/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:15:00,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:15:00,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:15:00,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:15:00,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:15:00,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:15:00,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:15:00,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:15:00,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:15:00,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:15:00,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:15:00,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:15:00,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:15:00,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:15:00,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:15:00,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:15:00,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:15:00,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:15:00,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:15:00,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:15:00,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:15:00,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:15:00,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:15:00,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:15:00,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:15:00,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:15:00,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:15:00,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:15:00,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:15:00,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:15:00,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:15:00,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:15:00,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:15:00,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:15:00,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:15:00,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:15:00,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:15:00,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:15:00,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:15:00,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:15:00,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:15:00,585 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 [2020-10-14 06:15:00,635 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:15:00,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:15:00,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:15:00,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:15:00,639 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:15:00,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:15:00,639 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:15:00,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:15:00,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:15:00,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:15:00,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:15:00,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:15:00,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:15:00,643 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:15:00,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:15:00,644 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:15:00,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:15:00,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:15:00,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:15:00,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:15:00,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:15:00,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:15:00,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:15:00,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:15:00,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:15:00,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:15:00,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:15:00,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:15:00,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:15:00,648 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:15:00,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:15:00,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:15:00,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:15:00,981 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:15:00,981 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:15:00,982 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-14 06:15:01,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab62687af/f2f966bd2f7a40069b8ca31e618f65df/FLAG3ef55f486 [2020-10-14 06:15:01,701 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:15:01,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-14 06:15:01,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab62687af/f2f966bd2f7a40069b8ca31e618f65df/FLAG3ef55f486 [2020-10-14 06:15:01,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab62687af/f2f966bd2f7a40069b8ca31e618f65df [2020-10-14 06:15:01,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:15:01,891 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:15:01,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:15:01,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:15:01,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:15:01,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:15:01" (1/1) ... [2020-10-14 06:15:01,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115854be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:01, skipping insertion in model container [2020-10-14 06:15:01,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:15:01" (1/1) ... [2020-10-14 06:15:01,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:15:01,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:15:02,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:15:02,711 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:15:02,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:15:02,876 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:15:02,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02 WrapperNode [2020-10-14 06:15:02,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:15:02,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:15:02,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:15:02,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:15:02,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:02,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:02,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:02,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:02,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:03,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:03,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (1/1) ... [2020-10-14 06:15:03,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:15:03,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:15:03,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:15:03,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:15:03,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (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 [2020-10-14 06:15:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:15:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:15:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:15:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-14 06:15:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-14 06:15:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-14 06:15:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-14 06:15:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-14 06:15:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:15:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:15:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-14 06:15:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:15:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:15:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:15:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:15:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:15:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-14 06:15:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-14 06:15:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-14 06:15:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-14 06:15:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-14 06:15:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-14 06:15:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-14 06:15:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-14 06:15:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-14 06:15:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-14 06:15:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-14 06:15:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-14 06:15:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-14 06:15:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-14 06:15:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-14 06:15:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-14 06:15:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-14 06:15:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-14 06:15:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-14 06:15:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-14 06:15:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-14 06:15:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-14 06:15:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-14 06:15:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-14 06:15:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-14 06:15:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-14 06:15:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-14 06:15:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-14 06:15:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-14 06:15:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-14 06:15:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-14 06:15:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-14 06:15:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-14 06:15:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:15:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:15:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:15:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:15:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-14 06:15:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-14 06:15:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-14 06:15:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-14 06:15:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-14 06:15:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-14 06:15:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-14 06:15:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-14 06:15:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-14 06:15:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-14 