/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_spec3_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:52:22,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:52:22,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:52:22,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:52:22,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:52:22,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:52:22,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:52:22,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:52:22,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:52:22,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:52:22,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:52:22,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:52:22,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:52:22,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:52:22,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:52:22,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:52:22,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:52:22,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:52:22,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:52:22,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:52:22,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:52:22,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:52:22,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:52:22,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:52:22,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:52:22,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:52:22,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:52:22,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:52:22,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:52:22,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:52:22,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:52:22,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:52:22,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:52:22,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:52:22,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:52:22,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:52:22,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:52:22,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:52:22,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:52:22,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:52:22,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:52:22,929 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 16:52:22,966 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:52:22,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:52:22,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:52:22,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:52:22,969 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:52:22,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:52:22,969 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:52:22,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:52:22,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:52:22,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:52:22,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:52:22,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:52:22,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:52:22,972 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:52:22,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:52:22,972 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:52:22,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:52:22,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:52:22,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:52:22,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:52:22,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:52:22,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:52:22,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:52:22,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:52:22,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:52:22,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:52:22,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:52:22,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:52:22,975 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:52:22,975 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 16:52:23,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:52:23,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:52:23,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:52:23,338 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:52:23,339 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:52:23,340 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product29.cil.c [2020-10-12 16:52:23,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5aec96f0/88e314456e1749328fb8b4943441144b/FLAG80d7d576d [2020-10-12 16:52:23,976 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:52:23,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product29.cil.c [2020-10-12 16:52:24,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5aec96f0/88e314456e1749328fb8b4943441144b/FLAG80d7d576d [2020-10-12 16:52:24,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5aec96f0/88e314456e1749328fb8b4943441144b [2020-10-12 16:52:24,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:52:24,278 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:52:24,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:52:24,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:52:24,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:52:24,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:52:24" (1/1) ... [2020-10-12 16:52:24,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4136750b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:24, skipping insertion in model container [2020-10-12 16:52:24,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:52:24" (1/1) ... [2020-10-12 16:52:24,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:52:24,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:52:25,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:52:25,061 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:52:25,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:52:25,346 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:52:25,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25 WrapperNode [2020-10-12 16:52:25,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:52:25,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:52:25,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:52:25,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:52:25,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (1/1) ... [2020-10-12 16:52:25,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:52:25,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:52:25,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:52:25,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:52:25,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (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 16:52:25,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:52:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:52:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:52:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:52:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:52:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:52:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:52:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:52:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:52:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:52:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:52:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:52:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:52:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:52:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:52:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:52:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:52:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:52:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:52:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:52:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:52:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:52:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:52:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:52:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:52:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:52:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:52:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-12 16:52:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-12 16:52:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:52:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:52:25,633 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:52:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:52:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:52:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:52:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:52:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:52:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:52:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:52:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:52:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:52:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:52:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:52:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:52:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:52:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:52:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:52:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:52:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:52:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:52:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:52:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:52:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:52:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:52:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:52:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:52:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:52:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:52:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:52:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:52:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:52:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:52:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:52:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:52:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:52:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:52:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:52:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:52:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:52:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:52:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:52:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:52:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:52:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:52:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:52:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:52:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:52:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:52:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:52:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-12 16:52:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-12 16:52:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:52:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:52:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:52:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:52:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:52:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:52:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:52:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:52:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:52:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:52:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:52:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:52:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:52:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:52:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:52:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:52:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:52:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:52:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:52:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:52:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:52:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:52:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:52:25,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:52:27,980 