/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SHALLOWEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:58:08,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:58:08,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:58:08,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:58:08,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:58:08,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:58:08,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:58:08,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:58:08,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:58:08,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:58:08,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:58:08,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:58:08,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:58:08,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:58:08,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:58:08,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:58:08,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:58:08,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:58:08,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:58:08,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:58:08,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:58:08,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:58:08,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:58:08,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:58:08,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:58:08,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:58:08,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:58:08,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:58:08,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:58:08,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:58:08,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:58:08,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:58:08,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:58:08,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:58:08,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:58:08,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:58:08,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:58:08,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:58:08,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:58:08,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:58:08,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:58:08,623 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 [2020-10-27 02:58:08,651 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:58:08,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:58:08,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:58:08,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:58:08,653 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:58:08,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:58:08,654 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:58:08,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:58:08,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:58:08,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:58:08,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:58:08,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:58:08,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:58:08,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:58:08,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:58:08,656 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:58:08,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:58:08,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:58:08,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:58:08,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:58:08,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:58:08,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:58:08,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:58:08,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:58:08,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:58:09,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:58:09,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:58:09,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:58:09,037 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:58:09,037 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:58:09,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product28.cil.c [2020-10-27 02:58:09,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eea35136f/2d367afb20974930bbbf05cd679bb462/FLAG779548ba3 [2020-10-27 02:58:09,972 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:58:09,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product28.cil.c [2020-10-27 02:58:10,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eea35136f/2d367afb20974930bbbf05cd679bb462/FLAG779548ba3 [2020-10-27 02:58:10,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eea35136f/2d367afb20974930bbbf05cd679bb462 [2020-10-27 02:58:10,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:58:10,124 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:58:10,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:58:10,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:58:10,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:58:10,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:58:10" (1/1) ... [2020-10-27 02:58:10,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429a99cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:10, skipping insertion in model container [2020-10-27 02:58:10,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:58:10" (1/1) ... [2020-10-27 02:58:10,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:58:10,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:58:10,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:58:10,975 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:58:11,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:58:11,207 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:58:11,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11 WrapperNode [2020-10-27 02:58:11,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:58:11,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:58:11,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:58:11,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:58:11,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (1/1) ... [2020-10-27 02:58:11,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:58:11,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:58:11,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:58:11,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:58:11,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (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 [2020-10-27 02:58:11,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:58:11,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:58:11,489 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:58:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 02:58:11,491 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:58:11,492 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:58:11,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:58:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:58:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:58:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:58:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 02:58:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:58:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:58:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 02:58:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:58:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:58:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:58:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:58:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:58:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:58:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:58:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:58:11,505 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:58:11,506 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:58:11,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:58:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:58:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 02:58:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:58:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:58:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 02:58:11,513 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:58:11,514 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:58:11,515 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:58:11,516 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:58:11,517 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2020-10-27 02:58:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:58:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 02:58:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:58:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:58:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:58:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:58:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:58:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:58:13,593 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:58:13,593 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:58:13,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:58:13 BoogieIcfgContainer [2020-10-27 02:58:13,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:58:13,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:58:13,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:58:13,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:58:13,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:58:10" (1/3) ... [2020-10-27 02:58:13,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd8d8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:58:13, skipping insertion in model container [2020-10-27 02:58:13,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:58:11" (2/3) ... [2020-10-27 02:58:13,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fd8d8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:58:13, skipping insertion in model container [2020-10-27 02:58:13,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:58:13" (3/3) ... [2020-10-27 02:58:13,605 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec4_product28.cil.c [2020-10-27 02:58:13,616 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:58:13,650 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:58:13,663 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:58:13,705 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:58:13,706 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:58:13,707 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:58:13,710 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:58:13,710 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:58:13,711 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:58:13,711 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:58:13,711 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:58:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states. [2020-10-27 02:58:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 02:58:13,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:58:13,792 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:58:13,792 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:58:13,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:58:13,808 INFO L82 PathProgramCache]: Analyzing trace with hash -972957345, now seen corresponding path program 1 times [2020-10-27 02:58:13,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:58:13,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1702835981] [2020-10-27 02:58:13,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:58:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:14,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:14,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:14,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:15,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:18,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:19,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:19,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-27 02:58:19,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:58:19,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 02:58:19,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:19,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:58:19,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:58:19,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:58:19,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:58:21,496 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:58:21,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:58:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:21,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:58:21,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:21,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 