/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_spec0_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:35:11,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:35:11,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:35:11,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:35:11,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:35:11,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:35:11,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:35:11,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:35:11,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:35:11,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:35:11,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:35:11,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:35:11,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:35:11,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:35:11,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:35:11,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:35:11,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:35:11,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:35:11,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:35:11,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:35:11,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:35:11,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:35:11,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:35:11,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:35:11,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:35:11,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:35:11,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:35:11,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:35:11,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:35:11,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:35:11,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:35:11,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:35:11,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:35:11,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:35:11,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:35:11,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:35:11,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:35:11,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:35:11,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:35:11,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:35:11,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:35:11,728 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 02:35:11,776 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:35:11,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:35:11,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:35:11,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:35:11,780 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:35:11,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:35:11,780 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:35:11,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:35:11,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:35:11,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:35:11,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:35:11,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:35:11,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:35:11,783 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:35:11,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:35:11,783 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:35:11,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:35:11,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:35:11,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:35:11,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:35:11,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:35:11,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:35:11,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:35:11,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:35:11,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:35:11,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:35:11,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:35:11,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:35:11,785 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:35:11,786 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:35:12,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:35:12,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:35:12,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:35:12,211 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:35:12,211 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:35:12,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product38.cil.c [2020-10-27 02:35:12,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb4216ccf/24763cd31281465da5be104c94148f4c/FLAG377daf4d6 [2020-10-27 02:35:13,101 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:35:13,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product38.cil.c [2020-10-27 02:35:13,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb4216ccf/24763cd31281465da5be104c94148f4c/FLAG377daf4d6 [2020-10-27 02:35:13,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb4216ccf/24763cd31281465da5be104c94148f4c [2020-10-27 02:35:13,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:35:13,318 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:35:13,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:35:13,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:35:13,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:35:13,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:35:13" (1/1) ... [2020-10-27 02:35:13,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35309076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:13, skipping insertion in model container [2020-10-27 02:35:13,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:35:13" (1/1) ... [2020-10-27 02:35:13,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:35:13,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:35:14,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:35:14,078 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:35:14,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:35:14,449 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:35:14,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14 WrapperNode [2020-10-27 02:35:14,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:35:14,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:35:14,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:35:14,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:35:14,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (1/1) ... [2020-10-27 02:35:14,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:35:14,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:35:14,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:35:14,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:35:14,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (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 02:35:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:35:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:35:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:35:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 02:35:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 02:35:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 02:35:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 02:35:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:35:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 02:35:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:35:14,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 02:35:14,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 02:35:14,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 02:35:14,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 02:35:14,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:35:14,706 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 02:35:14,707 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 02:35:14,708 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 02:35:14,709 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 02:35:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 02:35:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 02:35:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:35:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 02:35:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:35:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 02:35:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:35:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 02:35:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:35:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:35:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 02:35:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 02:35:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 02:35:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 02:35:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 02:35:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:35:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:35:17,404 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:35:17,405 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 02:35:17,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:35:17 BoogieIcfgContainer [2020-10-27 02:35:17,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:35:17,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:35:17,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:35:17,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:35:17,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:35:13" (1/3) ... [2020-10-27 02:35:17,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174ce624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:35:17, skipping insertion in model container [2020-10-27 02:35:17,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:35:14" (2/3) ... [2020-10-27 02:35:17,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174ce624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:35:17, skipping insertion in model container [2020-10-27 02:35:17,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:35:17" (3/3) ... [2020-10-27 02:35:17,417 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product38.cil.c [2020-10-27 02:35:17,429 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:35:17,435 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:35:17,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:35:17,521 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:35:17,521 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:35:17,521 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:35:17,521 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:35:17,522 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:35:17,522 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:35:17,522 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:35:17,522 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:35:17,567 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states. [2020-10-27 02:35:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-27 02:35:17,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:35:17,609 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, 1, 1] [2020-10-27 02:35:17,609 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 02:35:17,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:35:17,618 INFO L82 PathProgramCache]: Analyzing trace with hash -251014028, now seen corresponding path program 1 times [2020-10-27 02:35:17,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:35:17,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085235847] [2020-10-27 02:35:17,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:35:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:18,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:18,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:18,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:19,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:23,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:23,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-27 02:35:23,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:35:23,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 02:35:23,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:23,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:35:23,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:35:23,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:35:23,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:35:27,140 WARN L193 SmtUtils]: Spent 3.81 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:35:27,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:35:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:27,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:27,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:35:27,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:27,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 