06:15:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-14 06:15:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-14 06:15:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-14 06:15:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-14 06:15:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-14 06:15:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-14 06:15:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-14 06:15:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-14 06:15:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-14 06:15:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-14 06:15:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-14 06:15:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-14 06:15:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-14 06:15:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:15:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:15:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:15:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-14 06:15:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-14 06:15:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-14 06:15:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-14 06:15:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-14 06:15:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-14 06:15:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:15:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:15:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:15:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-14 06:15:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:15:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:15:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-14 06:15:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-14 06:15:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-14 06:15:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-14 06:15:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-14 06:15:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-14 06:15:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-14 06:15:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-14 06:15:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-14 06:15:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-14 06:15:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-14 06:15:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-14 06:15:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-14 06:15:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-14 06:15:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-14 06:15:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-14 06:15:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-14 06:15:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-14 06:15:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-14 06:15:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-14 06:15:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-14 06:15:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-14 06:15:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-14 06:15:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-14 06:15:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-14 06:15:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:15:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:15:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:15:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:15:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-14 06:15:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-14 06:15:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-14 06:15:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-14 06:15:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-14 06:15:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-14 06:15:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-14 06:15:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-14 06:15:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:15:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:15:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:15:04,819 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:15:04,820 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 06:15:04,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:04 BoogieIcfgContainer [2020-10-14 06:15:04,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:15:04,826 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:15:04,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:15:04,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:15:04,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:15:01" (1/3) ... [2020-10-14 06:15:04,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4668f483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:15:04, skipping insertion in model container [2020-10-14 06:15:04,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:02" (2/3) ... [2020-10-14 06:15:04,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4668f483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:15:04, skipping insertion in model container [2020-10-14 06:15:04,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:04" (3/3) ... [2020-10-14 06:15:04,833 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-10-14 06:15:04,843 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:15:04,850 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:15:04,860 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:15:04,883 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:15:04,884 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:15:04,884 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:15:04,884 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:15:04,884 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:15:04,884 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:15:04,884 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:15:04,885 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:15:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-10-14 06:15:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-14 06:15:04,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:04,924 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:04,924 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:04,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:04,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-10-14 06:15:04,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:04,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1498732418] [2020-10-14 06:15:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:05,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:05,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:05,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:06,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:07,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:10,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:10,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 06:15:10,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:15:10,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 06:15:10,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:10,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:10,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:10,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 06:15:10,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:10,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:15:12,146 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:15:12,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:12,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-14 06:15:12,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:12,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:12,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:12,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:12,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:12,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 456 [2020-10-14 06:15:12,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:12,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:12,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:12,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:12,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:12,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:12,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 06:15:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:12,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:15:12,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:12,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:12,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:15:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 06:15:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:15:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:12,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:12,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:12,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:15:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:12,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:12,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:12,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:12,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:12,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:12,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:12,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:12,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:12,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:12,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:12,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:12,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:13,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:13,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:13,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:13,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:13,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 06:15:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:13,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:13,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:13,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:13,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:13,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:13,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:13,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:13,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:13,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:13,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:13,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:15:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:13,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:13,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:13,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:13,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:13,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:13,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:13,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:13,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:13,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:13,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:13,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:13,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1498732418] [2020-10-14 