/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:32:52,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:32:52,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:32:52,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:32:52,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:32:52,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:32:52,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:32:52,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:32:52,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:32:52,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:32:52,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:32:52,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:32:52,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:32:52,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:32:52,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:32:52,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:32:52,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:32:52,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:32:52,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:32:52,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:32:52,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:32:52,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:32:52,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:32:52,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:32:52,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:32:52,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:32:52,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:32:52,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:32:52,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:32:52,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:32:52,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:32:52,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:32:52,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:32:52,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:32:52,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:32:52,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:32:52,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:32:52,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:32:52,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:32:52,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:32:52,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:32:52,635 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 [2020-10-15 00:32:52,658 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:32:52,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:32:52,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:32:52,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:32:52,660 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:32:52,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:32:52,660 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:32:52,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:32:52,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:32:52,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:32:52,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:32:52,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:32:52,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:32:52,661 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:32:52,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:32:52,662 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:32:52,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:32:52,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:32:52,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:32:52,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:32:52,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:32:52,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:32:52,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:32:52,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:32:52,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:32:52,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:32:52,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:32:52,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:32:52,664 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:32:52,665 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:32:52,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:32:52,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:32:52,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:32:52,963 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:32:52,964 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:32:52,965 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product30.cil.c [2020-10-15 00:32:53,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f41b8c49/db85eb8377b2433eb8b6e41ad8038b92/FLAG9700f5b16 [2020-10-15 00:32:53,710 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:32:53,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product30.cil.c [2020-10-15 00:32:53,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f41b8c49/db85eb8377b2433eb8b6e41ad8038b92/FLAG9700f5b16 [2020-10-15 00:32:53,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8f41b8c49/db85eb8377b2433eb8b6e41ad8038b92 [2020-10-15 00:32:53,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:32:53,904 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:32:53,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:32:53,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:32:53,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:32:53,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:32:53" (1/1) ... [2020-10-15 00:32:53,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f1cfe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:53, skipping insertion in model container [2020-10-15 00:32:53,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:32:53" (1/1) ... [2020-10-15 00:32:53,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:32:54,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:32:54,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:32:54,691 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:32:54,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:32:54,930 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:32:54,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54 WrapperNode [2020-10-15 00:32:54,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:32:54,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:32:54,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:32:54,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:32:54,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:54,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:54,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:54,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:55,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:55,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:55,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (1/1) ... [2020-10-15 00:32:55,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:32:55,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:32:55,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:32:55,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:32:55,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (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 [2020-10-15 00:32:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:32:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:32:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:32:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:32:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:32:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:32:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:32:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:32:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:32:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:32:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:32:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:32:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:32:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:32:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:32:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:32:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:32:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:32:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:32:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:32:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:32:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:32:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:32:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:32:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:32:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:32:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:32:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:32:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:32:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:32:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:32:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:32:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:32:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:32:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-15 00:32:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:32:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:32:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:32:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:32:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:32:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:32:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:32:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:32:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:32:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:32:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:32:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:32:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:32:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:32:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:32:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:32:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:32:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:32:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:32:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:32:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:32:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:32:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:32:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:32:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:32:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:32:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:32:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:32:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:32:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:32:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:32:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:32:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:32:57,479 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:32:57,479 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:32:57,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:32:57 BoogieIcfgContainer [2020-10-15 00:32:57,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:32:57,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:32:57,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:32:57,494 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:32:57,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:32:53" (1/3) ... [2020-10-15 00:32:57,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f714739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:32:57, skipping insertion in model container [2020-10-15 00:32:57,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:32:54" (2/3) ... [2020-10-15 00:32:57,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f714739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:32:57, skipping insertion in model container [2020-10-15 00:32:57,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:32:57" (3/3) ... [2020-10-15 00:32:57,498 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product30.cil.c [2020-10-15 00:32:57,508 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:32:57,518 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:32:57,533 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:32:57,562 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:32:57,562 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:32:57,563 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:32:57,563 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:32:57,563 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:32:57,563 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:32:57,563 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:32:57,563 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:32:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states. [2020-10-15 00:32:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-15 00:32:57,613 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:32:57,614 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:32:57,615 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:32:57,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:32:57,622 INFO L82 PathProgramCache]: Analyzing trace with hash -157007896, now seen corresponding path program 1 times [2020-10-15 00:32:57,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:32:57,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724760554] [2020-10-15 00:32:57,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:32:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:58,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:58,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:58,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:03,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:03,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 00:33:03,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:33:03,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 