))) [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (and (or .cse0 (not (= 1 ~systemActive~0)) .cse1 .cse2) (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1 .cse2))) [2020-10-12 17:56:22,189 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse2 .cse1))) [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point L165(lines 165 173) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= 1 ~systemActive~0)) .cse2) (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= ~waterLevel~0 0)) .cse2))) [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-10-12 17:56:22,189 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-10-12 17:56:22,190 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not .cse6)) (.cse4 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5) (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 .cse1 .cse3 .cse5) (or .cse1 .cse2 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse5 .cse6) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse3 .cse4)))) [2020-10-12 17:56:22,190 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 613 620) no Hoare annotation was computed. [2020-10-12 17:56:22,190 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 617) no Hoare annotation was computed. [2020-10-12 17:56:22,190 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 613 620) the Hoare annotation is: true [2020-10-12 17:56:22,190 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 613 620) no Hoare annotation was computed. [2020-10-12 17:56:22,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:56:22 BoogieIcfgContainer [2020-10-12 17:56:22,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:56:22,217 INFO L168 Benchmark]: Toolchain (without parser) took 192430.20 ms. Allocated memory was 142.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 101.9 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,218 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 142.1 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.01 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 101.7 MB in the beginning and 171.5 MB in the end (delta: -69.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,219 INFO L168 Benchmark]: Boogie Preprocessor took 100.47 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 166.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,222 INFO L168 Benchmark]: RCFGBuilder took 1291.09 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 196.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,223 INFO L168 Benchmark]: TraceAbstraction took 190280.97 ms. Allocated memory was 235.9 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 194.9 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-10-12 17:56:22,227 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 142.1 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.01 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 101.7 MB in the beginning and 171.5 MB in the end (delta: -69.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.47 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 166.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1291.09 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 196.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 190280.97 ms. Allocated memory was 235.9 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 194.9 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 617]: 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: 54]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (pumpRunning == 0 && methAndRunningLastTime == 0)) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((!(pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (((((((!(2 <= \old(waterLevel)) || (((!(pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical))) || (!(1 <= methaneLevelCritical) && !(methaneLevelCritical + 1 <= 0))) || 0 == systemActive) || ((!(0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || \old(pumpRunning) == 0) && (((((((\old(waterLevel) == waterLevel && pumpRunning == 0) && methAndRunningLastTime == 0) || (((!(pumpRunning == 0) && !(0 == systemActive)) && 2 <= waterLevel) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical))) || (!(1 <= methaneLevelCritical) && !(methaneLevelCritical + 1 <= 0))) || ((!(0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0))) && (((!(\old(waterLevel) == 1) || ((\old(waterLevel) == waterLevel && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0))) && (((((\old(waterLevel) == waterLevel && pumpRunning == 0) && methAndRunningLastTime == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(waterLevel) <= 0)) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || (((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && methAndRunningLastTime == 0)) || !(\old(waterLevel) == 1)) || (((0 == systemActive && pumpRunning == \old(pumpRunning)) && 1 <= waterLevel) && methAndRunningLastTime == 0)) || ((1 == systemActive && 2 <= waterLevel) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((!(pumpRunning == 0) && 1 == systemActive) && 2 <= waterLevel) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 112.2s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 67.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 77.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1739 SDtfs, 7887 SDslu, 2828 SDs, 0 SdLazy, 18103 SolverSat, 6289 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 943 GetRequests, 520 SyntacticMatches, 10 SemanticMatches, 413 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6663 ImplicationChecksByTransitivity, 26.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5613occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 5555 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 8793 PreInvPairs, 9722 NumberOfFragments, 3226 HoareAnnotationTreeSize, 8793 FomulaSimplifications, 25228216246 FormulaSimplificationTreeSizeReduction, 29.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 221612695 FormulaSimplificationTreeSizeReductionInter, 48.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 40.2s InterpolantComputationTime, 1267 NumberOfCodeBlocks, 1267 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1257 ConstructedInterpolants, 0 QuantifiedInterpolants, 581246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 305/353 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...