/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:15:27,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:15:27,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:15:27,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:15:27,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:15:27,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:15:27,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:15:27,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:15:27,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:15:27,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:15:27,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:15:27,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:15:27,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:15:27,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:15:27,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:15:27,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:15:27,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:15:27,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:15:27,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:15:27,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:15:27,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:15:27,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:15:27,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:15:27,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:15:27,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:15:27,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:15:27,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:15:27,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:15:27,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:15:27,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:15:27,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:15:27,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:15:27,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:15:27,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:15:27,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:15:27,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:15:27,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:15:27,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:15:27,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:15:27,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:15:27,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:15:27,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 06:15:27,274 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:15:27,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:15:27,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:15:27,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:15:27,276 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:15:27,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:15:27,276 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:15:27,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:15:27,277 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:15:27,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:15:27,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:15:27,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:15:27,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:15:27,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:15:27,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:15:27,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:15:27,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:15:27,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:15:27,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:15:27,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:15:27,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:15:27,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:15:27,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:15:27,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:15:27,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:15:27,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:15:27,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:15:27,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:15:27,583 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:15:27,584 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:15:27,584 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product10.cil.c [2020-10-14 06:15:27,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1dc17740c/d1a54fd962004ea586dba46c2b1dcf4a/FLAG3125c14b1 [2020-10-14 06:15:28,217 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:15:28,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product10.cil.c [2020-10-14 06:15:28,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1dc17740c/d1a54fd962004ea586dba46c2b1dcf4a/FLAG3125c14b1 [2020-10-14 06:15:28,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1dc17740c/d1a54fd962004ea586dba46c2b1dcf4a [2020-10-14 06:15:28,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:15:28,401 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:15:28,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:15:28,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:15:28,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:15:28,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:15:28" (1/1) ... [2020-10-14 06:15:28,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28cbdd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:28, skipping insertion in model container [2020-10-14 06:15:28,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:15:28" (1/1) ... [2020-10-14 06:15:28,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:15:28,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:15:29,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:15:29,337 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:15:29,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:15:29,509 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:15:29,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29 WrapperNode [2020-10-14 06:15:29,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:15:29,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:15:29,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:15:29,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:15:29,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... [2020-10-14 06:15:29,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:15:29,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:15:29,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:15:29,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:15:29,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:15:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:15:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:15:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:15:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-14 06:15:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-14 06:15:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-14 06:15:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-14 06:15:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-14 06:15:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-14 06:15:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-14 06:15:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-14 06:15:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-14 06:15:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-14 06:15:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-14 06:15:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-14 06:15:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-14 06:15:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-14 06:15:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-14 06:15:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-14 06:15:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-14 06:15:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-14 06:15:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-14 06:15:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-14 06:15:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-14 06:15:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-14 06:15:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-14 06:15:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-14 06:15:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-14 06:15:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-14 06:15:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-14 06:15:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-14 06:15:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-14 06:15:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-14 06:15:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-14 06:15:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-14 06:15:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-14 06:15:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:15:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:15:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-14 06:15:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-14 06:15:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-14 06:15:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:15:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:15:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:15:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:15:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-14 06:15:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-14 06:15:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-14 06:15:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:15:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-14 06:15:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:15:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-14 06:15:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-14 06:15:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-14 06:15:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-14 06:15:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-14 06:15:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-14 06:15:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-14 06:15:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-14 06:15:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-14 06:15:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-14 06:15:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-14 06:15:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-14 06:15:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-14 06:15:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-14 06:15:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-14 06:15:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-14 06:15:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-14 06:15:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-14 06:15:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-14 06:15:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-14 06:15:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-14 06:15:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-14 06:15:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-14 