02:58:21,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:21,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:21,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:21,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:21,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:21,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:58:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:21,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:58:21,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:21,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:21,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:58:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:21,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:58:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:21,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:58:21,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:21,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:21,798 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-27 02:58:21,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:58:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:21,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:21,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:22,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:58:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:58:26,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:58:26,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:26,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:26,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:26,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:26,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:26,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:26,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:58:26,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:26,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:58:26,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:26,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:26,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:26,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:26,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:26,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:26,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:26,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:26,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:26,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:26,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:26,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:26,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:58:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:26,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:26,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:26,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:26,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:26,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:26,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:26,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:26,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:26,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:26,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:58:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:26,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:26,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:58:27,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:58:27,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 02:58:27,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:58:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:58:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:58:27,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:58:27,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 02:58:27,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:58:27,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:58:27,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:58:27,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:58:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:58:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 02:58:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:58:27,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:58:27,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:58:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:58:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:58:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:58:27,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:58:27,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:58:27,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:58:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:58:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:58:27,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:58:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 02:58:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 02:58:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:58:27,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:58:27,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 02:58:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 02:58:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 02:58:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 02:58:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:58:27,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:58:27,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:58:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:58:27,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:58:27,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:58:27,680 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:58:27,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1702835981] [2020-10-27 02:58:27,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:58:27,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 02:58:27,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907409211] [2020-10-27 02:58:27,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 02:58:27,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:58:27,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 02:58:27,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 02:58:27,705 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 18 states. [2020-10-27 02:58:31,629 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 02:58:34,652 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 02:58:36,797 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 02:58:39,012 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 02:58:41,198 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 02:59:03,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:59:03,310 INFO L93 Difference]: Finished difference Result 1398 states and 2078 transitions. [2020-10-27 02:59:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-10-27 02:59:03,320 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 165 [2020-10-27 02:59:03,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:59:03,345 INFO L225 Difference]: With dead ends: 1398 [2020-10-27 02:59:03,346 INFO L226 Difference]: Without dead ends: 804 [2020-10-27 02:59:03,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1950 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=1158, Invalid=4694, Unknown=0, NotChecked=0, Total=5852 [2020-10-27 02:59:03,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-27 02:59:03,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 473. [2020-10-27 02:59:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2020-10-27 02:59:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 630 transitions. [2020-10-27 02:59:03,758 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 630 transitions. Word has length 165 [2020-10-27 02:59:03,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:59:03,760 INFO L481 AbstractCegarLoop]: Abstraction has 473 states and 630 transitions. [2020-10-27 02:59:03,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 02:59:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 630 transitions. [2020-10-27 02:59:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 02:59:03,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:59:03,769 INFO L422 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:59:03,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:59:03,770 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:59:03,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:59:03,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1845813697, now seen corresponding path program 1 times [2020-10-27 02:59:03,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:59:03,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1386829680] [2020-10-27 02:59:03,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:59:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:03,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:03,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:04,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:04,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:04,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:06,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:08,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:08,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-27 02:59:08,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:59:08,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 02:59:08,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:08,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:08,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:59:08,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:59:08,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:10,978 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:59:10,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:59:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:11,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:11,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:11,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:11,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:11,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:11,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:59:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:11,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:11,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:11,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:59:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:11,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:11,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:11,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:59:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:11,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:11,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 02:59:16,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:59:16,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:59:16,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:16,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:59:16,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:59:16,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:59:16,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:16,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:59:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:59:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:59:16,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:59:16,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-27 02:59:16,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:59:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:59:16,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:59:16,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:16,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:59:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:59:16,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:59:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:59:16,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:16,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:59:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:59:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:59:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:59:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:59:16,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:59:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 02:59:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:59:16,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:59:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:16,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 