/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_spec9_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:52:47,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:52:47,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:52:47,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:52:47,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:52:47,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:52:47,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:52:47,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:52:47,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:52:47,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:52:47,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:52:47,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:52:47,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:52:47,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:52:47,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:52:47,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:52:47,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:52:47,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:52:47,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:52:47,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:52:47,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:52:47,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:52:47,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:52:47,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:52:47,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:52:47,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:52:47,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:52:47,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:52:47,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:52:47,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:52:47,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:52:47,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:52:47,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:52:47,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:52:47,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:52:47,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:52:47,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:52:47,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:52:47,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:52:47,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:52:47,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:52:47,271 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 06:52:47,308 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:52:47,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:52:47,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:52:47,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:52:47,311 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:52:47,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:52:47,311 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:52:47,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:52:47,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:52:47,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:52:47,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:52:47,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:52:47,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:52:47,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:52:47,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:52:47,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:52:47,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:52:47,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:52:47,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:52:47,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:52:47,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:52:47,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:52:47,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:52:47,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:52:47,317 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 06:52:47,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:52:47,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:52:47,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:52:47,655 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:52:47,655 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:52:47,656 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product12.cil.c [2020-10-14 06:52:47,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4eaca677/1c0741610076458a89fca18e7c8d030c/FLAGf5eb65db0 [2020-10-14 06:52:48,289 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:52:48,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product12.cil.c [2020-10-14 06:52:48,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4eaca677/1c0741610076458a89fca18e7c8d030c/FLAGf5eb65db0 [2020-10-14 06:52:48,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b4eaca677/1c0741610076458a89fca18e7c8d030c [2020-10-14 06:52:48,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:52:48,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:52:48,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:52:48,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:52:48,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:52:48,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:52:48" (1/1) ... [2020-10-14 06:52:48,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccd9af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:48, skipping insertion in model container [2020-10-14 06:52:48,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:52:48" (1/1) ... [2020-10-14 06:52:48,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:52:48,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:52:49,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:52:49,458 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:52:49,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:52:49,734 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:52:49,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49 WrapperNode [2020-10-14 06:52:49,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:52:49,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:52:49,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:52:49,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:52:49,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (1/1) ... [2020-10-14 06:52:49,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:52:49,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:52:49,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:52:49,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:52:49,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (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 06:52:50,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:52:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:52:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:52:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-14 06:52:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-14 06:52:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-14 06:52:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:52:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:52:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:52:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:52:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-14 06:52:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-14 06:52:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-14 06:52:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-14 06:52:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-14 06:52:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-14 06:52:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-14 06:52:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-14 06:52:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-14 06:52:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-14 06:52:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-14 06:52:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-14 06:52:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-14 06:52:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-14 06:52:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-14 06:52:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-14 06:52:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-14 06:52:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-14 06:52:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-14 06:52:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-14 06:52:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-14 06:52:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-14 06:52:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-14 06:52:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-14 06:52:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-14 06:52:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-14 06:52:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-14 06:52:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:52:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:52:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-14 06:52:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-14 06:52:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-14 06:52:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-14 06:52:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:52:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:52:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:52:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:52:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:52:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:52:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:52:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-14 06:52:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-14 06:52:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-14 06:52:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-14 06:52:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-14 06:52:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-14 06:52:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-14 06:52:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-14 06:52:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-14 06:52:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-14 06:52:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-14 06:52:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-14 06:52:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-14 06:52:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-14 06:52:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-14 06:52:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-14 06:52:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-14 06:52:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-14 06:52:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-14 06:52:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:52:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:52:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:52:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:52:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-14 06:52:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:52:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-14 06:52:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-14 06:52:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:52:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-14 06:52:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-14 06:52:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:52:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:52:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:52:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:52:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-14 06:52:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-14 06:52:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-14 06:52:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-14 06:52:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-14 06:52:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-14 06:52:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-14 06:52:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-14 06:52:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-14 06:52:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-14 06:52:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-14 06:52:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-14 06:52:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-14 06:52:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-14 06:52:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-14 06:52:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-14 06:52:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-14 06:52:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-14 06:52:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-14 06:52:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-14 06:52:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-14 06:52:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-14 06:52:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-14 06:52:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-14 06:52:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-14 06:52:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-14 06:52:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-14 