06:15:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:15:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:15:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:15:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:15:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:15:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:15:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:15:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:15:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:15:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-14 06:15:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:15:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:15:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:15:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:15:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-14 06:15:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:15:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:15:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:15:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:15:31,679 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:15:31,680 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 06:15:31,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:31 BoogieIcfgContainer [2020-10-14 06:15:31,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:15:31,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:15:31,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:15:31,689 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:15:31,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:15:28" (1/3) ... [2020-10-14 06:15:31,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6645d39a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:15:31, skipping insertion in model container [2020-10-14 06:15:31,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:15:29" (2/3) ... [2020-10-14 06:15:31,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6645d39a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:15:31, skipping insertion in model container [2020-10-14 06:15:31,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:31" (3/3) ... [2020-10-14 06:15:31,693 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product10.cil.c [2020-10-14 06:15:31,703 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:15:31,711 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:15:31,725 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:15:31,751 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:15:31,751 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:15:31,751 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:15:31,751 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:15:31,751 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:15:31,752 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:15:31,752 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:15:31,752 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:15:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states. [2020-10-14 06:15:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-14 06:15:31,792 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:31,793 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:31,793 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:31,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:31,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1890190681, now seen corresponding path program 1 times [2020-10-14 06:15:31,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:31,813 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355617660] [2020-10-14 06:15:31,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:32,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:32,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:32,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:33,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:34,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:37,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:37,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-14 06:15:37,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:15:37,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-14 06:15:37,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:37,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 06:15:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:37,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:15:39,013 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:15:39,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:39,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:39,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:39,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:39,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:15:39,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:39,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:39,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 553 [2020-10-14 06:15:39,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:39,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:39,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:39,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:39,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 06:15:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:39,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:15:39,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:15:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:39,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 06:15:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:39,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:15:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:15:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:39,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:39,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:39,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:39,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:39,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 06:15:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:39,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:39,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:39,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:39,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:39,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:15:39,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:39,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:39,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:39,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:15:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:40,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:40,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:40,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:40,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:40,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:40,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:40,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:40,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355617660] [2020-10-14 06:15:40,069 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:15:40,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 06:15:40,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478802958] [2020-10-14 06:15:40,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 06:15:40,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:40,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 06:15:40,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-14 06:15:40,097 INFO L87 Difference]: Start difference. First operand 260 states. Second operand 8 states. [2020-10-14 06:15:45,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:15:45,825 INFO L93 Difference]: Finished difference Result 607 states and 843 transitions. [2020-10-14 06:15:45,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:15:45,827 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 127 [2020-10-14 06:15:45,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:15:45,847 INFO L225 Difference]: With dead ends: 607 [2020-10-14 06:15:45,847 INFO L226 Difference]: Without dead ends: 395 [2020-10-14 06:15:45,854 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:15:45,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2020-10-14 06:15:46,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 247. [2020-10-14 06:15:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-14 06:15:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 309 transitions. [2020-10-14 06:15:46,067 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 309 transitions. Word has length 127 [2020-10-14 06:15:46,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:15:46,068 INFO L479 AbstractCegarLoop]: Abstraction has 247 states and 309 transitions. [2020-10-14 06:15:46,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 06:15:46,068 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 309 transitions. [2020-10-14 06:15:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-14 06:15:46,072 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:15:46,072 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:15:46,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:15:46,073 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:15:46,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:15:46,073 INFO L82 PathProgramCache]: Analyzing trace with hash 853966030, now seen corresponding path program 1 times [2020-10-14 06:15:46,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:15:46,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392366216] [2020-10-14 06:15:46,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:15:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:46,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:46,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:46,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:47,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:47,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:51,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:51,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-14 06:15:51,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:15:51,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 06:15:51,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:51,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:15:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:15:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:15:51,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:52,333 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:15:52,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:15:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:52,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-14 06:15:52,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:52,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:52,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:15:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:15:52,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:15:52,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:15:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:52,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:52,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:15:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:15:52,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:15:52,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 384 [2020-10-14 