02:35:27,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:27,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:35:27,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:35:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:27,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:27,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:35:27,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:27,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:35:27,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:27,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:27,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:27,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:35:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:27,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:27,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:35:27,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:27,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:27,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:27,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:27,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:27,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:27,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:27,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:35:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:27,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:27,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:35:27,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:27,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:27,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:27,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:27,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:35:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:27,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:27,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:28,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:35:32,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:35:32,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:35:32,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:35:32,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:32,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:35:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:32,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:35:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:35:32,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:35:32,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 02:35:32,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:35:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:35:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:35:32,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:35:32,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 02:35:32,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:35:32,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:35:32,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:35:32,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:35:32,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:35:32,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:35:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:35:32,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:35:32,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:35:32,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 02:35:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:35:32,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:35:32,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:35:32,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:35:32,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:35:32,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:35:32,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:32,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:35:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:32,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:32,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:32,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:32,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:32,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:32,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 02:35:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:35:33,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:35:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:33,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:35:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:35:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 02:35:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:35:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 02:35:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:35:33,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:35:33,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:35:33,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:35:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:35:33,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:35:33,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 02:35:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 02:35:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:35:33,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 02:35:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:35:33,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:35:33,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:35:33,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:35:33,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:35:33,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:35:33,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:35:33,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:35:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:35:33,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:35:33,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:35:33,289 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 02:35:33,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085235847] [2020-10-27 02:35:33,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:35:33,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 02:35:33,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15094294] [2020-10-27 02:35:33,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 02:35:33,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:35:33,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 02:35:33,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 02:35:33,314 INFO L87 Difference]: Start difference. First operand 483 states. Second operand 17 states. [2020-10-27 02:35:39,827 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:35:44,961 WARN L193 SmtUtils]: Spent 3.90 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:35:49,037 WARN L193 SmtUtils]: Spent 3.99 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:35:53,141 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:35:57,199 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:36:31,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:36:31,027 INFO L93 Difference]: Finished difference Result 1292 states and 1975 transitions. [2020-10-27 02:36:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 02:36:31,029 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 167 [2020-10-27 02:36:31,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:36:31,060 INFO L225 Difference]: With dead ends: 1292 [2020-10-27 02:36:31,060 INFO L226 Difference]: Without dead ends: 778 [2020-10-27 02:36:31,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 26.2s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 02:36:31,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2020-10-27 02:36:31,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 465. [2020-10-27 02:36:31,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2020-10-27 02:36:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 632 transitions. [2020-10-27 02:36:31,430 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 632 transitions. Word has length 167 [2020-10-27 02:36:31,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:36:31,430 INFO L481 AbstractCegarLoop]: Abstraction has 465 states and 632 transitions. [2020-10-27 02:36:31,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 02:36:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 632 transitions. [2020-10-27 02:36:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-27 02:36:31,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:36:31,436 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, 1, 1] [2020-10-27 02:36:31,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:36:31,437 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 02:36:31,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:36:31,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1431522705, now seen corresponding path program 1 times [2020-10-27 02:36:31,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:36:31,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [415163638] [2020-10-27 02:36:31,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:36:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:31,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:31,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:31,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:31,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:31,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:36,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:36,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-27 02:36:36,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:36:36,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 02:36:36,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:36:36,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:36:36,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:40,398 WARN L193 SmtUtils]: Spent 3.80 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:36:40,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:36:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:40,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:40,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:40,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:40,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:40,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:40,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:40,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:40,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:40,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:36:40,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:40,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:40,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:36:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:40,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:40,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:36:40,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:40,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:36:40,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:40,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:40,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:40,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:40,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:40,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:36:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:40,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:40,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:40,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:40,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:36:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:40,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:40,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 02:36:45,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:36:45,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:36:45,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:45,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:36:45,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 02:36:45,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:45,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:45,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:36:45,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:45,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:45,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:45,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:45,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:45,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:36:45,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:45,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:45,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:45,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:45,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:45,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:45,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:45,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:45,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:45,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:36:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:45,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:45,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:45,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:45,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:45,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:45,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:36:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:45,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:45,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:45,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 