06:52:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:52:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-14 06:52:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:52:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:52:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-14 06:52:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-14 06:52:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-14 06:52:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-14 06:52:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:52:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:52:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:52:52,137 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:52:52,138 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 06:52:52,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:52:52 BoogieIcfgContainer [2020-10-14 06:52:52,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:52:52,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:52:52,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:52:52,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:52:52,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:52:48" (1/3) ... [2020-10-14 06:52:52,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be25b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:52:52, skipping insertion in model container [2020-10-14 06:52:52,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:52:49" (2/3) ... [2020-10-14 06:52:52,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be25b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:52:52, skipping insertion in model container [2020-10-14 06:52:52,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:52:52" (3/3) ... [2020-10-14 06:52:52,152 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product12.cil.c [2020-10-14 06:52:52,163 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:52:52,172 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:52:52,187 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:52:52,215 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:52:52,215 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:52:52,215 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:52:52,215 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:52:52,216 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:52:52,216 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:52:52,216 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:52:52,216 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:52:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states. [2020-10-14 06:52:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 06:52:52,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:52:52,264 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-14 06:52:52,265 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:52:52,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:52:52,271 INFO L82 PathProgramCache]: Analyzing trace with hash -269338091, now seen corresponding path program 1 times [2020-10-14 06:52:52,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:52:52,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [759307379] [2020-10-14 06:52:52,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:52:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:52:52,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:53,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:53,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:53,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:56,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:57,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:57,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:52:57,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-14 06:52:57,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:52:57,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 06:52:57,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:52:57,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-14 06:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:52:57,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:52:59,833 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:52:59,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:52:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:52:59,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:52:59,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:00,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:00,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-14 06:53:00,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:00,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:00,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:00,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:00,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:00,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:00,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:00,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:00,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:00,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:00,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:00,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:00,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:00,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:53:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:00,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:00,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:00,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:00,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:00,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:53:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:00,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:00,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:00,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:00,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:00,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:00,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:00,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:00,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:00,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:00,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:00,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:53:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:00,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:00,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:02,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:53:05,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:53:05,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 06:53:05,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:05,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:53:05,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:53:05,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:05,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:53:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:53:05,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:53:05,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:53:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:05,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:53:05,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:05,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:05,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:53:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:05,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:53:05,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:05,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:05,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:53:05,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 06:53:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:53:05,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:53:05,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:53:05,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:53:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:53:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:53:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:05,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:53:05,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:53:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:53:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:05,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-14 06:53:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:05,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:05,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:05,503 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:53:05,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [759307379] [2020-10-14 06:53:05,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:53:05,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 06:53:05,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362473996] [2020-10-14 06:53:05,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:53:05,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:53:05,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:53:05,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:53:05,533 INFO L87 Difference]: Start difference. First operand 428 states. Second operand 10 states. [2020-10-14 06:53:16,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:53:16,860 INFO L93 Difference]: Finished difference Result 875 states and 1290 transitions. [2020-10-14 06:53:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 06:53:16,862 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-14 06:53:16,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:53:16,886 INFO L225 Difference]: With dead ends: 875 [2020-10-14 06:53:16,886 INFO L226 Difference]: Without dead ends: 625 [2020-10-14 06:53:16,893 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2020-10-14 06:53:16,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-10-14 06:53:17,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 383. [2020-10-14 06:53:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-14 06:53:17,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 514 transitions. [2020-10-14 06:53:17,134 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 514 transitions. Word has length 145 [2020-10-14 06:53:17,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:53:17,135 INFO L479 AbstractCegarLoop]: Abstraction has 383 states and 514 transitions. [2020-10-14 06:53:17,135 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:53:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 514 transitions. [2020-10-14 06:53:17,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-14 06:53:17,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:53:17,140 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-14 06:53:17,141 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:53:17,141 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:53:17,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:53:17,142 INFO L82 PathProgramCache]: Analyzing trace with hash -244756459, now seen corresponding path program 1 times [2020-10-14 06:53:17,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:53:17,142 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1892505140] [2020-10-14 06:53:17,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:53:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:17,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:17,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:17,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:17,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:17,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:22,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:22,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-14 06:53:22,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:53:22,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-14 06:53:22,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:22,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:22,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:53:22,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:53:22,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:53:22,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:23,870 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:53:23,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:53:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:23,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:23,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:23,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:23,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:23,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 