06:15:52,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:52,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:52,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:52,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:52,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:15:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:52,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:52,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:52,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:52,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:15:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:15:52,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:15:52,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:52,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:52,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:52,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 06:15:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:52,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:52,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:52,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:15:52,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:52,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:15:52,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:52,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:15:52,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:52,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:15:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:15:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:15:53,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 06:15:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:15:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:15:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:15:53,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:15:53,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:15:53,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:15:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:15:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:15:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:15:53,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:15:53,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:15:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:15:53,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:15:53,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:15:53,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:15:53,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:15:53,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:15:53,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:15:53,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:15:53,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:15:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:15:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:15:53,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:15:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:15:53,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1392366216] [2020-10-14 06:15:53,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:15:53,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:15:53,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609899418] [2020-10-14 06:15:53,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:15:53,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:15:53,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:15:53,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:15:53,135 INFO L87 Difference]: Start difference. First operand 247 states and 309 transitions. Second operand 9 states. [2020-10-14 06:15:55,629 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:16:00,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:00,886 INFO L93 Difference]: Finished difference Result 550 states and 720 transitions. [2020-10-14 06:16:00,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 06:16:00,886 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 128 [2020-10-14 06:16:00,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:00,896 INFO L225 Difference]: With dead ends: 550 [2020-10-14 06:16:00,896 INFO L226 Difference]: Without dead ends: 398 [2020-10-14 06:16:00,899 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-14 06:16:00,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2020-10-14 06:16:01,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 249. [2020-10-14 06:16:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2020-10-14 06:16:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 311 transitions. [2020-10-14 06:16:01,018 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 311 transitions. Word has length 128 [2020-10-14 06:16:01,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:01,018 INFO L479 AbstractCegarLoop]: Abstraction has 249 states and 311 transitions. [2020-10-14 06:16:01,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 311 transitions. [2020-10-14 06:16:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-14 06:16:01,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:01,022 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:01,022 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:16:01,022 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:01,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:01,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1532370260, now seen corresponding path program 1 times [2020-10-14 06:16:01,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:01,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1262400310] [2020-10-14 06:16:01,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:01,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:01,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:01,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:02,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:02,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:06,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:06,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-14 06:16:06,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:16:06,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-14 06:16:06,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:06,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:06,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:16:06,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:06,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:16:06,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,421 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:16:07,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:07,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 06:16:07,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:07,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:07,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:07,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:07,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:07,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 256 [2020-10-14 06:16:07,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:07,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:07,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:07,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:07,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 06:16:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:07,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:16:07,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:07,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 06:16:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:07,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 06:16:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:07,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:07,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:07,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:16:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:07,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 06:16:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:07,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:16:07,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:07,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:07,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:16:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:07,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:07,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:07,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:07,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:16:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:07,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:07,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:07,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:07,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:07,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:07,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:07,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:07,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:07,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:07,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:07,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:08,035 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:08,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1262400310] [2020-10-14 06:16:08,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:16:08,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 06:16:08,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635838522] [2020-10-14 06:16:08,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 06:16:08,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:08,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 06:16:08,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 06:16:08,043 INFO L87 Difference]: Start difference. First operand 249 states and 311 transitions. Second operand 10 states. [2020-10-14 06:16:10,315 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:16:11,443 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:16:17,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:17,205 INFO L93 Difference]: Finished difference Result 585 states and 782 transitions. [2020-10-14 06:16:17,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 06:16:17,206 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2020-10-14 06:16:17,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:17,212 INFO L225 Difference]: With dead ends: 585 [2020-10-14 06:16:17,212 INFO L226 Difference]: Without dead ends: 433 [2020-10-14 06:16:17,213 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2020-10-14 06:16:17,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2020-10-14 06:16:17,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 278. [2020-10-14 06:16:17,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-10-14 06:16:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 364 transitions. [2020-10-14 06:16:17,341 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 364 transitions. Word has length 133 [2020-10-14 06:16:17,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:17,341 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 364 transitions. [2020-10-14 06:16:17,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 06:16:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 364 transitions. [2020-10-14 