06:15:13,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:15:13,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 06:15:13,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791696655] [2020-10-14 06:15:13,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 06:15:13,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:13,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 06:15:13,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-14 06:15:13,103 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 8 states. [2020-10-14 06:15:18,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:15:18,692 INFO L93 Difference]: Finished difference Result 504 states and 701 transitions. [2020-10-14 06:15:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:15:18,694 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 125 [2020-10-14 06:15:18,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:15:18,712 INFO L225 Difference]: With dead ends: 504 [2020-10-14 06:15:18,712 INFO L226 Difference]: Without dead ends: 328 [2020-10-14 06:15:18,717 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:15:18,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-14 06:15:18,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 200. [2020-10-14 06:15:18,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-14 06:15:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 248 transitions. [2020-10-14 06:15:18,921 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 248 transitions. Word has length 125 [2020-10-14 06:15:18,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:15:18,922 INFO L479 AbstractCegarLoop]: Abstraction has 200 states and 248 transitions. [2020-10-14 06:15:18,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 06:15:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 248 transitions. [2020-10-14 06:15:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 06:15:18,926 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:18,927 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:18,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:15:18,927 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:18,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:18,928 INFO L82 PathProgramCache]: Analyzing trace with hash -121667894, now seen corresponding path program 1 times [2020-10-14 06:15:18,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:18,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1697440835] [2020-10-14 06:15:18,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:19,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:19,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:19,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:20,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:20,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:23,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:23,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-14 06:15:23,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:15:23,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:15:23,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:23,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:23,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:15:23,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:15:23,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:15:23,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,177 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:15:25,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:25,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 06:15:25,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:25,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:25,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:25,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:25,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:25,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:25,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:25,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:25,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 403 [2020-10-14 06:15:25,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:15:25,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:25,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:25,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:25,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:15:25,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:25,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:25,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:25,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:25,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:25,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 06:15:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:25,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:15:25,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:25,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:15:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:25,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:25,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:25,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 06:15:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:15:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:25,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:15:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:25,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:25,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:25,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:25,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:25,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 06:15:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:25,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:15:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:25,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:25,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:25,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:25,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:25,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:25,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:25,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:25,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:25,974 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1697440835] [2020-10-14 06:15:25,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:15:25,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:15:25,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468644399] [2020-10-14 06:15:25,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:15:25,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:25,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:15:25,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:15:25,979 INFO L87 Difference]: Start difference. First operand 200 states and 248 transitions. Second operand 9 states. [2020-10-14 06:15:28,085 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:15:31,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:15:31,521 INFO L93 Difference]: Finished difference Result 447 states and 579 transitions. [2020-10-14 06:15:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 06:15:31,523 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-10-14 06:15:31,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:15:31,529 INFO L225 Difference]: With dead ends: 447 [2020-10-14 06:15:31,529 INFO L226 Difference]: Without dead ends: 331 [2020-10-14 06:15:31,531 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:15:31,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-10-14 06:15:31,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 202. [2020-10-14 06:15:31,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-10-14 06:15:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 250 transitions. [2020-10-14 06:15:31,618 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 250 transitions. Word has length 126 [2020-10-14 06:15:31,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:15:31,618 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 250 transitions. [2020-10-14 06:15:31,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:15:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2020-10-14 06:15:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-14 06:15:31,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:31,622 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:31,622 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:15:31,622 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:31,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:31,622 INFO L82 PathProgramCache]: Analyzing trace with hash 164607131, now seen corresponding path program 1 times [2020-10-14 06:15:31,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:31,623 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981555897] [2020-10-14 06:15:31,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:31,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:31,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:31,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:32,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:33,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:36,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:15:36,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:15:36,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:15:36,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,412 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:15:38,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:38,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 06:15:38,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:38,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:38,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:38,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:38,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:38,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:38,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 360 [2020-10-14 06:15:38,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:38,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:38,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:38,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:38,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:38,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:38,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:38,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:38,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:38,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:38,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:38,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:38,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:38,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 