/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/elevator_spec13_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:32:03,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:32:03,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:32:03,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:32:03,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:32:03,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:32:03,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:32:03,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:32:03,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:32:03,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:32:03,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:32:03,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:32:03,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:32:03,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:32:03,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:32:03,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:32:03,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:32:03,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:32:03,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:32:03,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:32:03,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:32:03,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:32:03,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:32:03,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:32:03,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:32:03,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:32:03,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:32:03,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:32:03,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:32:03,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:32:03,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:32:03,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:32:03,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:32:03,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:32:03,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:32:03,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:32:03,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:32:03,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:32:03,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:32:03,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:32:03,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:32:03,374 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 16:32:03,397 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:32:03,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:32:03,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:32:03,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:32:03,399 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:32:03,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:32:03,400 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:32:03,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:32:03,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:32:03,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:32:03,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:32:03,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:32:03,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:32:03,401 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:32:03,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:32:03,401 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:32:03,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:32:03,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:32:03,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:32:03,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:32:03,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:32:03,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:32:03,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:32:03,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:32:03,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:32:03,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:32:03,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:32:03,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:32:03,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:32:03,404 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 16:32:03,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:32:03,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:32:03,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:32:03,715 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:32:03,716 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:32:03,716 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product31.cil.c [2020-10-12 16:32:03,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c873d9372/f75621c9a73a47c9aa309301c2a3aab4/FLAGfdea56bec [2020-10-12 16:32:04,413 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:32:04,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_product31.cil.c [2020-10-12 16:32:04,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c873d9372/f75621c9a73a47c9aa309301c2a3aab4/FLAGfdea56bec [2020-10-12 16:32:04,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c873d9372/f75621c9a73a47c9aa309301c2a3aab4 [2020-10-12 16:32:04,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:32:04,627 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:32:04,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:32:04,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:32:04,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:32:04,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:32:04" (1/1) ... [2020-10-12 16:32:04,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16661b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:04, skipping insertion in model container [2020-10-12 16:32:04,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:32:04" (1/1) ... [2020-10-12 16:32:04,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:32:04,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:32:05,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:32:05,476 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:32:05,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:32:05,717 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:32:05,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05 WrapperNode [2020-10-12 16:32:05,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:32:05,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:32:05,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:32:05,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:32:05,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (1/1) ... [2020-10-12 16:32:05,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:32:05,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:32:05,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:32:05,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:32:05,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (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 16:32:06,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:32:06,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:32:06,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:32:06,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:32:06,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:32:06,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:32:06,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:32:06,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:32:06,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:32:06,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:32:06,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-12 16:32:06,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-12 16:32:06,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:32:06,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:32:06,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:32:06,039 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:32:06,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:32:06,040 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:32:06,040 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:32:06,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:32:06,040 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:32:06,040 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:32:06,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:32:06,043 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:32:06,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:32:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:32:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:32:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:32:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:32:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:32:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:32:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:32:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:32:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:32:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:32:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:32:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:32:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:32:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:32:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:32:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:32:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:32:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:32:06,053 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:32:06,053 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:32:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:32:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:32:06,056 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:32:06,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:32:06,056 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:32:06,056 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:32:06,056 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:32:06,057 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:32:06,058 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:32:06,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:32:06,059 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:32:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:32:06,061 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:32:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:32:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:32:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-12 16:32:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:32:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:32:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:32:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:32:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:32:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:32:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:32:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:32:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:32:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:32:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:32:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:32:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:32:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:32:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:32:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:32:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:32:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:32:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:32:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:32:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:32:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:32:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:32:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:32:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:32:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:32:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:32:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:32:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:32:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:32:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:32:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:32:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:32:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:32:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:32:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:32:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:32:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:32:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:32:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:32:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:32:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:32:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:32:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:32:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:32:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:32:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:32:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:32:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:32:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:32:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:32:08,127 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:32:08,127 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:32:08,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:32:08 BoogieIcfgContainer [2020-10-12 16:32:08,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:32:08,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:32:08,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:32:08,145 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:32:08,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:32:04" (1/3) ... [2020-10-12 16:32:08,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac980e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:32:08, skipping insertion in model container [2020-10-12 16:32:08,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:32:05" (2/3) ... [2020-10-12 16:32:08,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac980e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:32:08, skipping insertion in model container [2020-10-12 16:32:08,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:32:08" (3/3) ... [2020-10-12 16:32:08,149 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product31.cil.c [2020-10-12 16:32:08,159 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:32:08,168 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:32:08,182 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:32:08,209 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:32:08,209 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:32:08,209 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:32:08,209 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:32:08,210 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:32:08,210 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:32:08,210 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:32:08,210 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:32:08,247 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states. [2020-10-12 16:32:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-12 16:32:08,276 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:32:08,278 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:32:08,278 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:32:08,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:32:08,285 INFO L82 PathProgramCache]: Analyzing trace with hash -2055588152, now seen corresponding path program 1 times [2020-10-12 16:32:08,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:32:08,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1227511647] [2020-10-12 16:32:08,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:32:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:08,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:09,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:09,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:09,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:09,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:09,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:10,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:11,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:11,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:13,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:13,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 16:32:13,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:32:13,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-12 16:32:13,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:32:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-12 16:32:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:32:13,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:32:14,929 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:32:14,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:32:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:14,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:14,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:14,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:14,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:14,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 16:32:14,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:14,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:14,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:14,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:14,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:32:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:15,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:15,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:15,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:15,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:32:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:15,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:15,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:15,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:15,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:32:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:15,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:15,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:15,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:15,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:15,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:15,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:32:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:15,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:15,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:15,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:15,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:15,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:32:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:32:15,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:32:15,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 778 [2020-10-12 16:32:15,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:32:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:32:15,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:32:15,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:15,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:15,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:15,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:15,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:15,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:15,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:32:15,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:15,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:15,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:15,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:32:15,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:16,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:32:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:16,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:16,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:32:16,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:16,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-12 16:32:16,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:16,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:32:16,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:16,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:32:16,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:16,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:32:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:16,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:16,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:16,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:16,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:32:16,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:16,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:32:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:32:16,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:16,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 16:32:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:16,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:16,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:32:16,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:32:16,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 477 [2020-10-12 16:32:16,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:16,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:32:16,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:32:16,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:32:16,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:16,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:16,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:16,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:16,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:16,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:32:16,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:16,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:32:16,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:16,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:32:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:16,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:16,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:16,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:32:16,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:16,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-12 16:32:16,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:16,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:32:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:17,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:32:17,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 16:32:17,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:32:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:17,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:32:17,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:32:17,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:32:17,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-12 16:32:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:32:17,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:32:17,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:32:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:32:17,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:32:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:17,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-12 16:32:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:32:17,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:32:17,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:32:17,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:32:17,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:32:17,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:17,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:32:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:17,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 16:32:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:32:17,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:32:17,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:32:17,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:32:17,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:17,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:32:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:17,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 16:32:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:17,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:32:17,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:32:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 16:32:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:17,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:17,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:32:17,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:17,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:32:17,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 44 [2020-10-12 16:32:17,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-12 16:32:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:17,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:17,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:32:17,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:32:17,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:17,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 16:32:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:17,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:17,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:17,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:17,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:17,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:17,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:32:17,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:17,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-12 16:32:17,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1227511647] [2020-10-12 16:32:17,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:32:17,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 16:32:17,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247638988] [2020-10-12 16:32:17,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 16:32:17,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:32:17,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 16:32:17,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2020-10-12 16:32:17,701 INFO L87 Difference]: Start difference. First operand 832 states. Second operand 21 states. [2020-10-12 16:32:20,481 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:21,262 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:32:22,280 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:22,998 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:32:23,786 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:24,603 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:32:25,461 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:36,461 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:37,211 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:37,954 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:32:44,381 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:32:50,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:32:50,475 INFO L93 Difference]: Finished difference Result 1730 states and 2971 transitions. [2020-10-12 16:32:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-12 16:32:50,484 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 161 [2020-10-12 16:32:50,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:32:50,513 INFO L225 Difference]: With dead ends: 1730 [2020-10-12 16:32:50,513 INFO L226 Difference]: Without dead ends: 998 [2020-10-12 16:32:50,525 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 51 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=318, Invalid=1574, Unknown=0, NotChecked=0, Total=1892 [2020-10-12 16:32:50,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-12 16:32:50,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 718. [2020-10-12 16:32:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 718 states. [2020-10-12 16:32:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 718 states and 1128 transitions. [2020-10-12 16:32:50,825 INFO L78 Accepts]: Start accepts. Automaton has 718 states and 1128 transitions. Word has length 161 [2020-10-12 16:32:50,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:32:50,825 INFO L479 AbstractCegarLoop]: Abstraction has 718 states and 1128 transitions. [2020-10-12 16:32:50,825 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 16:32:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1128 transitions. [2020-10-12 