06:16:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 06:16:17,344 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:17,344 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:17,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:16:17,345 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:17,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:17,345 INFO L82 PathProgramCache]: Analyzing trace with hash 206823566, now seen corresponding path program 2 times [2020-10-14 06:16:17,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:17,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [12563789] [2020-10-14 06:16:17,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:17,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:17,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:20,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:20,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:22,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:22,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 06:16:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:16:22,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,007 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:16:24,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:24,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 06:16:24,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:24,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:24,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:24,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:24,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:16:24,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:24,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:24,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 280 [2020-10-14 06:16:24,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:24,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:24,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:16:24,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 06:16:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:24,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:16:24,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:24,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 06:16:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:24,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:16:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:24,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:16:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 06:16:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:24,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:24,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:24,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:24,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:24,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:16:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:24,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:24,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 06:16:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:24,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:24,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:24,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:24,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:24,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:24,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:24,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:24,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:24,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [12563789] [2020-10-14 06:16:24,699 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:24,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:24,699 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850369096] [2020-10-14 06:16:24,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:24,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:24,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:24,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:24,703 INFO L87 Difference]: Start difference. First operand 278 states and 364 transitions. Second operand 9 states. [2020-10-14 06:16:26,806 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:16:32,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:32,262 INFO L93 Difference]: Finished difference Result 689 states and 965 transitions. [2020-10-14 06:16:32,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:32,269 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2020-10-14 06:16:32,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:32,274 INFO L225 Difference]: With dead ends: 689 [2020-10-14 06:16:32,274 INFO L226 Difference]: Without dead ends: 490 [2020-10-14 06:16:32,275 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:32,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-10-14 06:16:32,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 308. [2020-10-14 06:16:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-10-14 06:16:32,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 417 transitions. [2020-10-14 06:16:32,455 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 417 transitions. Word has length 138 [2020-10-14 06:16:32,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:32,456 INFO L479 AbstractCegarLoop]: Abstraction has 308 states and 417 transitions. [2020-10-14 06:16:32,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 417 transitions. [2020-10-14 06:16:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:16:32,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:32,458 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:32,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 06:16:32,458 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:32,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:32,459 INFO L82 PathProgramCache]: Analyzing trace with hash -502535808, now seen corresponding path program 1 times [2020-10-14 06:16:32,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:32,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [294309097] [2020-10-14 06:16:32,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:32,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:32,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:32,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:32,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:32,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:34,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:35,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:37,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:37,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 06:16:37,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:16:37,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:16:37,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:37,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-14 06:16:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:16:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,659 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:16:38,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:38,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:38,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:38,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-14 06:16:38,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:38,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:16:38,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:16:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:16:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:38,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:16:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:16:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:38,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:38,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:38,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:38,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 06:16:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:39,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:39,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:39,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:39,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:39,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:39,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:39,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:39,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:39,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:39,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:39,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:39,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:39,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:39,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:39,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:39,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:39,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:16:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:39,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:39,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:39,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:39,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:39,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:39,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:39,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:39,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:39,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-14 06:16:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:39,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:39,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:39,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:39,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:39,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [294309097] [2020-10-14 06:16:39,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:39,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:39,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827322068] [2020-10-14 06:16:39,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:39,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:39,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:39,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:39,058 INFO L87 Difference]: Start difference. First operand 308 states and 417 transitions. Second operand 9 states. [2020-10-14 06:16:40,989 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 509 [2020-10-14 06:16:45,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:45,889 INFO L93 Difference]: Finished difference Result 803 states and 1176 transitions. [2020-10-14 06:16:45,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:45,890 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-14 06:16:45,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:45,896 INFO L225 Difference]: With dead ends: 803 [2020-10-14 06:16:45,896 INFO L226 Difference]: Without dead ends: 576 [2020-10-14 06:16:45,898 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:45,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2020-10-14 06:16:46,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 332. [2020-10-14 06:16:46,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2020-10-14 06:16:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 