06:15:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:38,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:38,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:38,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:38,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:15:38,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:38,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:38,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 06:15:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 06:15:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:39,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:15:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:15:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:39,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:39,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:39,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:15:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 06:15:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:39,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:39,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [981555897] [2020-10-14 06:15:39,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:15:39,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 06:15:39,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229451387] [2020-10-14 06:15:39,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:15:39,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:39,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:15:39,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:15:39,178 INFO L87 Difference]: Start difference. First operand 202 states and 250 transitions. Second operand 10 states. [2020-10-14 06:15:41,253 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:15:42,426 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:15:46,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:15:46,545 INFO L93 Difference]: Finished difference Result 479 states and 636 transitions. [2020-10-14 06:15:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 06:15:46,548 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 131 [2020-10-14 06:15:46,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:15:46,552 INFO L225 Difference]: With dead ends: 479 [2020-10-14 06:15:46,553 INFO L226 Difference]: Without dead ends: 363 [2020-10-14 06:15:46,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-14 06:15:46,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2020-10-14 06:15:46,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 229. [2020-10-14 06:15:46,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-14 06:15:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 300 transitions. [2020-10-14 06:15:46,672 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 300 transitions. Word has length 131 [2020-10-14 06:15:46,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:15:46,673 INFO L479 AbstractCegarLoop]: Abstraction has 229 states and 300 transitions. [2020-10-14 06:15:46,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:15:46,673 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 300 transitions. [2020-10-14 06:15:46,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 06:15:46,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:46,676 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:46,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:15:46,676 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:46,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:46,677 INFO L82 PathProgramCache]: Analyzing trace with hash -130188950, now seen corresponding path program 2 times [2020-10-14 06:15:46,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:46,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [472109563] [2020-10-14 06:15:46,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:46,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:46,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:46,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:46,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:49,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:50,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:51,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:51,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-14 06:15:51,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:15:51,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:15:51,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:52,975 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:15:52,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 06:15:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:53,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:53,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:53,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:53,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:53,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:53,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 338 [2020-10-14 06:15:53,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:53,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:53,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:53,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:53,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:53,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:53,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:53,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 06:15:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:53,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:15:53,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:53,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:53,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 06:15:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:15:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:15:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:53,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:15:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:53,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:53,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:53,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:15:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 06:15:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:53,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:53,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [472109563] [2020-10-14 06:15:53,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:15:53,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:15:53,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403697363] [2020-10-14 06:15:53,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:15:53,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:53,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:15:53,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:15:53,758 INFO L87 Difference]: Start difference. First operand 229 states and 300 transitions. Second operand 9 states. [2020-10-14 06:15:55,925 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:15:59,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:15:59,412 INFO L93 Difference]: Finished difference Result 568 states and 797 transitions. [2020-10-14 06:15:59,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:15:59,412 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2020-10-14 06:15:59,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:15:59,415 INFO L225 Difference]: With dead ends: 568 [2020-10-14 06:15:59,415 INFO L226 Difference]: Without dead ends: 416 [2020-10-14 06:15:59,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:15:59,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2020-10-14 06:15:59,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 257. [2020-10-14 06:15:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-14 06:15:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 350 transitions. [2020-10-14 06:15:59,542 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 350 transitions. Word has length 136 [2020-10-14 06:15:59,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:15:59,542 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 350 transitions. [2020-10-14 06:15:59,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:15:59,543 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 350 transitions. [2020-10-14 06:15:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 06:15:59,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:59,547 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:59,547 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:15:59,547 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:59,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:59,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1159319448, now seen corresponding path program 1 times [2020-10-14 06:15:59,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:59,548 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793323988] [2020-10-14 06:15:59,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:59,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:59,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:59,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:00,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:00,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:00,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:04,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:04,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-14 06:16:04,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:16:04,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 06:16:04,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:04,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:04,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:04,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:04,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:16:04,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,703 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:16:05,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:05,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:05,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:05,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:05,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:05,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:05,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:05,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:05,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:05,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:16:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:06,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:06,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:06,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:06,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:16:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:06,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:16:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:06,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:16:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 