00:33:03,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:03,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:33:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:33:03,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 00:33:03,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:33:04,216 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:33:04,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:33:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:33:04,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-10-15 00:33:04,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:33:04,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:04,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:33:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:33:04,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:33:04,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:33:04,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:33:04,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:33:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:33:04,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:33:04,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:33:04,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:04,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:33:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:33:04,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:33:04,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:33:04,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-15 00:33:04,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:33:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:33:04,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:33:04,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:33:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:04,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:33:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:04,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:33:04,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:04,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:33:04,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:04,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:04,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:04,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:04,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:33:04,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:04,853 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:33:04,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:33:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:04,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:04,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:05,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:05,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:06,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:09,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:09,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 00:33:09,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:33:09,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4203 [2020-10-15 00:33:09,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:09,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:09,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:33:09,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:33:09,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 00:33:09,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:09,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:33:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:09,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:09,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:09,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:09,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:09,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:33:10,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:33:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 691 [2020-10-15 00:33:10,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:33:10,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:33:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:33:10,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:33:10,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:33:10,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:33:10,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:33:10,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:33:10,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:33:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:33:10,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:33:10,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 00:33:10,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:33:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:33:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:33:10,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:33:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:33:10,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:10,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:33:10,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:10,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:10,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:33:10,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:33:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:33:10,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:33:10,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-15 00:33:10,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:33:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:33:10,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 00:33:10,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:33:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:33:10,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-15 00:33:10,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:33:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:33:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:33:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:33:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:33:10,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:10,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:33:10,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:33:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:33:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:33:10,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:10,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:33:10,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:33:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:33:10,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:33:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:33:10,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:33:10,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:33:10,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:33:10,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:33:10,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:33:10,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:33:10,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:33:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:33:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:33:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:33:10,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:33:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:33:10,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724760554] [2020-10-15 00:33:10,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:33:10,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 00:33:10,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665096219] [2020-10-15 00:33:10,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 00:33:10,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:33:10,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 00:33:10,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-15 00:33:10,663 INFO L87 Difference]: Start difference. First operand 805 states. Second operand 14 states. [2020-10-15 00:33:12,739 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:33:14,151 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:33:14,982 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:33:16,027 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:33:17,844 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:33:21,806 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:33:24,288 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:33:41,291 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:33:42,040 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:33:59,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:33:59,430 INFO L93 Difference]: Finished difference Result 2589 states and 4559 transitions. [2020-10-15 00:33:59,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 00:33:59,432 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 85 [2020-10-15 00:33:59,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:33:59,485 INFO L225 Difference]: With dead ends: 2589 [2020-10-15 00:33:59,485 INFO L226 Difference]: Without dead ends: 1931 [2020-10-15 00:33:59,498 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2020-10-15 00:33:59,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2020-10-15 00:33:59,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1152. [2020-10-15 00:33:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1152 states. [2020-10-15 00:33:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1857 transitions. [2020-10-15 00:33:59,923 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1857 transitions. Word has length 85 [2020-10-15 00:33:59,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:33:59,924 INFO L479 AbstractCegarLoop]: Abstraction has 1152 states and 1857 transitions. [2020-10-15 00:33:59,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 00:33:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1857 transitions. [2020-10-15 00:33:59,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-15 00:33:59,938 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:33:59,938 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] [2020-10-15 00:33:59,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:33:59,939 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:33:59,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:33:59,940 INFO L82 PathProgramCache]: Analyzing trace with hash 912685701, now seen corresponding path program 1 times [2020-10-15 00:33:59,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:33:59,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [658431892] [2020-10-15 00:33:59,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:34:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:00,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:00,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:00,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:00,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:01,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:04,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:05,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:05,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-15 00:34:05,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:34:05,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 00:34:05,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:05,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:34:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:34:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-15 00:34:05,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:05,947 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:34:05,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:34:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:06,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-15 00:34:06,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:34:06,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:06,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:34:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:34:06,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:34:06,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:34:06,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:06,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:34:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:34:06,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:34:06,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:34:06,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:06,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:34:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:06,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:34:06,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:34:06,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:06,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:34:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:34:06,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:34:06,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:34:06,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:06,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:34:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:06,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:06,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:06,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:34:06,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:06,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:34:06,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:06,377 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:34:06,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:34:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:06,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:06,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:10,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:10,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:11,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-15 