463 transitions. [2020-10-14 06:16:46,096 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 463 transitions. Word has length 140 [2020-10-14 06:16:46,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:46,097 INFO L479 AbstractCegarLoop]: Abstraction has 332 states and 463 transitions. [2020-10-14 06:16:46,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 463 transitions. [2020-10-14 06:16:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:16:46,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:46,099 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:46,100 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 06:16:46,100 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:46,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:46,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1763103245, now seen corresponding path program 1 times [2020-10-14 06:16:46,100 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:46,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084937592] [2020-10-14 06:16:46,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:46,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:47,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:48,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:51,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:51,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:16:51,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,329 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:16:52,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:16:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:52,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 06:16:52,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:52,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:52,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:16:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:16:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:52,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:16:52,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:16:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:16:52,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:16:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:16:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:16:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:16:52,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:16:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:16:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:16:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:52,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:16:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 06:16:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:16:52,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:16:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:16:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:16:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:16:52,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:16:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-14 06:16:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:16:52,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:16:52,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:16:52,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:16:52,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:16:52,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:16:52,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:16:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:16:52,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084937592] [2020-10-14 06:16:52,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:16:52,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:16:52,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887816584] [2020-10-14 06:16:52,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:16:52,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:16:52,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:16:52,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:16:52,796 INFO L87 Difference]: Start difference. First operand 332 states and 463 transitions. Second operand 9 states. [2020-10-14 06:16:54,758 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:16:59,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:16:59,587 INFO L93 Difference]: Finished difference Result 784 states and 1153 transitions. [2020-10-14 06:16:59,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:16:59,593 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-14 06:16:59,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:16:59,597 INFO L225 Difference]: With dead ends: 784 [2020-10-14 06:16:59,597 INFO L226 Difference]: Without dead ends: 632 [2020-10-14 06:16:59,598 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:16:59,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-10-14 06:16:59,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 391. [2020-10-14 06:16:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2020-10-14 06:16:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 564 transitions. [2020-10-14 06:16:59,766 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 564 transitions. Word has length 140 [2020-10-14 06:16:59,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:16:59,767 INFO L479 AbstractCegarLoop]: Abstraction has 391 states and 564 transitions. [2020-10-14 06:16:59,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:16:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 564 transitions. [2020-10-14 06:16:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 06:16:59,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:16:59,770 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:16:59,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 06:16:59,770 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:16:59,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:16:59,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1104060892, now seen corresponding path program 2 times [2020-10-14 06:16:59,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:16:59,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2048500062] [2020-10-14 06:16:59,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:16:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:16:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:59,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:16:59,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:00,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:04,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:04,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:17:04,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:05,989 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:17:05,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:06,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:06,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:06,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:06,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 06:17:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 06:17:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:06,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:17:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:06,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 06:17:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 06:17:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:17:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:06,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:06,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-14 06:17:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:06,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:06,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:06,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:06,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:06,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:06,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-14 06:17:06,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2048500062] [2020-10-14 06:17:06,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:06,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:06,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989243002] [2020-10-14 06:17:06,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:06,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:06,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:06,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:06,407 INFO L87 Difference]: Start difference. First operand 391 states and 564 transitions. Second operand 9 states. [2020-10-14 06:17:08,465 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:17:14,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:14,262 INFO L93 Difference]: Finished difference Result 1170 states and 1841 transitions. [2020-10-14 06:17:14,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:17:14,263 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2020-10-14 06:17:14,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:14,269 INFO L225 Difference]: With dead ends: 1170 [2020-10-14 06:17:14,269 INFO L226 Difference]: Without dead ends: 840 [2020-10-14 06:17:14,271 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:17:14,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2020-10-14 06:17:14,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 495. [2020-10-14 06:17:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2020-10-14 06:17:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 746 transitions. [2020-10-14 06:17:14,547 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 746 transitions. Word has length 140 [2020-10-14 06:17:14,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:14,547 INFO L479 AbstractCegarLoop]: Abstraction has 495 states and 746 transitions. [2020-10-14 06:17:14,547 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:17:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 746 transitions. [2020-10-14 06:17:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-14 06:17:14,550 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:14,550 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:14,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 06:17:14,551 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:14,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:14,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1230777837, now seen corresponding path program 1 times [2020-10-14 06:17:14,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:14,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [550830336] [2020-10-14 06:17:14,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:14,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:14,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:19,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 06:17:19,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:20,762 