06:16:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:06,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:06,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:16:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:06,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:16:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:06,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:06,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:06,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 06:16:06,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793323988] [2020-10-14 06:16:06,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:06,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:06,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269892915] [2020-10-14 06:16:06,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:06,119 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:06,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:06,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:06,120 INFO L87 Difference]: Start difference. First operand 257 states and 350 transitions. Second operand 9 states. [2020-10-14 06:16:07,901 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:11,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:11,524 INFO L93 Difference]: Finished difference Result 710 states and 1061 transitions. [2020-10-14 06:16:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:11,526 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2020-10-14 06:16:11,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:11,530 INFO L225 Difference]: With dead ends: 710 [2020-10-14 06:16:11,531 INFO L226 Difference]: Without dead ends: 512 [2020-10-14 06:16:11,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:11,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-10-14 06:16:11,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 306. [2020-10-14 06:16:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-14 06:16:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 438 transitions. [2020-10-14 06:16:11,654 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 438 transitions. Word has length 138 [2020-10-14 06:16:11,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:11,654 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 438 transitions. [2020-10-14 06:16:11,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 438 transitions. [2020-10-14 06:16:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-14 06:16:11,656 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:11,657 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:11,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:16:11,657 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:11,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:11,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1365618188, now seen corresponding path program 1 times [2020-10-14 06:16:11,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:11,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2015753272] [2020-10-14 06:16:11,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:11,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:11,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:11,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:12,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:12,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:16:16,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:16,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:16:16,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:17,795 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:16:17,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:17,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:17,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:17,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:17,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:17,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:17,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:17,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:17,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:17,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:17,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:17,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:17,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:17,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:17,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:17,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:17,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:17,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:17,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:17,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:18,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:18,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-14 06:16:18,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:18,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:18,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:18,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 06:16:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:18,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:16:18,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:18,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:18,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:18,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:16:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:16:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:16:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:18,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:16:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:18,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:16:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:18,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 06:16:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:18,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:18,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:18,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:18,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:18,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2015753272] [2020-10-14 06:16:18,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:16:18,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 06:16:18,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426509414] [2020-10-14 06:16:18,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:16:18,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:18,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:16:18,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:16:18,231 INFO L87 Difference]: Start difference. First operand 306 states and 438 transitions. Second operand 11 states. [2020-10-14 06:16:20,244 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:21,388 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:22,633 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:27,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:27,322 INFO L93 Difference]: Finished difference Result 765 states and 1159 transitions. [2020-10-14 06:16:27,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:16:27,323 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-14 06:16:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:27,329 INFO L225 Difference]: With dead ends: 765 [2020-10-14 06:16:27,329 INFO L226 Difference]: Without dead ends: 649 [2020-10-14 06:16:27,331 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:16:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-10-14 06:16:27,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 385. [2020-10-14 06:16:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-14 06:16:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 580 transitions. [2020-10-14 06:16:27,639 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 580 transitions. Word has length 139 [2020-10-14 06:16:27,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:27,639 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 580 transitions. [2020-10-14 06:16:27,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:16:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 580 transitions. [2020-10-14 06:16:27,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-14 06:16:27,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:27,642 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:27,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:16:27,642 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:27,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:27,643 INFO L82 PathProgramCache]: Analyzing trace with hash 729107029, now seen corresponding path program 1 times [2020-10-14 06:16:27,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:27,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [328234339] [2020-10-14 06:16:27,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:27,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:27,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:27,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:28,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:29,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:32,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:16:32,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:33,789 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:16:33,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:33,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:33,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:33,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:33,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:33,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:33,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:33,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:33,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:33,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:33,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:33,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:33,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:33,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:33,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:33,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:33,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:33,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:33,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:33,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:33,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:33,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:33,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:33,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:33,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:33,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:33,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:33,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:33,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:33,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:33,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:33,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:33,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:34,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 