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:52:27,981 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:52:27,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:52:27 BoogieIcfgContainer [2020-10-12 16:52:27,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:52:27,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:52:27,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:52:28,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:52:28,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:52:24" (1/3) ... [2020-10-12 16:52:28,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b1e3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:52:28, skipping insertion in model container [2020-10-12 16:52:28,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:52:25" (2/3) ... [2020-10-12 16:52:28,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b1e3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:52:28, skipping insertion in model container [2020-10-12 16:52:28,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:52:27" (3/3) ... [2020-10-12 16:52:28,004 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product29.cil.c [2020-10-12 16:52:28,014 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:52:28,025 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:52:28,042 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:52:28,077 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:52:28,077 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:52:28,077 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:52:28,077 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:52:28,077 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:52:28,077 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:52:28,078 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:52:28,078 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:52:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states. [2020-10-12 16:52:28,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-12 16:52:28,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:52:28,162 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:52:28,162 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:52:28,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:52:28,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1507991037, now seen corresponding path program 1 times [2020-10-12 16:52:28,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:52:28,179 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1792597747] [2020-10-12 16:52:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:52:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:28,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:29,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:29,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:30,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:33,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:33,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-12 16:52:33,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:52:33,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5059 [2020-10-12 16:52:33,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:33,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 16:52:33,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:52:33,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-12 16:52:33,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:52:34,854 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:52:34,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:52:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:34,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:35,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-12 16:52:35,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:52:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:52:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:35,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:35,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:52:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:52:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:35,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:35,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:52:35,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:52:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:35,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:52:35,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:52:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:35,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:52:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:52:35,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:35,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:52:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,355 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:52:35,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:52:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:52:35,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-12 16:52:35,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:35,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:52:35,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,640 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:52:35,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:35,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:35,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:35,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:52:35,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:35,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:35,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:35,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:35,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:35,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 16:52:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:35,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:35,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:52:36,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:52:36,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 459 [2020-10-12 16:52:36,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:52:36,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:52:36,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:52:36,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:36,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:36,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:52:36,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:52:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:52:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:52:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:52:36,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:52:36,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-12 16:52:36,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:52:36,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:52:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:52:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:52:36,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:52:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:36,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:52:36,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:52:36,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:52:36,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:36,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-12 16:52:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:52:36,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:52:36,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 16:52:36,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:36,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:36,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:52:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:36,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:36,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:52:36,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 16:52:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:52:36,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 16:52:36,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:52:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:52:36,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 16:52:36,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:52:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:36,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:52:36,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:36,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:52:36,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:52:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:36,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:52:36,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:52:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:52:36,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 16:52:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 16:52:36,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:52:36,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-12 16:52:36,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:52:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:52:36,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:36,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:52:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:52:36,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:52:36,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:52:36,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-12 16:52:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:52:36,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:52:36,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:52:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:52:36,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 16:52:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:52:36,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:52:36,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:52:36,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:52:36,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:52:36,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:52:36,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:52:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:52:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:52:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:52:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:52:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-12 16:52:36,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1792597747] [2020-10-12 16:52:36,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:52:36,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-12 16:52:36,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699009331] [2020-10-12 16:52:36,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 16:52:36,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:52:36,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 16:52:36,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-10-12 16:52:36,958 INFO L87 Difference]: Start difference. First operand 809 states. Second operand 18 states. [2020-10-12 16:52:39,118 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:52:40,577 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:41,364 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:42,138 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:43,010 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:43,776 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:52:44,585 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:52:45,411 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:52:46,304 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:52:47,533 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-12 16:52:49,067 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:52:58,989 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:53:06,998 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:07,755 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:08,485 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:09,241 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:09,953 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:53:10,699 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:11,463 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:53:12,240 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:53:14,941 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:53:15,652 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:53:16,389 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:53:16,987 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-12 16:53:22,350 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:53:23,718 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:24,525 