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:17:20,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:20,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:20,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:20,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:20,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:20,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:20,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:20,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:20,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:20,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:20,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:20,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:20,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:20,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:20,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:20,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:20,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:20,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:20,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:20,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:20,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:20,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:20,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:20,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:20,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:20,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:20,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:20,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:20,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:20,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:20,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:20,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:21,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:17:21,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:21,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:21,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 06:17:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:21,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:21,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 06:17:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:17:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:21,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:17:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:17:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:21,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-14 06:17:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:21,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 06:17:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:21,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:21,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:21,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:21,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:21,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:21,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [550830336] [2020-10-14 06:17:21,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 06:17:21,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 06:17:21,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121056554] [2020-10-14 06:17:21,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:17:21,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:21,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:17:21,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:17:21,182 INFO L87 Difference]: Start difference. First operand 495 states and 746 transitions. Second operand 11 states. [2020-10-14 06:17:23,479 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:17:24,607 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:17:25,866 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:17:32,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:32,594 INFO L93 Difference]: Finished difference Result 1296 states and 2063 transitions. [2020-10-14 06:17:32,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 06:17:32,595 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-14 06:17:32,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:32,601 INFO L225 Difference]: With dead ends: 1296 [2020-10-14 06:17:32,601 INFO L226 Difference]: Without dead ends: 1144 [2020-10-14 06:17:32,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-14 06:17:32,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2020-10-14 06:17:32,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 662. [2020-10-14 06:17:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-14 06:17:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1037 transitions. [2020-10-14 06:17:32,937 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1037 transitions. Word has length 141 [2020-10-14 06:17:32,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:32,938 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 1037 transitions. [2020-10-14 06:17:32,938 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:17:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1037 transitions. [2020-10-14 06:17:32,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-14 06:17:32,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:32,941 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:32,941 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 06:17:32,942 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:32,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:32,942 INFO L82 PathProgramCache]: Analyzing trace with hash -775503051, now seen corresponding path program 1 times [2020-10-14 06:17:32,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:32,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211261649] [2020-10-14 06:17:32,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:32,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:33,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:34,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:34,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:37,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 06:17:37,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,090 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:17:39,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:39,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:39,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:39,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:39,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:39,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-14 06:17:39,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:39,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:39,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:39,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 06:17:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 06:17:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:39,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:17:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 06:17:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:39,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 06:17:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:39,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 06:17:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:39,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 06:17:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:39,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:39,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:39,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:39,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1211261649] [2020-10-14 06:17:39,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:39,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:39,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583361152] [2020-10-14 06:17:39,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:39,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:39,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:39,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:39,532 INFO L87 Difference]: Start difference. First operand 662 states and 1037 transitions. Second operand 9 states. [2020-10-14 06:17:41,465 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:17:46,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:17:46,960 INFO L93 Difference]: Finished difference Result 1971 states and 3260 transitions. [2020-10-14 06:17:46,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:17:46,961 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 142 [2020-10-14 06:17:46,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:17:46,970 INFO L225 Difference]: With dead ends: 1971 [2020-10-14 06:17:46,970 INFO L226 Difference]: Without dead ends: 1614 [2020-10-14 06:17:46,972 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:17:46,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2020-10-14 06:17:47,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 933. [2020-10-14 06:17:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2020-10-14 06:17:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1496 transitions. [2020-10-14 06:17:47,633 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1496 transitions. Word has length 142 [2020-10-14 06:17:47,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:17:47,633 INFO L479 AbstractCegarLoop]: Abstraction has 933 states and 1496 transitions. [2020-10-14 06:17:47,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:17:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1496 transitions. [2020-10-14 06:17:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-14 06:17:47,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:17:47,638 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:17:47,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 06:17:47,638 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:17:47,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:17:47,638 INFO L82 PathProgramCache]: Analyzing trace with hash 995689676, now seen corresponding path program 1 times [2020-10-14 06:17:47,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:17:47,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909806664] [2020-10-14 06:17:47,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:17:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:47,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:47,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:48,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:52,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:52,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-14 06:17:52,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 06:17:52,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 06:17:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:53,901 