06:53:23,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:23,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:23,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:23,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:23,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:23,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:23,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:23,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:23,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:23,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:23,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:23,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:23,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:53:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:23,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:23,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:23,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:23,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:23,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:23,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:23,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:53:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:23,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:23,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:23,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:23,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:23,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:23,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:23,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:23,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:24,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:53:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:24,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:24,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:24,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:24,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:25,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:53:29,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:53:29,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 06:53:29,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:29,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:53:29,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:29,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:29,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:53:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:29,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:53:29,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:29,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:29,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:53:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:29,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:53:29,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:29,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:29,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:29,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 06:53:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:53:29,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:53:29,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:53:29,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:29,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:53:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:29,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:29,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 06:53:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:53:29,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:53:29,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:53:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 06:53:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:29,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:29,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 06:53:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:29,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:29,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:29,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:29,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:29,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:29,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:29,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:29,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:29,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:29,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:29,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:53:29,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1892505140] [2020-10-14 06:53:29,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:53:29,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:53:29,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469380345] [2020-10-14 06:53:29,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:53:29,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:53:29,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:53:29,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:53:29,394 INFO L87 Difference]: Start difference. First operand 383 states and 514 transitions. Second operand 11 states. [2020-10-14 06:53:34,479 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:53:45,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:53:45,806 INFO L93 Difference]: Finished difference Result 790 states and 1132 transitions. [2020-10-14 06:53:45,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 06:53:45,812 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-14 06:53:45,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:53:45,827 INFO L225 Difference]: With dead ends: 790 [2020-10-14 06:53:45,829 INFO L226 Difference]: Without dead ends: 628 [2020-10-14 06:53:45,834 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2020-10-14 06:53:45,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2020-10-14 06:53:46,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 385. [2020-10-14 06:53:46,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-14 06:53:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 516 transitions. [2020-10-14 06:53:46,050 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 516 transitions. Word has length 146 [2020-10-14 06:53:46,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:53:46,051 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 516 transitions. [2020-10-14 06:53:46,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:53:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 516 transitions. [2020-10-14 06:53:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-14 06:53:46,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:53:46,059 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:53:46,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:53:46,059 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:53:46,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:53:46,060 INFO L82 PathProgramCache]: Analyzing trace with hash 717403297, now seen corresponding path program 1 times [2020-10-14 06:53:46,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:53:46,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1960128203] [2020-10-14 06:53:46,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:53:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:46,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:46,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:46,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:46,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:47,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:47,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:51,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:51,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-14 06:53:51,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:53:51,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-14 06:53:51,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:51,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:53:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:53:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:53:51,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:53,059 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:53:53,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:53:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:53,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:53,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:53,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:53,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 06:53:53,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:53,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:53,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:53,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:53,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:53,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:53,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:53,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:53,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:53,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:53,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:53,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:53:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:53,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:53:53,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:53,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:53,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:53,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:53:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:53,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:53,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:53:53,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:53,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:53,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:53,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:53:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:53,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:53,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:54,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4788 [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:57,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:57,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:57,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:57,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:57,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:57,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:57,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:57,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:58,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:58,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:53:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:58,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:53:58,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:58,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:53:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:53:58,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:53:58,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:53:58,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:53:58,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:53:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 06:53:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:53:58,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:53:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:53:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:53:58,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 06:53:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:58,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:53:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:53:58,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:53:58,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 06:53:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:58,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 06:53:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:53:58,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 06:53:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:53:58,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:53:58,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:53:58,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:53:58,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:53:58,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:53:58,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:53:58,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:53:58,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:53:58,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:53:58,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:53:58,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:53:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:53:58,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1960128203] [2020-10-14 06:53:58,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:53:58,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:53:58,307 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077767601] [2020-10-14 06:53:58,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:53:58,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:53:58,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:53:58,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:53:58,309 INFO L87 Difference]: Start difference. First operand 385 states and 516 transitions. Second operand 11 states. [2020-10-14 06:54:03,150 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:54:16,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:54:16,155 INFO L93 Difference]: Finished difference Result 1064 states and 1594 transitions. [2020-10-14 06:54:16,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:54:16,156 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-14 