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:25,273 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:26,064 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:26,830 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:53:27,650 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:28,455 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:53:29,327 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:53:55,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:53:55,215 INFO L93 Difference]: Finished difference Result 3275 states and 6002 transitions. [2020-10-12 16:53:55,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2020-10-12 16:53:55,218 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 132 [2020-10-12 16:53:55,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:53:55,280 INFO L225 Difference]: With dead ends: 3275 [2020-10-12 16:53:55,280 INFO L226 Difference]: Without dead ends: 2578 [2020-10-12 16:53:55,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3156 ImplicationChecksByTransitivity, 24.9s TimeCoverageRelationStatistics Valid=1366, Invalid=7946, Unknown=0, NotChecked=0, Total=9312 [2020-10-12 16:53:55,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2578 states. [2020-10-12 16:53:55,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2578 to 1741. [2020-10-12 16:53:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2020-10-12 16:53:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2834 transitions. [2020-10-12 16:53:55,893 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2834 transitions. Word has length 132 [2020-10-12 16:53:55,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:53:55,894 INFO L479 AbstractCegarLoop]: Abstraction has 1741 states and 2834 transitions. [2020-10-12 16:53:55,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 16:53:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2834 transitions. [2020-10-12 16:53:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-12 16:53:55,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:53:55,901 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:53:55,902 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:53:55,902 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:53:55,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:53:55,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1445624002, now seen corresponding path program 1 times [2020-10-12 16:53:55,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:53:55,903 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536008484] [2020-10-12 16:53:55,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:53:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:53:56,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:56,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:56,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:56,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:57,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:57,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:58,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:53:58,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-12 16:54:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:54:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-12 16:54:01,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 16:54:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-12 16:54:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-12 16:54:01,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,719 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:54:01,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:54:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:01,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:01,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 16:54:01,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:01,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:01,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:01,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:54:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:01,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:01,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:54:01,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:54:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:01,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:01,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:01,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:01,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:01,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:54:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:01,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:01,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:01,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:01,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:54:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:01,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:01,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:01,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:54:01,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:01,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:01,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:01,978 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:54:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:54:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:01,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:02,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:54:02,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:02,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 16:54:02,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:02,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:54:02,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:02,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:02,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:02,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:02,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:02,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:54:02,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:02,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:02,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 16:54:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:02,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:02,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:54:02,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:54:02,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 572 [2020-10-12 16:54:02,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:02,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:54:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:54:02,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:54:02,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:02,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:02,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:54:02,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:54:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:54:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:54:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:54:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:02,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:54:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:02,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:02,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:02,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:54:02,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:54:02,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-12 16:54:02,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:54:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:54:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:54:02,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:54:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:03,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:54:03,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:54:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:54:03,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:54:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:54:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:54:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 16:54:03,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:03,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:03,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:54:03,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:54:03,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:54:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:03,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:03,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:03,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-12 16:54:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 16:54:03,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:54:03,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 16:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:54:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:54:03,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:03,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:03,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 16:54:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-12 16:54:03,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:54:03,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-12 16:54:03,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:03,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:03,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:54:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:54:03,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:03,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:03,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 16:54:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:54:03,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:54:03,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:54:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 16:54:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:03,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:03,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:03,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:03,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:03,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:03,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:03,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:03,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:54:03,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:03,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 16:54:03,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536008484] [2020-10-12 16:54:03,429 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:54:03,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-12 16:54:03,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807568590] [2020-10-12 16:54:03,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 16:54:03,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:54:03,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 16:54:03,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2020-10-12 16:54:03,434 INFO L87 Difference]: Start difference. First operand 1741 states and 2834 transitions. Second operand 20 states. [2020-10-12 16:54:05,940 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:54:07,067 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:54:07,970 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:08,819 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:54:09,605 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:54:10,382 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:11,124 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:54:11,954 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:12,785 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:54:13,647 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:14,876 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:54:15,660 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:54:15,868 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:54:16,053 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:54:18,689 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:54:23,692 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:54:24,430 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:54:25,150 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:54:25,359 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:54:25,557 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:54:25,727 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:54:25,911 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:54:36,984 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:54:40,609 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:54:40,873 