06:16:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:34,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:16:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:34,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:16:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:34,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:16:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:34,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:16:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:34,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:34,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:16:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:34,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 06:16:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:34,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:34,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:34,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:34,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:34,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:34,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:34,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [328234339] [2020-10-14 06:16:34,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:34,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:34,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789000000] [2020-10-14 06:16:34,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:34,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:34,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:34,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:34,177 INFO L87 Difference]: Start difference. First operand 385 states and 580 transitions. Second operand 9 states. [2020-10-14 06:16:35,975 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:39,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:39,779 INFO L93 Difference]: Finished difference Result 986 states and 1563 transitions. [2020-10-14 06:16:39,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:39,780 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 139 [2020-10-14 06:16:39,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:39,786 INFO L225 Difference]: With dead ends: 986 [2020-10-14 06:16:39,786 INFO L226 Difference]: Without dead ends: 870 [2020-10-14 06:16:39,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:39,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-10-14 06:16:40,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 513. [2020-10-14 06:16:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-14 06:16:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 803 transitions. [2020-10-14 06:16:40,011 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 803 transitions. Word has length 139 [2020-10-14 06:16:40,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:40,011 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 803 transitions. [2020-10-14 06:16:40,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:40,011 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 803 transitions. [2020-10-14 06:16:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:16:40,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:40,014 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:40,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 06:16:40,015 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:40,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:40,015 INFO L82 PathProgramCache]: Analyzing trace with hash -440207665, now seen corresponding path program 1 times [2020-10-14 06:16:40,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:40,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1222945391] [2020-10-14 06:16:40,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:40,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:40,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:41,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:41,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:45,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:45,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-14 06:16:45,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 06:16:45,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:16:45,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,140 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:16:46,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:46,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:46,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:46,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:46,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 278 [2020-10-14 06:16:46,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:46,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:46,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:46,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:16:46,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:46,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 06:16:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:46,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:16:46,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:46,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:46,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:46,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 06:16:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:46,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:46,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:16:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:16:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:46,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 06:16:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:46,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:46,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:46,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:16:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:46,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:46,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-14 06:16:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:46,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:46,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:46,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:46,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:46,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:46,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1222945391] [2020-10-14 06:16:46,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:46,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:46,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422618525] [2020-10-14 06:16:46,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:46,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:46,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:46,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:46,689 INFO L87 Difference]: Start difference. First operand 513 states and 803 transitions. Second operand 9 states. [2020-10-14 06:16:48,678 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:16:53,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:53,528 INFO L93 Difference]: Finished difference Result 1554 states and 2571 transitions. [2020-10-14 06:16:53,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:53,529 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-14 06:16:53,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:53,536 INFO L225 Difference]: With dead ends: 1554 [2020-10-14 06:16:53,536 INFO L226 Difference]: Without dead ends: 1285 [2020-10-14 06:16:53,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:53,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2020-10-14 06:16:53,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 735. [2020-10-14 06:16:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2020-10-14 06:16:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1188 transitions. [2020-10-14 06:16:53,943 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1188 transitions. Word has length 140 [2020-10-14 06:16:53,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:53,943 INFO L479 AbstractCegarLoop]: Abstraction has 735 states and 1188 transitions. [2020-10-14 06:16:53,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1188 transitions. [2020-10-14 06:16:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 06:16:53,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:53,947 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:53,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 06:16:53,947 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:53,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:53,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1221599693, now seen corresponding path program 1 times [2020-10-14 06:16:53,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:53,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103812422] [2020-10-14 06:16:53,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:54,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:54,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:55,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:56,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:58,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:58,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-14 06:16:58,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 06:16:58,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:16:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,126 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:17:00,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:00,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:00,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:00,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:17:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:00,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 06:17:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:00,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:17:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 06:17:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:00,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:17:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:00,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 06:17:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 06:17:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:00,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:00,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:00,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:00,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:00,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103812422] [2020-10-14 