06:54:16,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:54:16,162 INFO L225 Difference]: With dead ends: 1064 [2020-10-14 06:54:16,163 INFO L226 Difference]: Without dead ends: 744 [2020-10-14 06:54:16,165 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:54:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2020-10-14 06:54:16,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 423. [2020-10-14 06:54:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-10-14 06:54:16,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 582 transitions. [2020-10-14 06:54:16,335 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 582 transitions. Word has length 152 [2020-10-14 06:54:16,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:54:16,336 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 582 transitions. [2020-10-14 06:54:16,336 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:54:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 582 transitions. [2020-10-14 06:54:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-14 06:54:16,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:54:16,339 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:54:16,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:54:16,340 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:54:16,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:54:16,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1877715425, now seen corresponding path program 1 times [2020-10-14 06:54:16,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:54:16,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [204891332] [2020-10-14 06:54:16,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:54:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:16,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:16,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:16,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:17,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:21,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:21,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 06:54:21,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:54:21,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 06:54:21,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:23,127 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:54:23,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:54:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:23,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:23,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:54:23,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:23,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:23,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:23,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:54:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:23,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:23,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:54:23,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:23,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:23,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:23,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:23,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:23,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:23,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:54:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:23,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:23,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:54:23,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:23,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:23,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:23,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:23,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:23,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:23,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:23,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:23,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:54:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:23,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:23,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:54:23,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:23,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:23,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:23,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:23,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:23,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:23,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:23,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:23,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:54:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:23,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:23,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:24,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:54:27,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:54:27,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4539 [2020-10-14 06:54:27,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:27,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:54:27,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:27,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:54:27,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:54:27,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:27,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:54:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:27,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:54:27,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:27,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:54:27,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:27,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:27,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:54:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:27,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:27,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:27,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:54:27,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:27,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:27,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:27,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:27,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:27,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:27,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:27,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:27,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:27,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:27,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:27,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:27,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:27,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:28,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:54:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:54:28,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:54:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:28,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 06:54:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:54:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:54:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 06:54:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:54:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-14 06:54:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:28,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:28,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:28,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:28,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:28,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:28,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:28,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:54:28,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [204891332] [2020-10-14 06:54:28,139 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:54:28,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 06:54:28,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875924675] [2020-10-14 06:54:28,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 06:54:28,140 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:54:28,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 06:54:28,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-14 06:54:28,141 INFO L87 Difference]: Start difference. First operand 423 states and 582 transitions. Second operand 12 states. [2020-10-14 06:54:32,130 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:54:33,765 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:54:44,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:54:44,832 INFO L93 Difference]: Finished difference Result 966 states and 1454 transitions. [2020-10-14 06:54:44,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 06:54:44,834 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 153 [2020-10-14 06:54:44,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:54:44,845 INFO L225 Difference]: With dead ends: 966 [2020-10-14 06:54:44,845 INFO L226 Difference]: Without dead ends: 804 [2020-10-14 06:54:44,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2020-10-14 06:54:44,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-14 06:54:45,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 466. [2020-10-14 06:54:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-14 06:54:45,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 654 transitions. [2020-10-14 06:54:45,224 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 654 transitions. Word has length 153 [2020-10-14 06:54:45,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:54:45,225 INFO L479 AbstractCegarLoop]: Abstraction has 466 states and 654 transitions. [2020-10-14 06:54:45,225 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 06:54:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 654 transitions. [2020-10-14 06:54:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-14 06:54:45,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:54:45,234 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1] [2020-10-14 06:54:45,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:54:45,234 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:54:45,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:54:45,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1970888834, now seen corresponding path program 1 times [2020-10-14 06:54:45,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:54:45,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1253952243] [2020-10-14 06:54:45,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:54:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:45,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:45,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:45,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:45,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:45,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:45,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:46,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:46,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:46,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:46,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:46,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:47,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:47,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:47,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:50,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:50,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-14 06:54:50,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:54:50,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:54:50,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:52,042 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:54:52,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:54:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:52,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:52,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:54:52,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:52,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 06:54:52,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:52,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:52,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:52,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:54:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:52,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:54:52,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:52,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:52,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:52,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:52,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:52,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:54:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:52,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:52,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:54:52,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:52,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:52,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:52,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:52,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:52,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:54:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:52,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:52,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:54:52,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:52,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:52,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:54:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:52,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:52,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:54:56,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:54:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4619 [2020-10-14 06:54:56,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:56,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:54:56,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:56,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:54:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:56,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:54:56,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:56,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:54:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:54:56,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:54:56,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:56,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:56,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:54:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:54:56,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:54:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:54:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:56,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:54:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:56,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:56,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:56,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:54:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:54:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:54:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:57,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:57,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:57,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 06:54:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:54:57,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:57,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:54:57,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:54:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-14 06:54:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-14 06:54:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:54:57,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:54:57,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:54:57,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:54:57,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:54:57,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:54:57,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:54:57,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:54:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:54:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:54:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:54:57,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:54:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:54:57,071 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1253952243] [2020-10-14 06:54:57,071 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:54:57,071 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:54:57,071 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715863062] [2020-10-14 06:54:57,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:54:57,072 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:54:57,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:54:57,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:54:57,073 INFO L87 Difference]: Start difference. First operand 466 states and 654 transitions. Second operand 11 states. [2020-10-14 06:55:01,617 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:55:12,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:55:12,605 INFO L93 Difference]: Finished difference Result 1186 states and 1873 transitions. [2020-10-14 06:55:12,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:55:12,606 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2020-10-14 06:55:12,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:55:12,614 INFO L225 Difference]: With dead ends: 1186 [2020-10-14 06:55:12,614 INFO L226 Difference]: Without dead ends: 1024 [2020-10-14 06:55:12,615 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:55:12,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2020-10-14 06:55:12,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 541. [2020-10-14 06:55:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2020-10-14 06:55:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 781 transitions. [2020-10-14 06:55:12,933 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 781 transitions. Word has length 159 [2020-10-14 06:55:12,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:55:12,934 INFO L479 AbstractCegarLoop]: Abstraction has 541 states and 781 transitions. [2020-10-14 06:55:12,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:55:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 781 transitions. [2020-10-14 06:55:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-14 06:55:12,938 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:55:12,938 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:55:12,938 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:55:12,939 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:55:12,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:55:12,939 INFO L82 PathProgramCache]: Analyzing trace with hash -2132651819, now seen corresponding path program 2 times [2020-10-14 06:55:12,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:55:12,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1559235774] [2020-10-14 06:55:12,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:55:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:13,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:13,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:13,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:13,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:13,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:13,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:18,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:18,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-14 06:55:18,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:55:18,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:55:18,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:19,633 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:55:19,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:55:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:19,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:19,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:19,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:19,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:55:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:19,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:19,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:19,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:19,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:55:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:19,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:19,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:19,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:19,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:55:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:19,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:19,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:19,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:55:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:19,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:19,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:20,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4748 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:24,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:55:24,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:55:24,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:24,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:55:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:24,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:55:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:24,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:55:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:55:24,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:55:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:24,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:55:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:55:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:55:24,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 06:55:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 06:55:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:24,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:24,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 06:55:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:24,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:24,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:24,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:24,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:24,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:24,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:24,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:24,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:24,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:24,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:55:24,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1559235774] [2020-10-14 06:55:24,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:55:24,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:55:24,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677701819] [2020-10-14 06:55:24,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:55:24,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:55:24,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:55:24,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:55:24,736 INFO L87 Difference]: Start difference. First operand 541 states and 781 transitions. Second operand 11 states. [2020-10-14 06:55:28,887 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:55:40,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:55:40,619 INFO L93 Difference]: Finished difference Result 1901 states and 3151 transitions. [2020-10-14 06:55:40,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:55:40,620 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-14 06:55:40,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:55:40,631 INFO L225 Difference]: With dead ends: 1901 [2020-10-14 06:55:40,631 INFO L226 Difference]: Without dead ends: 1470 [2020-10-14 06:55:40,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:55:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2020-10-14 06:55:40,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 691. [2020-10-14 06:55:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2020-10-14 06:55:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1035 transitions. [2020-10-14 06:55:40,976 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1035 transitions. Word has length 160 [2020-10-14 06:55:40,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:55:40,976 INFO L479 AbstractCegarLoop]: Abstraction has 691 states and 1035 transitions. [2020-10-14 06:55:40,976 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:55:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1035 transitions. [2020-10-14 06:55:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-14 06:55:40,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:55:40,980 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-10-14 06:55:40,980 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:55:40,980 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:55:40,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:55:40,981 INFO L82 PathProgramCache]: Analyzing trace with hash 583830794, now seen corresponding path program 1 times [2020-10-14 06:55:40,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:55:40,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2121809876] [2020-10-14 06:55:40,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:55:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:41,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:41,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:44,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:46,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:55:46,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:55:46,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:47,743 