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:17:53,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:17:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:53,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:53,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:53,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:53,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:53,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:53,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:53,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:53,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:53,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:53,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:53,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:53,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:17:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:53,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:53,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:53,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:53,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:53,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:17:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:53,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:53,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:53,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:53,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:53,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:53,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:53,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:53,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:53,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:53,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:53,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:17:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:53,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:53,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:17:54,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:54,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:54,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:17:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:17:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:17:54,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:17:54,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:54,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:17:54,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:17:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:17:54,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:17:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 06:17:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:54,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 06:17:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 06:17:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:54,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 06:17:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:17:54,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:17:54,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:17:54,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:17:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:54,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:17:54,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 06:17:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 06:17:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:17:54,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:17:54,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:17:54,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:17:54,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:17:54,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:17:54,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:17:54,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:17:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:17:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:17:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:17:54,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:17:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:17:54,309 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909806664] [2020-10-14 06:17:54,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:17:54,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:17:54,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632859198] [2020-10-14 06:17:54,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:17:54,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:17:54,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:17:54,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:17:54,311 INFO L87 Difference]: Start difference. First operand 933 states and 1496 transitions. Second operand 9 states. [2020-10-14 06:17:56,466 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:18:03,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:18:03,408 INFO L93 Difference]: Finished difference Result 3145 states and 5328 transitions. [2020-10-14 06:18:03,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:18:03,409 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 143 [2020-10-14 06:18:03,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:18:03,421 INFO L225 Difference]: With dead ends: 3145 [2020-10-14 06:18:03,421 INFO L226 Difference]: Without dead ends: 2497 [2020-10-14 06:18:03,425 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:18:03,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2497 states. [2020-10-14 06:18:04,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2497 to 1404. [2020-10-14 06:18:04,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1404 states. [2020-10-14 06:18:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 2291 transitions. [2020-10-14 06:18:04,714 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 2291 transitions. Word has length 143 [2020-10-14 06:18:04,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:18:04,714 INFO L479 AbstractCegarLoop]: Abstraction has 1404 states and 2291 transitions. [2020-10-14 06:18:04,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:18:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2291 transitions. [2020-10-14 06:18:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-14 06:18:04,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:18:04,720 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:18:04,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 06:18:04,720 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:18:04,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:18:04,720 INFO L82 PathProgramCache]: Analyzing trace with hash -56329293, now seen corresponding path program 1 times [2020-10-14 06:18:04,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:18:04,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [408834507] [2020-10-14 06:18:04,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:18:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:04,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:04,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:05,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:05,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:06,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:09,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:09,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-14 06:18:09,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 06:18:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:10,863 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:18:10,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:18:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:10,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:10,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:10,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:10,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:18:10,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:10,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:10,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:10,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:10,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:10,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:18:10,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:10,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:10,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:10,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:10,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:10,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:10,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:18:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:10,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:10,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:10,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:10,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:10,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:10,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:18:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:10,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:10,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:10,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:10,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:10,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:18:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:10,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:10,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:11,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:18:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:18:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 06:18:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:18:11,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 06:18:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 06:18:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 06:18:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:11,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 06:18:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:18:11,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:11,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:11,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 06:18:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:11,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-14 06:18:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:11,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:11,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:11,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:11,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:11,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:11,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:11,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:18:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:11,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:11,256 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:18:11,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [408834507] [2020-10-14 06:18:11,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:18:11,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:18:11,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110574426] [2020-10-14 06:18:11,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:18:11,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:18:11,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:18:11,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:18:11,257 INFO L87 Difference]: Start difference. First operand 1404 states and 2291 transitions. Second operand 9 states. [2020-10-14 06:18:13,142 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:18:20,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:18:20,992 INFO L93 Difference]: Finished difference Result 5291 states and 9092 transitions. [2020-10-14 06:18:20,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:18:20,994 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 144 [2020-10-14 06:18:20,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:18:21,025 INFO L225 Difference]: With dead ends: 5291 [2020-10-14 06:18:21,025 INFO L226 