06:17:00,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:00,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:00,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966281521] [2020-10-14 06:17:00,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:00,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:00,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:00,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:00,543 INFO L87 Difference]: Start difference. First operand 735 states and 1188 transitions. Second operand 9 states. [2020-10-14 06:17:02,517 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:17:07,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:07,453 INFO L93 Difference]: Finished difference Result 2569 states and 4370 transitions. [2020-10-14 06:17:07,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:17:07,453 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 141 [2020-10-14 06:17:07,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:07,462 INFO L225 Difference]: With dead ends: 2569 [2020-10-14 06:17:07,462 INFO L226 Difference]: Without dead ends: 2062 [2020-10-14 06:17:07,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:17:07,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2062 states. [2020-10-14 06:17:08,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2062 to 1139. [2020-10-14 06:17:08,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2020-10-14 06:17:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1885 transitions. [2020-10-14 06:17:08,276 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1885 transitions. Word has length 141 [2020-10-14 06:17:08,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:08,276 INFO L479 AbstractCegarLoop]: Abstraction has 1139 states and 1885 transitions. [2020-10-14 06:17:08,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:17:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1885 transitions. [2020-10-14 06:17:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-14 06:17:08,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:08,281 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:08,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 06:17:08,281 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:08,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:08,281 INFO L82 PathProgramCache]: Analyzing trace with hash -399099795, now seen corresponding path program 1 times [2020-10-14 06:17:08,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:08,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [681154411] [2020-10-14 06:17:08,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:08,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:08,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:09,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:10,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:13,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:13,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 06:17:13,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 06:17:13,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,390 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:17:14,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:14,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:14,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:14,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:14,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 06:17:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:14,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:17:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:17:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 06:17:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:17:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:14,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:14,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 06:17:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:14,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:14,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:17:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:14,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:14,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:14,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:14,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [681154411] [2020-10-14 06:17:14,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:14,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:14,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057538565] [2020-10-14 06:17:14,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:14,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:14,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:14,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:14,813 INFO L87 Difference]: Start difference. First operand 1139 states and 1885 transitions. Second operand 9 states. [2020-10-14 06:17:16,613 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:17:22,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:22,758 INFO L93 Difference]: Finished difference Result 4472 states and 7713 transitions. [2020-10-14 06:17:22,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:17:22,759 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 142 [2020-10-14 06:17:22,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:22,773 INFO L225 Difference]: With dead ends: 4472 [2020-10-14 06:17:22,773 INFO L226 Difference]: Without dead ends: 3545 [2020-10-14 06:17:22,777 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:17:22,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3545 states. [2020-10-14 06:17:24,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3545 to 1897. [2020-10-14 06:17:24,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1897 states. [2020-10-14 06:17:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1897 states and 3182 transitions. [2020-10-14 06:17:24,140 INFO L78 Accepts]: Start accepts. Automaton has 1897 states and 3182 transitions. Word has length 142 [2020-10-14 06:17:24,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:24,140 INFO L479 AbstractCegarLoop]: Abstraction has 1897 states and 3182 transitions. [2020-10-14 06:17:24,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:17:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3182 transitions. [2020-10-14 06:17:24,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-14 06:17:24,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:24,146 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:24,146 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 06:17:24,146 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:24,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:24,146 INFO L82 PathProgramCache]: Analyzing trace with hash -795825391, now seen corresponding path program 1 times [2020-10-14 06:17:24,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:24,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554925892] [2020-10-14 06:17:24,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:24,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:24,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:25,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:25,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:29,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:29,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-14 06:17:29,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 06:17:29,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 06:17:29,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:29,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:29,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:29,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:29,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 06:17:29,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:30,330 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:17:30,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:30,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:30,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:30,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:17:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:30,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:30,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:30,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 06:17:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:30,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:17:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:30,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 06:17:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:30,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 06:17:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:30,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:30,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:30,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 06:17:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:30,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 06:17:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:30,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:30,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:30,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:30,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:30,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:30,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:30,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1554925892] [2020-10-14 06:17:30,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:30,724 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:30,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18159920] [2020-10-14 06:17:30,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:30,725 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:30,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:30,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:30,726 INFO L87 Difference]: Start difference. First operand 1897 states and 3182 transitions. Second operand 9 states. [2020-10-14 06:17:32,717 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:17:40,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:40,749 INFO L93 Difference]: Finished difference Result 8107 states and 14024 transitions. [2020-10-14 06:17:40,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:17:40,750 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 143 [2020-10-14 06:17:40,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:40,778 INFO L225 Difference]: With dead ends: 8107 [2020-10-14 06:17:40,779 INFO L226 Difference]: Without dead ends: 6406 [2020-10-14 06:17:40,786 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:17:40,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6406 states. [2020-10-14 06:17:43,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6406 to 3345. [2020-10-14 06:17:43,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3345 states. [2020-10-14 06:17:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 3345 states and 5631 transitions. [2020-10-14 06:17:43,954 INFO L78 Accepts]: Start accepts. Automaton has 3345 states and 5631 transitions. Word has length 143 [2020-10-14 