16:32:50,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-12 16:32:50,835 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:32:50,836 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:32:50,836 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:32:50,836 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:32:50,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:32:50,837 INFO L82 PathProgramCache]: Analyzing trace with hash -916200834, now seen corresponding path program 1 times [2020-10-12 16:32:50,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:32:50,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392987767] [2020-10-12 16:32:50,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:32:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:50,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:51,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:51,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:51,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:51,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:52,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:55,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:55,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-12 16:32:55,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:32:55,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-12 16:32:55,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:55,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:32:55,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-12 16:32:55,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:32:55,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:56,692 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:32:56,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:32:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:56,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:56,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:56,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 16:32:56,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:56,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:56,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:56,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:56,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:56,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:32:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:56,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:56,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:56,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:32:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:56,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:56,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:56,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:32:56,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:56,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:56,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:32:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:56,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:56,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:56,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:56,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:56,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:56,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:56,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:56,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:32:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:56,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:32:56,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:56,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:32:56,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:56,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:56,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:32:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:56,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:56,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:32:57,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:57,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-12 16:32:57,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:32:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:32:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:32:57,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:32:57,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:57,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:32:57,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:57,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:57,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:32:57,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:32:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:32:57,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:57,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-12 16:32:57,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:32:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:32:57,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:32:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:57,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:57,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:32:57,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:32:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:32:57,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 16:32:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:32:57,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:32:57,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 369 [2020-10-12 16:32:57,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:32:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:32:57,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:32:57,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:32:57,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:32:57,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:32:57,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:32:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:32:57,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:32:57,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-12 16:32:57,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:32:57,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:57,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:32:57,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:57,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:32:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:57,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:57,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:57,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:57,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:57,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:32:57,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:57,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:32:57,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:57,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:32:57,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-12 16:32:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:32:58,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:32:58,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:32:58,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:32:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:58,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-12 16:32:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:32:58,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:32:58,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:32:58,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:32:58,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:58,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:32:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:58,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:32:58,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-12 16:32:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:32:58,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:32:58,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:32:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:32:58,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:32:58,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:32:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:32:58,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:32:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:58,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:32:58,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 16:32:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:58,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:32:58,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:32:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 16:32:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:58,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:58,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:32:58,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:58,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:32:58,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 16:32:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:32:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:32:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:32:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:32:58,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 16:32:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:32:58,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:32:58,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:32:58,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:32:58,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:32:58,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:32:58,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:32:58,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:32:58,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:32:58,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:32:58,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:32:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 16:32:58,398 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392987767] [2020-10-12 16:32:58,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:32:58,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-12 16:32:58,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446166757] [2020-10-12 16:32:58,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 16:32:58,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:32:58,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 16:32:58,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2020-10-12 16:32:58,402 INFO L87 Difference]: Start difference. First operand 718 states and 1128 transitions. Second operand 24 states. [2020-10-12 16:33:01,691 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:02,431 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:33:03,202 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:33:04,027 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:04,782 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:05,572 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:06,329 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:33:07,159 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:08,003 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:33:08,923 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:11,005 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:21,577 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:33:22,273 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:33:22,996 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:33:23,792 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:33:24,657 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:33:37,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:33:37,171 INFO L93 Difference]: Finished difference Result 1696 states and 2838 transitions. [2020-10-12 16:33:37,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-12 16:33:37,173 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 163 [2020-10-12 16:33:37,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:33:37,183 INFO L225 Difference]: With dead ends: 1696 [2020-10-12 16:33:37,184 INFO L226 Difference]: Without dead ends: 999 [2020-10-12 16:33:37,189 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 579 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=433, Invalid=2429, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 16:33:37,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2020-10-12 16:33:37,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 715. [2020-10-12 16:33:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2020-10-12 16:33:37,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1117 transitions. [2020-10-12 16:33:37,398 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1117 transitions. Word has length 163 [2020-10-12 16:33:37,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:33:37,399 INFO L479 AbstractCegarLoop]: Abstraction has 715 states and 1117 transitions. [2020-10-12 16:33:37,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 16:33:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1117 transitions. [2020-10-12 16:33:37,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-12 16:33:37,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:33:37,405 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:37,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:33:37,406 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:33:37,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:33:37,406 INFO L82 PathProgramCache]: Analyzing trace with hash 722452122, now seen corresponding path program 1 times [2020-10-12 16:33:37,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:33:37,407 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1814836860] [2020-10-12 16:33:37,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:33:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:37,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:38,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:38,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:39,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:42,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:42,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 16:33:42,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:33:42,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-12 16:33:42,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:33:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-12 16:33:42,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:33:42,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:43,516 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:33:43,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:33:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:43,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:43,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:43,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 16:33:43,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:43,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:43,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:43,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:43,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:43,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:33:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:43,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:43,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:43,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:43,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:43,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:43,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:43,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:43,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:43,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:33:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:43,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:43,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:43,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:33:43,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:43,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:43,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:43,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:43,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:43,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:33:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:43,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:43,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:43,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:43,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:43,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:43,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:43,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:43,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:43,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:33:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:43,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:43,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:43,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:43,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:43,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:43,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:43,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:43,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:43,771 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:33:43,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:33:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:43,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:43,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:33:44,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:33:44,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 499 [2020-10-12 16:33:44,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:33:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:33:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:33:44,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:33:44,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:33:44,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:33:44,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:33:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:33:44,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:33:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:33:44,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:33:44,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-12 16:33:44,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:33:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:33:44,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:33:44,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:33:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:44,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:33:44,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:33:44,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:33:44,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 16:33:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:33:44,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:33:44,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-12 16:33:44,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:33:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:33:44,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:33:44,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:44,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:33:44,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:33:44,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:33:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:33:44,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:33:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:33:44,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:33:44,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-12 16:33:44,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:33:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:33:44,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:33:44,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:33:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:44,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:33:44,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:33:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:33:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 16:33:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:33:45,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:45,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:33:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:33:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:45,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:33:45,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-12 16:33:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:33:45,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:45,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:33:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:33:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:45,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:33:45,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 16:33:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:33:45,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:33:45,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:33:45,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:33:45,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:33:45,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:45,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:45,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:33:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 16:33:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:33:45,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:45,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:33:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 16:33:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:33:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 16:33:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:33:45,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:33:45,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:33:45,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-12 16:33:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:45,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:45,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-12 16:33:45,223 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1814836860] [2020-10-12 16:33:45,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:33:45,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 16:33:45,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153116200] [2020-10-12 16:33:45,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 16:33:45,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:33:45,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 16:33:45,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-10-12 16:33:45,226 INFO L87 Difference]: Start difference. First operand 715 states and 1117 transitions. Second operand 19 states. [2020-10-12 16:33:46,913 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:47,745 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:48,478 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:49,210 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:49,943 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:33:50,751 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:33:51,511 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:33:52,354 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:33:53,212 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:54,988 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:33:55,705 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:15,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:34:15,123 INFO L93 Difference]: Finished difference Result 1697 states and 2823 transitions. [2020-10-12 16:34:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-12 16:34:15,124 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 168 [2020-10-12 16:34:15,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:34:15,135 INFO L225 Difference]: With dead ends: 1697 [2020-10-12 16:34:15,135 INFO L226 Difference]: Without dead ends: 1021 [2020-10-12 16:34:15,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 540 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=390, Invalid=1866, Unknown=0, NotChecked=0, Total=2256 [2020-10-12 16:34:15,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-10-12 16:34:15,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 726. [2020-10-12 16:34:15,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2020-10-12 16:34:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1135 transitions. [2020-10-12 16:34:15,315 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1135 transitions. Word has length 168 [2020-10-12 16:34:15,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:34:15,315 INFO L479 AbstractCegarLoop]: Abstraction has 726 states and 1135 transitions. [2020-10-12 16:34:15,315 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 16:34:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1135 transitions. [2020-10-12 16:34:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-12 16:34:15,322 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:34:15,322 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:15,323 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 16:34:15,323 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:34:15,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:34:15,323 INFO L82 PathProgramCache]: Analyzing trace with hash 886099900, now seen corresponding path program 1 times [2020-10-12 16:34:15,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:34:15,324 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1192036939] [2020-10-12 16:34:15,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:34:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:15,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:15,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:16,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:16,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:20,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:20,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 16:34:20,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:20,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,109 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:34:21,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:34:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:21,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:34:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:21,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:21,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:34:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:21,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:34:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:21,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:21,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:34:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:21,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:34:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:21,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:34:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:21,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:34:21,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:21,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:34:21,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:34:21,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:21,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:34:21,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:34:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:34:21,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:21,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 16:34:21,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:34:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:34:21,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:34:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:21,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:21,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:21,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:34:21,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:21,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:21,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:34:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:21,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:21,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:34:22,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:34:22,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 392 [2020-10-12 16:34:22,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:22,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:34:22,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:22,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:22,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:34:22,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:22,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:34:22,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:34:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:34:22,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:34:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:34:22,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:34:22,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:34:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:22,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:34:22,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-12 16:34:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:34:22,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:34:22,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:34:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:22,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:22,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-12 16:34:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:22,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:34:22,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:34:22,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:22,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:22,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:22,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 16:34:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:34:22,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:34:22,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:34:22,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:22,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:22,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:22,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-12 16:34:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:34:22,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:22,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-12 16:34:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 16:34:22,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:22,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:34:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-12 16:34:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:34:22,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-12 16:34:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:22,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:22,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:22,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:22,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:22,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:22,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:22,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:22,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:22,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:22,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:22,720 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-12 16:34:22,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1192036939] [2020-10-12 16:34:22,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:34:22,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 16:34:22,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887952246] [2020-10-12 16:34:22,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 16:34:22,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:34:22,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 16:34:22,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2020-10-12 16:34:22,723 INFO L87 Difference]: Start difference. First operand 726 states and 1135 transitions. Second operand 19 states. [2020-10-12 16:34:24,700 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:25,479 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:34:26,274 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:34:27,059 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:28,014 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:28,800 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:34:29,670 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:30,540 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:34:31,452 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:33,358 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:34:34,211 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:34:34,968 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:34:36,963 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:34:55,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:34:55,141 INFO L93 Difference]: Finished difference Result 1704 states and 2827 transitions. [2020-10-12 16:34:55,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-12 16:34:55,142 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 170 [2020-10-12 16:34:55,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:34:55,151 INFO L225 Difference]: With dead ends: 1704 [2020-10-12 16:34:55,151 INFO L226 Difference]: Without dead ends: 1007 [2020-10-12 16:34:55,156 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 421 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=349, Invalid=1631, Unknown=0, NotChecked=0, Total=1980 [2020-10-12 16:34:55,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1007 states. [2020-10-12 16:34:55,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1007 to 718. [2020-10-12 16:34:55,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 718 states. [2020-10-12 16:34:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 718 states and 1119 transitions. [2020-10-12 16:34:55,362 INFO L78 Accepts]: Start accepts. Automaton has 718 states and 1119 transitions. Word has length 170 [2020-10-12 16:34:55,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:34:55,362 INFO L479 AbstractCegarLoop]: Abstraction has 718 states and 1119 transitions. [2020-10-12 16:34:55,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 16:34:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1119 transitions. [2020-10-12 16:34:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-12 16:34:55,370 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:34:55,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:55,371 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 16:34:55,371 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:34:55,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:34:55,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1134430226, now seen corresponding path program 1 times [2020-10-12 16:34:55,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:34:55,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [45721681] [2020-10-12 16:34:55,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:34:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:55,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:55,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:55,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:55,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:56,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:57,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:57,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:00,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:00,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-12 16:35:00,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-12 16:35:00,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,162 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:35:01,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:35:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:01,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:35:01,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:35:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:35:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:01,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:01,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:35:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:01,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:01,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:01,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:01,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:35:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:01,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:35:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:35:01,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 310 [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 16:35:01,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:35:01,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:35:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:35:01,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-12 16:35:01,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-12 16:35:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:01,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:35:01,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:01,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:35:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:01,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:01,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-12 16:35:02,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:35:02,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 459 [2020-10-12 16:35:02,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:35:02,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:35:02,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-12 16:35:02,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:35:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:35:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:35:02,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:35:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-12 16:35:02,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:35:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:35:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 16:35:02,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-12 16:35:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:35:02,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:35:02,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:35:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:35:02,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 16:35:02,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-12 16:35:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:35:02,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:35:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-12 16:35:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:35:02,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:35:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:02,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:02,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:35:02,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:35:02,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:35:02,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:02,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:02,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 16:35:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:02,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:02,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:02,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 46 [2020-10-12 16:35:02,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:02,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 16:35:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:35:02,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 16:35:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-12 16:35:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:35:02,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:02,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:35:02,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:02,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-12 16:35:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:02,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:02,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 16:35:03,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [45721681] [2020-10-12 16:35:03,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:35:03,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 16:35:03,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749634556] [2020-10-12 16:35:03,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 16:35:03,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:35:03,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 16:35:03,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2020-10-12 16:35:03,015 INFO L87 Difference]: Start difference. First operand 718 states and 1119 transitions. Second operand 22 states. [2020-10-12 16:35:05,657 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:06,742 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:07,541 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:08,285 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:09,052 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:09,893 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:35:10,861 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:35:11,620 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:14,890 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:15,165 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:35:16,078 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:16,957 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:17,793 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:35:18,648 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:35:19,521 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:35:21,253 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:35:24,939 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:35:28,729 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:35:29,656 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:30,527 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:31,362 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:32,181 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:33,670 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 390 DAG size of output: 384 [2020-10-12 16:35:39,120 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:35:39,752 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:35:44,328 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-12 16:35:44,995 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 108