Difference]: Without dead ends: 4152 [2020-10-14 06:18:21,034 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:18:21,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4152 states. [2020-10-14 06:18:23,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4152 to 2263. [2020-10-14 06:18:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2263 states. [2020-10-14 06:18:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3734 transitions. [2020-10-14 06:18:23,358 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3734 transitions. Word has length 144 [2020-10-14 06:18:23,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:18:23,358 INFO L479 AbstractCegarLoop]: Abstraction has 2263 states and 3734 transitions. [2020-10-14 06:18:23,358 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:18:23,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3734 transitions. [2020-10-14 06:18:23,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-14 06:18:23,366 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:18:23,366 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:18:23,366 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 06:18:23,366 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:18:23,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:18:23,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1911392310, now seen corresponding path program 1 times [2020-10-14 06:18:23,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:18:23,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1563541136] [2020-10-14 06:18:23,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:18:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:23,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:23,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:24,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:28,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:28,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-14 06:18:28,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 06:18:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5590 [2020-10-14 06:18:28,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:28,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:18:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:18:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 06:18:28,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,107 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:18:30,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:18:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:18:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:18:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:18:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:30,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:18:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:18:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 06:18:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:18:30,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 06:18:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:30,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 06:18:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 06:18:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:30,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 06:18:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:18:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-14 06:18:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 06:18:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:30,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:30,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:18:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:30,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:18:30,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1563541136] [2020-10-14 06:18:30,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:18:30,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:18:30,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211535835] [2020-10-14 06:18:30,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:18:30,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:18:30,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:18:30,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:18:30,496 INFO L87 Difference]: Start difference. First operand 2263 states and 3734 transitions. Second operand 9 states. [2020-10-14 06:18:32,376 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:18:42,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:18:42,484 INFO L93 Difference]: Finished difference Result 9333 states and 16128 transitions. [2020-10-14 06:18:42,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:18:42,491 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2020-10-14 06:18:42,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:18:42,531 INFO L225 Difference]: With dead ends: 9333 [2020-10-14 06:18:42,532 INFO L226 Difference]: Without dead ends: 7315 [2020-10-14 06:18:42,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:18:42,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2020-10-14 06:18:45,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 3878. [2020-10-14 06:18:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3878 states. [2020-10-14 06:18:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3878 states and 6425 transitions. [2020-10-14 06:18:45,641 INFO L78 Accepts]: Start accepts. Automaton has 3878 states and 6425 transitions. Word has length 145 [2020-10-14 06:18:45,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:18:45,642 INFO L479 AbstractCegarLoop]: Abstraction has 3878 states and 6425 transitions. [2020-10-14 06:18:45,642 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 06:18:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 6425 transitions. [2020-10-14 06:18:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-14 06:18:45,652 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:18:45,652 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:18:45,653 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 06:18:45,653 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:18:45,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:18:45,653 INFO L82 PathProgramCache]: Analyzing trace with hash 727811377, now seen corresponding path program 1 times [2020-10-14 06:18:45,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:18:45,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420475253] [2020-10-14 06:18:45,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:18:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:45,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:45,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:46,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:50,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:18:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 06:18:50,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:18:50,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:51,908 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 505 [2020-10-14 06:18:51,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:18:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:51,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:51,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:51,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:51,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:51,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:51,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:51,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:51,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:51,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:51,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:51,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:18:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:51,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:51,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:51,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:51,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:51,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:51,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:18:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:51,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:51,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:51,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:51,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:51,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:51,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:18:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:51,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:51,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 06:18:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:52,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 06:18:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 06:18:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 06:18:52,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:18:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:18:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 06:18:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 06:18:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 06:18:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:18:52,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 06:18:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:18:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:18:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:18:52,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 06:18:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 06:18:52,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-14 06:18:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:18:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:18:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:18:52,293 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-14 06:18:52,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420475253] [2020-10-14 06:18:52,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:18:52,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 06:18:52,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374541052] [2020-10-14 06:18:52,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 06:18:52,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:18:52,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 06:18:52,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-14 06:18:52,295 INFO L87 Difference]: Start difference. First operand 3878 states and 6425 transitions. Second operand 9 states. [2020-10-14 06:18:54,407 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 508 [2020-10-14 06:19:10,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:19:10,183 INFO L93 Difference]: Finished difference Result 16619 states and 28522 transitions. [2020-10-14 06:19:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 06:19:10,184 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-14 06:19:10,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:19:10,236 INFO L225 Difference]: With dead ends: 16619 [2020-10-14 06:19:10,236 INFO L226 Difference]: Without dead ends: 12966 [2020-10-14 06:19:10,252 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:19:10,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12966 states.