02:59:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:16,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 02:59:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:16,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 02:59:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:16,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:16,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:16,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:16,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:59:16,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1386829680] [2020-10-27 02:59:16,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:59:16,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 02:59:16,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803443715] [2020-10-27 02:59:16,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 02:59:16,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:59:16,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 02:59:16,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 02:59:16,832 INFO L87 Difference]: Start difference. First operand 473 states and 630 transitions. Second operand 16 states. [2020-10-27 02:59:20,939 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-27 02:59:23,435 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 02:59:25,563 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 02:59:28,130 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 02:59:45,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:59:45,407 INFO L93 Difference]: Finished difference Result 1230 states and 1753 transitions. [2020-10-27 02:59:45,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 02:59:45,410 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 167 [2020-10-27 02:59:45,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:59:45,418 INFO L225 Difference]: With dead ends: 1230 [2020-10-27 02:59:45,418 INFO L226 Difference]: Without dead ends: 806 [2020-10-27 02:59:45,423 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=457, Invalid=1523, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 02:59:45,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-10-27 02:59:45,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 475. [2020-10-27 02:59:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2020-10-27 02:59:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 633 transitions. [2020-10-27 02:59:45,668 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 633 transitions. Word has length 167 [2020-10-27 02:59:45,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:59:45,669 INFO L481 AbstractCegarLoop]: Abstraction has 475 states and 633 transitions. [2020-10-27 02:59:45,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 02:59:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 633 transitions. [2020-10-27 02:59:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-27 02:59:45,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:59:45,672 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:59:45,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:59:45,673 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:59:45,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:59:45,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1318627014, now seen corresponding path program 1 times [2020-10-27 02:59:45,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:59:45,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1042890226] [2020-10-27 02:59:45,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:59:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:45,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:45,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:46,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:46,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:46,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:50,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:50,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 02:59:50,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:59:50,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 02:59:50,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 02:59:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:59:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-27 02:59:50,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:53,105 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 02:59:53,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:59:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:53,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:53,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:59:53,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:53,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:53,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:53,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:59:53,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:53,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:59:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:53,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:53,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:59:53,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:53,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:59:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:53,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:53,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:59:53,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:53,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:59:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:53,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:54,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 02:59:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:58,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:58,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:59:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:58,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:58,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:59:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:59:58,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:59:58,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-27 02:59:58,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:59:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:59:58,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:59:58,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:59:58,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:58,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:59:58,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:58,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:58,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:59:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:58,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 02:59:58,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:59:58,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:59:58,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:59:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:59:58,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:59:58,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:58,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:58,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:59:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:58,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:58,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:58,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:58,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:59:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:58,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:59:59,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:59:59,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:59:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:59:59,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:59,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:59:59,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:59:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:59:59,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:59:59,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:59:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:59:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:59:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:59,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 02:59:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:59,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:59:59,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:59:59,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:59:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:59:59,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:59:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:59:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:59,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:59:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:59,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 02:59:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 02:59:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:59:59,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:59:59,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:59:59,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:59:59,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:59:59,568 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 02:59:59,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1042890226] [2020-10-27 02:59:59,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:59:59,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-27 02:59:59,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141338655] [2020-10-27 02:59:59,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-27 02:59:59,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:59:59,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-27 02:59:59,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=798, Unknown=0, NotChecked=0, Total=870 [2020-10-27 02:59:59,571 INFO L87 Difference]: Start difference. First operand 475 states and 633 transitions. Second operand 30 states. [2020-10-27 03:00:04,013 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 03:00:07,278 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 03:00:12,273 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 573 DAG size of output: 571 [2020-10-27 03:00:16,770 WARN L193 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 575 DAG size of output: 573 [2020-10-27 03:00:21,142 WARN L193 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 571 DAG size of output: 569 [2020-10-27 03:00:25,981 WARN L193 SmtUtils]: Spent 4.21 s on a formula simplification. DAG size of input: 573 DAG size of output: 571 [2020-10-27 03:00:30,364 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 575 DAG size of output: 573 [2020-10-27 03:00:35,720 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-27 03:00:40,671 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-27 03:00:45,056 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-27 03:00:49,555 WARN L193 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-27 03:00:55,358 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-27 03:00:55,630 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-10-27 03:00:56,307 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-10-27 03:00:56,915 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-10-27 03:00:57,347 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-10-27 03:01:01,923 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 573 DAG size of output: 571 [2020-10-27 03:01:04,561 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 567 [2020-10-27 03:01:12,750 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 575 DAG size of output: 573 [2020-10-27 03:01:17,163 WARN L193 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 573 DAG size of output: 571 [2020-10-27 03:01:21,825 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-27 03:01:26,481 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-27 03:01:31,841 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-27 03:01:36,408 WARN L193 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-27 03:01:40,943 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-27 03:01:45,456 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 575 DAG size of output: 573 [2020-10-27 03:01:46,816 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-10-27 03:01:49,280 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-27 03:01:49,636 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-10-27 03:01:51,859 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 569 [2020-10-27 03:01:54,384 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-27 03:01:56,403 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53