00:34:11,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:34:11,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 00:34:11,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:11,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:34:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-15 00:34:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:34:11,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:11,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:34:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:11,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:11,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:12,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:34:12,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:34:12,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 561 [2020-10-15 00:34:12,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:12,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:34:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:34:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:34:12,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:12,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:34:12,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:34:12,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:34:12,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:12,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:34:12,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:12,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:34:12,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:12,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:34:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:12,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:12,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:34:12,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:34:12,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-15 00:34:12,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:12,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:12,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:34:12,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:34:12,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:34:12,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:12,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:34:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:12,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:12,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:34:12,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:12,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:34:12,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:12,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:34:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:12,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:12,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:17,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:17,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-15 00:34:17,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:34:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 00:34:17,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:17,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:17,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:34:17,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 00:34:17,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:34:17,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:17,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:17,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:17,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:17,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:17,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:22,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:22,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 00:34:22,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:34:22,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:22,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:22,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:22,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:22,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:22,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:34:22,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:22,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:34:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:34:22,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:22,652 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:34:22,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:34:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:22,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:22,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:22,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 00:34:23,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:34:23,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 441 [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 00:34:23,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:23,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:34:23,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:34:23,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:34:23,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 00:34:23,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:23,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:34:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:23,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:34:23,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:23,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:34:23,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:34:23,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:34:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:34:23,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:34:23,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:23,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:34:23,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:34:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:34:23,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 00:34:23,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:34:23,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:34:23,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:34:23,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:34:23,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:34:23,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:34:23,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:34:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:34:23,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:34:23,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:23,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:34:23,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 00:34:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:34:23,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:34:23,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:34:23,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:34:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 00:34:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:34:23,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 00:34:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:34:23,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:34:23,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:34:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:34:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:34:23,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:34:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:34:23,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:34:23,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:34:23,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:34:23,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:34:23,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:34:23,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:34:23,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:34:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:34:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:34:23,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:34:23,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:34:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 00:34:23,737 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [658431892] [2020-10-15 00:34:23,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:34:23,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-15 00:34:23,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459424095] [2020-10-15 00:34:23,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 00:34:23,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:34:23,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 00:34:23,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2020-10-15 00:34:23,741 INFO L87 Difference]: Start difference. First operand 1152 states and 1857 transitions. Second operand 20 states. [2020-10-15 00:34:25,991 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-15 00:34:26,499 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-15 00:34:27,472 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-15 00:34:28,417 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2020-10-15 00:34:29,368 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2020-10-15 00:34:30,344 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2020-10-15 00:34:32,466 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 00:34:33,447 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2020-10-15 00:34:34,221 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:34:38,102 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:34:38,381 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-15 00:34:38,934 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-10-15 00:34:40,362 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-15 00:34:42,469 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-15 00:34:43,935 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:34:44,355 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:34:47,584 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:34:48,129 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 00:34:49,110 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2020-10-15 00:34:50,034 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 00:34:51,216 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-15 00:34:51,713 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-15 00:34:53,103 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:34:54,141 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:34:57,688 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:34:59,751 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-15 00:35:02,399 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:35:03,722 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:35:07,641 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:35:08,744 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-15 00:35:09,211 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-15 00:35:10,194 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:35:40,343 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-15 00:35:41,370 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-15 00:35:42,336 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-15 00:35:43,242 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-15 00:35:43,947 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:35:45,829 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 429 DAG size of output: 420 [2020-10-15 00:35:50,034 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-15 00:35:50,638 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-10-15 00:35:52,948 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-15 00:35:53,644 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:35:53,953 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:35:55,211 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 00:35:56,194 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-15 00:35:57,140 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-15 00:35:58,081 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-15 00:35:58,665 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-15 00:36:00,452 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 428 DAG size of output: 419 [2020-10-15 00:36:03,507 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-15 00:36:03,910 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-15 00:36:05,947 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-15 00:36:06,630 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:36:06,881 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:36:14,727 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-15 00:36:15,073 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:36:16,188 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 00:36:17,329 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2020-10-15 00:36:18,080 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 00:36:18,394 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:36:19,154 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 00:36:20,199 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2020-10-15 00:36:23,006 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2020-10-15 00:36:23,612 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:36:23,820 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:36:24,697 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-15 00:36:29,628 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-15 00:36:30,893 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-15 00:36:31,130 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:36:31,380 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-15 00:36:31,608 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:36:33,689 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:36:33,878 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 127