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:54:48,782 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:54:49,645 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:54:50,441 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:54:51,215 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:52,049 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:54:52,894 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:53,770 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:54:54,683 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:54:56,587 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:54:57,384 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:54:58,135 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:54:58,874 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:54:59,683 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:55:00,480 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:55:01,277 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:55:02,087 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:55:36,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:55:36,776 INFO L93 Difference]: Finished difference Result 8126 states and 14759 transitions. [2020-10-12 16:55:36,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2020-10-12 16:55:36,777 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 134 [2020-10-12 16:55:36,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:55:36,833 INFO L225 Difference]: With dead ends: 8126 [2020-10-12 16:55:36,834 INFO L226 Difference]: Without dead ends: 6417 [2020-10-12 16:55:36,861 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3881 ImplicationChecksByTransitivity, 27.0s TimeCoverageRelationStatistics Valid=1526, Invalid=9816, Unknown=0, NotChecked=0, Total=11342 [2020-10-12 16:55:36,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6417 states. [2020-10-12 16:55:37,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6417 to 4815. [2020-10-12 16:55:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4815 states. [2020-10-12 16:55:37,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 4815 states and 7854 transitions. [2020-10-12 16:55:37,999 INFO L78 Accepts]: Start accepts. Automaton has 4815 states and 7854 transitions. Word has length 134 [2020-10-12 16:55:38,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:55:38,002 INFO L479 AbstractCegarLoop]: Abstraction has 4815 states and 7854 transitions. [2020-10-12 16:55:38,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-12 16:55:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 4815 states and 7854 transitions. [2020-10-12 16:55:38,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 16:55:38,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:55:38,012 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:55:38,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:55:38,013 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:55:38,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:55:38,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1863467673, now seen corresponding path program 1 times [2020-10-12 16:55:38,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:55:38,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2032972585] [2020-10-12 16:55:38,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:55:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:38,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:38,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:38,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:38,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:38,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:38,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:39,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:42,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:42,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-12 16:55:43,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:55:43,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-12 16:55:43,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 16:55:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-12 16:55:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-12 16:55:43,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:43,883 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:55:43,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:55:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:43,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:43,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:43,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:55:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:43,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:43,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:43,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:55:43,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:43,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:43,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:55:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:43,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:43,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:43,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:55:43,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:43,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:43,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:43,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:43,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:55:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:43,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:43,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:43,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:55:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:43,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:43,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:43,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:43,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,103 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-12 16:55:44,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:55:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:55:44,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:44,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:55:44,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:55:44,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:44,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:55:44,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-12 16:55:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:55:44,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:55:44,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 491 [2020-10-12 16:55:44,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:55:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:55:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:55:44,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:55:44,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:55:44,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:55:44,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:55:44,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:55:44,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:55:44,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:55:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:55:44,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:55:44,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:44,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:55:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:44,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:44,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:44,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:44,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:44,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:55:44,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:55:44,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:44,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:55:44,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-12 16:55:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 16:55:45,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:55:45,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:55:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:55:45,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:55:45,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:45,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:55:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:45,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:55:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:55:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-12 16:55:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 16:55:45,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:55:45,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 16:55:45,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:55:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:55:45,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:45,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-12 16:55:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-12 16:55:45,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:55:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:55:45,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:55:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:55:45,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:55:45,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:55:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:45,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:55:45,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 16:55:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:55:45,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:55:45,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:55:45,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:55:45,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-12 16:55:45,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:55:45,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 16:55:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:55:45,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:55:45,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:55:45,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:55:45,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:55:45,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:55:45,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:55:45,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:55:45,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:55:45,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:55:45,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:55:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-12 16:55:45,354 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2032972585] [2020-10-12 16:55:45,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:55:45,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 16:55:45,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008342358] [2020-10-12 16:55:45,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 16:55:45,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:55:45,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 16:55:45,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2020-10-12 16:55:45,363 INFO L87 Difference]: Start difference. First operand 4815 states and 7854 transitions. Second operand 22 states. [2020-10-12 16:55:47,492 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:55:48,620 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:55:49,522 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:55:50,397 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:55:51,214 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:55:51,970 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:55:52,774 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:55:53,620 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:55:54,550 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:55:55,922 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:55:56,720 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:55:56,936 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:55:57,123 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-12 16:55:59,271 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:56:04,097 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:56:05,223 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:56:06,733 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:56:07,105 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-12 16:56:07,633 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-12 16:56:08,001 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:56:08,197 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-12 16:56:09,689 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 118