06:17:43,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:43,954 INFO L479 AbstractCegarLoop]: Abstraction has 3345 states and 5631 transitions. [2020-10-14 06:17:43,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:17:43,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 5631 transitions. [2020-10-14 06:17:43,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-14 06:17:43,963 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:43,963 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:43,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 06:17:43,964 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:43,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:43,964 INFO L82 PathProgramCache]: Analyzing trace with hash 483336971, now seen corresponding path program 1 times [2020-10-14 06:17:43,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:43,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140780030] [2020-10-14 06:17:43,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:44,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:45,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:48,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-14 06:17:48,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:17:48,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,128 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:17:50,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:50,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:17:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:50,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 44 [2020-10-14 06:17:50,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:17:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:50,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 06:17:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:17:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:17:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:50,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:50,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:50,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:17:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-14 06:17:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:50,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:50,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:50,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:50,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:50,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:50,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140780030] [2020-10-14 06:17:50,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:50,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:50,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673778998] [2020-10-14 06:17:50,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:50,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:50,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:50,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:50,560 INFO L87 Difference]: Start difference. First operand 3345 states and 5631 transitions. Second operand 9 states. [2020-10-14 06:17:52,435 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:18:04,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:18:04,233 INFO L93 Difference]: Finished difference Result 15122 states and 26031 transitions. [2020-10-14 06:18:04,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:18:04,233 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 144 [2020-10-14 06:18:04,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:18:04,288 INFO L225 Difference]: With dead ends: 15122 [2020-10-14 06:18:04,288 INFO L226 Difference]: Without dead ends: 11957 [2020-10-14 06:18:04,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:18:04,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11957 states. [2020-10-14 06:18:08,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11957 to 6139. [2020-10-14 06:18:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6139 states. [2020-10-14 06:18:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6139 states to 6139 states and 10288 transitions. [2020-10-14 06:18:08,923 INFO L78 Accepts]: Start accepts. Automaton has 6139 states and 10288 transitions. Word has length 144 [2020-10-14 06:18:08,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:18:08,924 INFO L479 AbstractCegarLoop]: Abstraction has 6139 states and 10288 transitions. [2020-10-14 06:18:08,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:18:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 6139 states and 10288 transitions. [2020-10-14 06:18:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 06:18:08,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:18:08,936 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:18:08,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 06:18:08,936 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:18:08,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:18:08,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1499279599, now seen corresponding path program 1 times [2020-10-14 06:18:08,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:18:08,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1023567395] [2020-10-14 06:18:08,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:18:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:08,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:13,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:13,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-14 06:18:13,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:18:13,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 06:18:13,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:13,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:18:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:18:13,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:18:13,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,059 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 499 [2020-10-14 06:18:15,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:18:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:18:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:18:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:15,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:18:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:18:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:15,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:18:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 06:18:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:18:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:18:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:18:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:15,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:18:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:15,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:18:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:18:15,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:18:15,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:15,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:15,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:18:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:15,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:15,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 06:18:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:15,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:15,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:15,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:15,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:15,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:15,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:15,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:18:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:15,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:18:15,430 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1023567395] [2020-10-14 06:18:15,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:18:15,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:18:15,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772255048] [2020-10-14 06:18:15,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:18:15,431 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:18:15,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:18:15,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:18:15,431 INFO L87 Difference]: Start difference. First operand 6139 states and 10288 transitions. Second operand 9 states. [2020-10-14 06:18:17,399 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 502 [2020-10-14 06:18:39,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:18:39,118 INFO L93 Difference]: Finished difference Result 28733 states and 48950 transitions. [2020-10-14 06:18:39,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:18:39,119 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2020-10-14 06:18:39,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:18:39,191 INFO L225 Difference]: With dead ends: 28733 [2020-10-14 06:18:39,191 INFO L226 Difference]: Without dead ends: 22758 [2020-10-14 06:18:39,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:18:39,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22758 states. [2020-10-14 06:18:49,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22758 to 11559. [2020-10-14 06:18:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11559 states. [2020-10-14 06:18:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11559 states to 11559 states and 19169 transitions. [2020-10-14 06:18:49,893 INFO L78 Accepts]: Start accepts. Automaton has 11559 states and 19169 transitions. Word has length 145 [2020-10-14 06:18:49,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:18:49,893 INFO L479 AbstractCegarLoop]: Abstraction has 11559 states and 19169 transitions. [2020-10-14 06:18:49,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:18:49,894 INFO L276 IsEmpty]: Start isEmpty. Operand 11559 states and 19169 transitions. [2020-10-14 06:18:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-14 06:18:49,915 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:18:49,916 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:18:49,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 06:18:49,916 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:18:49,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:18:49,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1715943081, now seen corresponding path program 1 times [2020-10-14 06:18:49,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:18:49,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [666069699] [2020-10-14 06:18:49,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:18:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:49,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:50,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:50,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:50,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:50,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking...