/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_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:37:12,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:37:12,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:37:12,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:37:12,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:37:12,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:37:12,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:37:12,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:37:12,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:37:12,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:37:12,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:37:12,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:37:12,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:37:12,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:37:12,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:37:12,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:37:12,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:37:12,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:37:12,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:37:12,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:37:12,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:37:12,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:37:12,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:37:12,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:37:12,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:37:12,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:37:12,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:37:12,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:37:12,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:37:12,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:37:12,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:37:12,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:37:12,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:37:12,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:37:12,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:37:12,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:37:12,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:37:12,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:37:12,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:37:12,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:37:12,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:37:12,473 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 16:37:12,495 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:37:12,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:37:12,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:37:12,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:37:12,497 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:37:12,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:37:12,497 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:37:12,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:37:12,499 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:37:12,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:37:12,499 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:37:12,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:37:12,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:37:12,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:37:12,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:37:12,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:37:12,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:37:12,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:37:12,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:37:12,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:37:12,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:37:12,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:37:12,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:37:12,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:37:12,502 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 16:37:12,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:37:12,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:37:12,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:37:12,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:37:12,835 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:37:12,836 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-12 16:37:12,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d9e23535/6dbe3a8a0a044df18cf51c3eead4a770/FLAG996a2a8c4 [2020-10-12 16:37:13,498 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:37:13,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-12 16:37:13,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d9e23535/6dbe3a8a0a044df18cf51c3eead4a770/FLAG996a2a8c4 [2020-10-12 16:37:13,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d9e23535/6dbe3a8a0a044df18cf51c3eead4a770 [2020-10-12 16:37:13,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:37:13,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:37:13,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:37:13,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:37:13,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:37:13,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:37:13" (1/1) ... [2020-10-12 16:37:13,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661af35a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:13, skipping insertion in model container [2020-10-12 16:37:13,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:37:13" (1/1) ... [2020-10-12 16:37:13,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:37:13,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:37:14,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:37:14,557 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:37:14,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:37:14,741 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:37:14,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14 WrapperNode [2020-10-12 16:37:14,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:37:14,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:37:14,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:37:14,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:37:14,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (1/1) ... [2020-10-12 16:37:14,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:37:14,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:37:14,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:37:14,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:37:14,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (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 16:37:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:37:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:37:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:37:15,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:37:15,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:37:15,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:37:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:37:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:37:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:37:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:37:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:37:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:37:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:37:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:37:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:37:15,054 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:37:15,054 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:37:15,055 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:37:15,055 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:37:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:37:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:37:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:37:15,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:37:15,057 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:37:15,058 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:37:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:37:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:37:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:37:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:37:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:37:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:37:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:37:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:37:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:37:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:37:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:37:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:37:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:37:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:37:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:37:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:37:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:37:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:37:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:37:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:37:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:37:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:37:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:37:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:37:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:37:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:37:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:37:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:37:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:37:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:37:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:37:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:37:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:37:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:37:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:37:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:37:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:37:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:37:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:37:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:37:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:37:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:37:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:37:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:37:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:37:15,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:37:15,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:37:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:37:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:37:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:37:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:37:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:37:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:37:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:37:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:37:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:37:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:37:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:37:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:37:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:37:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:37:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:37:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:37:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:37:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:37:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:37:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:37:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:37:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:37:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:37:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:37:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:37:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:37:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:37:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:37:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:37:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:37:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:37:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:37:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:37:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:37:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:37:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:37:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:37:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:37:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:37:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:37:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:37:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:37:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:37:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:37:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:37:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:37:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:37:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:37:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:37:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:37:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:37:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:37:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:37:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:37:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:37:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:37:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:37:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:37:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:37:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:37:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:37:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:37:15,100 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:37:15,100 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:37:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:37:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:37:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:37:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:37:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:37:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:37:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:37:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:37:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:37:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:37:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:37:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:37:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:37:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:37:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:37:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:37:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:37:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:37:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:37:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:37:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:37:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:37:15,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:37:15,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:37:15,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:37:17,605 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:37:17,605 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:37:17,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:37:17 BoogieIcfgContainer [2020-10-12 16:37:17,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:37:17,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:37:17,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:37:17,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:37:17,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:37:13" (1/3) ... [2020-10-12 16:37:17,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bb480c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:37:17, skipping insertion in model container [2020-10-12 16:37:17,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:37:14" (2/3) ... [2020-10-12 16:37:17,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bb480c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:37:17, skipping insertion in model container [2020-10-12 16:37:17,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:37:17" (3/3) ... [2020-10-12 16:37:17,623 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product09.cil.c [2020-10-12 16:37:17,633 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:37:17,643 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:37:17,656 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:37:17,684 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:37:17,685 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:37:17,685 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:37:17,685 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:37:17,685 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:37:17,685 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:37:17,685 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:37:17,686 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:37:17,720 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states. [2020-10-12 16:37:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-12 16:37:17,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:37:17,748 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 16:37:17,749 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:37:17,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:37:17,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1329174793, now seen corresponding path program 1 times [2020-10-12 16:37:17,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:37:17,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384886987] [2020-10-12 16:37:17,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:37:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:18,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:18,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:18,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:18,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:20,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:23,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:23,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:23,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-12 16:37:23,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:37:23,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-12 16:37:23,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-12 16:37:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:37:23,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:37:24,379 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:24,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:37:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:37:24,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-12 16:37:24,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:37:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:37:24,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:37:24,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:24,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:37:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:37:24,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:37:24,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:24,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:37:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:37:24,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:37:24,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:24,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:37:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:37:24,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:37:24,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:24,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:37:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:24,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:37:24,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:24,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:37:24,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:37:24,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:24,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:37:24,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:24,795 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:37:24,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:37:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:24,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:24,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:25,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:25,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:25,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:25,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:26,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:29,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:29,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-12 16:37:29,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:37:29,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 16:37:29,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 16:37:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:37:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:30,083 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:37:30,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:37:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:30,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:30,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:30,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:30,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:30,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:30,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:31,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:37:31,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:37:31,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1245 [2020-10-12 16:37:31,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:31,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:31,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:37:31,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:37:31,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:31,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:31,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:31,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:37:31,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:31,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:37:31,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:31,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:37:31,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:31,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:37:31,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:31,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:37:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:31,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:31,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:37:31,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:37:31,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 299 [2020-10-12 16:37:31,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:31,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:37:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:37:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:37:31,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:31,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:37:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:31,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:31,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:31,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:37:31,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:31,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 16:37:31,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:37:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:31,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:37:31,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:32,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:32,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:32,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:37:32,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:32,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:37:32,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:37:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:37:32,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:32,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:37:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:32,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:32,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:37:32,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:37:32,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 712 [2020-10-12 16:37:32,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:32,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:32,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:37:32,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:37:32,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:32,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:32,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:32,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:37:32,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:32,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:37:32,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:32,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:37:32,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:37:32,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:37:32,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:32,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:37:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:32,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:32,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:33,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:37:33,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:37:33,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 264 [2020-10-12 16:37:33,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:33,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:37:33,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:37:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:37:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:33,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:37:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:33,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:33,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:37:33,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:33,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 16:37:33,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:33,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:37:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:37:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:33,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:33,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:37:33,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:33,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:37:33,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:37:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:37:33,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:37:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:33,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:37,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:38,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:38,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 16:37:38,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:37:38,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 16:37:38,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:37:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:37:38,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:38,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:38,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:38,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:38,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:38,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:38,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-12 16:37:41,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:37:41,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2783 [2020-10-12 16:37:41,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:37:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:37:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:37:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:41,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:37:41,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:41,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:37:41,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:37:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:37:41,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:37:41,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:41,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:37:41,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:37:41,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:41,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:37:41,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:41,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:37:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:37:41,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:41,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:37:41,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:37:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:37:41,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:41,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:37:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:37:41,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:37:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:37:41,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:37:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:37:41,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:37:41,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:41,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:37:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:37:41,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:41,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:37:41,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:37:41,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:37:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:37:41,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:37:41,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:37:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:41,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:41,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:41,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:37:41,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:37:41,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:37:41,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:37:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:37:41,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:37:41,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:37:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-12 16:37:42,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384886987] [2020-10-12 16:37:42,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:37:42,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-12 16:37:42,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470315683] [2020-10-12 16:37:42,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-12 16:37:42,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:37:42,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-12 16:37:42,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=973, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 16:37:42,160 INFO L87 Difference]: Start difference. First operand 738 states. Second operand 33 states. [2020-10-12 16:37:44,827 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:37:46,508 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:47,473 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:48,717 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:49,671 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:50,780 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:37:51,883 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:52,959 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:37:53,967 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:55,044 