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:55:47,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:55:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:47,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:47,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:55:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:47,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:47,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:55:47,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:47,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:55:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:47,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:55:47,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:47,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:47,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:55:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:47,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:47,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:47,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:47,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:55:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:47,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:47,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:48,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:51,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:51,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:55:51,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:55:51,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4147 [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:52,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:55:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:52,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:55:52,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:55:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:55:52,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:55:52,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:55:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:55:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:55:52,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:55:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:55:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:55:52,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:55:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:52,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:55:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:55:52,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:55:52,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:55:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 06:55:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:52,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 06:55:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 06:55:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:55:52,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:55:52,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:55:52,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:55:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:55:52,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2121809876] [2020-10-14 06:55:52,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:55:52,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:55:52,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457421309] [2020-10-14 06:55:52,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:55:52,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:55:52,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:55:52,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:55:52,257 INFO L87 Difference]: Start difference. First operand 691 states and 1035 transitions. Second operand 11 states. [2020-10-14 06:55:56,390 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-14 06:56:10,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:56:10,181 INFO L93 Difference]: Finished difference Result 2747 states and 4733 transitions. [2020-10-14 06:56:10,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:56:10,182 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2020-10-14 06:56:10,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:56:10,198 INFO L225 Difference]: With dead ends: 2747 [2020-10-14 06:56:10,198 INFO L226 Difference]: Without dead ends: 2302 [2020-10-14 06:56:10,202 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=133, Invalid=247, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:56:10,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2020-10-14 06:56:10,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 969. [2020-10-14 06:56:10,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-14 06:56:11,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1504 transitions. [2020-10-14 06:56:11,000 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1504 transitions. Word has length 160 [2020-10-14 06:56:11,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:56:11,001 INFO L479 AbstractCegarLoop]: Abstraction has 969 states and 1504 transitions. [2020-10-14 06:56:11,001 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:56:11,001 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1504 transitions. [2020-10-14 06:56:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-14 06:56:11,005 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:56:11,005 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-10-14 06:56:11,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 06:56:11,006 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:56:11,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:56:11,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1941845214, now seen corresponding path program 1 times [2020-10-14 06:56:11,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:56:11,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1393112497] [2020-10-14 06:56:11,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:56:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:11,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:11,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:14,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:14,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:14,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:14,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:16,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:16,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:56:16,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 06:56:16,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:56:16,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:17,778 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-14 06:56:17,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:56:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:17,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:17,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:17,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:17,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:17,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:17,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:56:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:17,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:17,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:56:17,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:17,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:56:17,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:17,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:56:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:17,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:17,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:56:17,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:17,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:17,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:56:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:17,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:17,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:17,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:56:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:17,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:17,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:22,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:22,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 06:56:22,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:56:22,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 06:56:22,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:22,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:22,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:22,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:22,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:22,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:22,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:22,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:22,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:22,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:56:22,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:22,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:56:22,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:22,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:22,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:22,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:22,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:22,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:22,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:22,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:22,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:22,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:56:22,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:56:22,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:22,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:22,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:22,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:22,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:22,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:22,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:22,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:22,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:22,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:22,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:22,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:56:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 06:56:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:56:23,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:56:23,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:56:23,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:56:23,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:56:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:56:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:56:23,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:56:23,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:56:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 06:56:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:56:23,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:56:23,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:56:23,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:56:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:56:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:56:23,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:23,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:56:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:23,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:56:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:56:23,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:56:23,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:23,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-14 06:56:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:56:23,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:23,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 06:56:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:56:23,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:56:23,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-14 06:56:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:56:23,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:56:23,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:56:23,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:56:23,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:56:23,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:56:23,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:56:23,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:56:23,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:56:23,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:56:23,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:56:23,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:56:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 06:56:23,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1393112497] [2020-10-14 06:56:23,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:56:23,275 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:56:23,275 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934427072] [2020-10-14 06:56:23,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:56:23,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:56:23,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:56:23,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:56:23,277 INFO L87 Difference]: Start difference. First operand 969 states and 1504 transitions. Second operand 11 states. [2020-10-14 06:56:28,143 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 553