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:56,269 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:00,075 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:38:01,052 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:38:01,537 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:38:03,112 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:38:03,905 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:38:04,124 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:38:05,684 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:07,176 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:08,128 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:10,112 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:38:11,090 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:38:12,776 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:38:13,769 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:38:15,904 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 393 DAG size of output: 388 [2020-10-12 16:38:16,907 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:38:21,849 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:38:22,839 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:38:23,845 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:38:24,850 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:38:26,441 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:38:27,409 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:38:32,024 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:38:34,279 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:38:35,146 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:38:37,061 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:38,276 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:39,294 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:38:40,843 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:41,779 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:42,845 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:43,570 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:38:46,554 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:38:48,001 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:38:48,219 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:38:51,546 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:53,177 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:38:55,374 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2020-10-12 16:39:03,835 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:39:04,621 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:39:06,831 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:39:57,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:39:57,178 INFO L93 Difference]: Finished difference Result 3642 states and 6868 transitions. [2020-10-12 16:39:57,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2020-10-12 16:39:57,180 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 138 [2020-10-12 16:39:57,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:39:57,245 INFO L225 Difference]: With dead ends: 3642 [2020-10-12 16:39:57,246 INFO L226 Difference]: Without dead ends: 3031 [2020-10-12 16:39:57,263 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4848 ImplicationChecksByTransitivity, 43.9s TimeCoverageRelationStatistics Valid=1800, Invalid=12962, Unknown=0, NotChecked=0, Total=14762 [2020-10-12 16:39:57,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3031 states. [2020-10-12 16:39:57,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3031 to 1841. [2020-10-12 16:39:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1841 states. [2020-10-12 16:39:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2979 transitions. [2020-10-12 16:39:57,957 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2979 transitions. Word has length 138 [2020-10-12 16:39:57,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:39:57,958 INFO L479 AbstractCegarLoop]: Abstraction has 1841 states and 2979 transitions. [2020-10-12 16:39:57,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-12 16:39:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2979 transitions. [2020-10-12 16:39:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-12 16:39:57,966 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:39:57,967 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 16:39:57,968 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:39:57,968 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:39:57,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:39:57,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1850539212, now seen corresponding path program 1 times [2020-10-12 16:39:57,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:39:57,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [462440461] [2020-10-12 16:39:57,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:39:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:58,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:58,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:58,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:58,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:58,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:59,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:59,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:03,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 16:40:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,015 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:40:04,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:40:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:04,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:40:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:04,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:04,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:40:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:40:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:04,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:04,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:04,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:40:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:04,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:04,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:40:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:04,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:04,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:04,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:40:04,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:04,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:04,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:04,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:04,418 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:40:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:40:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:04,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:04,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:08,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:08,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:08,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:08,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:09,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:09,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-12 16:40:09,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-12 16:40:09,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-12 16:40:09,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:40:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:09,612 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:40:09,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:40:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:09,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:09,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:09,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:09,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:09,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 552 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:40:10,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:10,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:10,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:10,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:40:10,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:10,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:10,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:10,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:40:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:10,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:10,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:40:10,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:40:10,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-12 16:40:10,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:40:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:40:10,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:40:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:10,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:40:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:10,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:40:10,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:10,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:10,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:10,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:40:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:40:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:10,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:40:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:10,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:10,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 437 [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:40:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:11,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:11,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:11,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:40:11,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:40:11,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:11,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:40:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:11,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:11,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:40:11,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:40:11,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-12 16:40:11,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:11,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:40:11,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:11,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:40:11,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:11,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:40:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:11,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:11,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:11,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:11,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 16:40:11,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:11,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:40:11,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:11,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:40:11,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:11,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:11,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:11,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:11,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:11,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:40:11,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:40:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:11,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-12 16:40:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:11,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:11,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-12 16:40:12,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 643 [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:40:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-12 16:40:12,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:40:12,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 272 [2020-10-12 16:40:12,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:40:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 16:40:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:40:12,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:12,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:40:12,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:12,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:12,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:12,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:12,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:12,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:12,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:40:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:40:12,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:40:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:40:12,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:12,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:40:12,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:40:12,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 16:40:12,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:40:12,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:40:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:40:12,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:12,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:40:12,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:40:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:12,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:12,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:12,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:12,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:12,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:12,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:12,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:12,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:12,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:12,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:12,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:12,638 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 16:40:12,639 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [462440461] [2020-10-12 16:40:12,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:40:12,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-12 16:40:12,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994473084] [2020-10-12 16:40:12,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-12 16:40:12,642 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:40:12,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-12 16:40:12,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2020-10-12 16:40:12,643 INFO L87 Difference]: Start difference. First operand 1841 states and 2979 transitions. Second operand 25 states. [2020-10-12 16:40:15,830 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:40:17,283 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:40:18,251 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:40:19,501 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:40:20,452 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:40:21,567 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:40:22,695 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:40:23,760 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:40:24,776 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:40:25,860 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:40:27,068 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:40:30,819 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:40:31,805 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:40:32,750 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:40:32,988 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:40:33,835 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:40:36,373 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:40:46,956 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:40:47,924 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:40:48,845 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:40:49,048 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:40:49,601 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 127