02:36:45,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:36:45,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-27 02:36:45,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:36:45,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:36:45,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 02:36:45,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:36:46,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:36:46,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:46,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:36:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:36:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:36:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:46,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:36:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:36:46,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 02:36:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:36:46,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:36:46,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 02:36:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:36:46,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:46,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:36:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 02:36:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:36:46,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:36:46,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 02:36:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:36:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:36:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 02:36:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:36:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 02:36:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 02:36:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:36:46,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:36:46,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:36:46,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:36:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:46,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:36:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 02:36:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 02:36:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:36:46,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:36:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-27 02:36:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:36:46,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:36:46,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:36:46,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:36:46,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:36:46,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:36:46,502 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 02:36:46,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [415163638] [2020-10-27 02:36:46,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:36:46,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 02:36:46,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738607139] [2020-10-27 02:36:46,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 02:36:46,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:36:46,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 02:36:46,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 02:36:46,508 INFO L87 Difference]: Start difference. First operand 465 states and 632 transitions. Second operand 15 states. [2020-10-27 02:36:51,482 WARN L193 SmtUtils]: Spent 3.92 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:36:56,507 WARN L193 SmtUtils]: Spent 3.96 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:37:01,298 WARN L193 SmtUtils]: Spent 3.96 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:37:35,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:37:35,234 INFO L93 Difference]: Finished difference Result 1196 states and 1775 transitions. [2020-10-27 02:37:35,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 02:37:35,235 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 169 [2020-10-27 02:37:35,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:37:35,245 INFO L225 Difference]: With dead ends: 1196 [2020-10-27 02:37:35,245 INFO L226 Difference]: Without dead ends: 780 [2020-10-27 02:37:35,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 17.1s TimeCoverageRelationStatistics Valid=258, Invalid=798, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 02:37:35,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-10-27 02:37:35,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 467. [2020-10-27 02:37:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2020-10-27 02:37:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 635 transitions. [2020-10-27 02:37:35,515 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 635 transitions. Word has length 169 [2020-10-27 02:37:35,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:37:35,515 INFO L481 AbstractCegarLoop]: Abstraction has 467 states and 635 transitions. [2020-10-27 02:37:35,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 02:37:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 635 transitions. [2020-10-27 02:37:35,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-27 02:37:35,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:37:35,519 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, 1, 1] [2020-10-27 02:37:35,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:37:35,520 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 02:37:35,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:37:35,520 INFO L82 PathProgramCache]: Analyzing trace with hash -743940525, now seen corresponding path program 1 times [2020-10-27 02:37:35,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:37:35,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [234693487] [2020-10-27 02:37:35,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:37:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:35,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:35,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:35,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:35,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:38,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:40,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:40,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:40,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:40,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-27 02:37:40,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:37:40,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5085 [2020-10-27 02:37:40,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:40,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 02:37:40,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 02:37:40,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-10-27 02:37:40,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:44,892 WARN L193 SmtUtils]: Spent 3.91 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 02:37:44,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:37:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:44,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:44,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:44,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:44,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:44,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 02:37:44,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:44,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:44,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:44,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:44,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:44,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:44,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:44,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:44,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:44,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:44,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:44,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:37:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:44,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:44,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:44,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:44,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:44,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:44,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:37:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:44,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:44,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:44,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:44,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:44,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:44,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:44,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:44,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:44,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:44,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:45,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:37:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:45,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:45,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:45,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:45,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:46,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 02:37:50,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:37:50,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:37:50,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:50,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:50,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:50,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:37:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:50,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:50,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:37:50,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:37:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 02:37:50,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:37:50,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 02:37:50,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:37:50,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:37:50,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:37:50,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:50,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:37:50,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:50,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:37:50,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 02:37:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:37:50,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:37:50,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:37:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 02:37:50,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 02:37:50,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 02:37:50,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:50,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:37:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:50,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:37:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:50,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:50,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:37:50,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:50,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 02:37:50,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:37:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:37:51,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:37:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:37:51,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 02:37:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:37:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 02:37:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:51,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:37:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:37:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 02:37:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:37:51,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:37:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:51,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:51,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:51,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:37:51,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:51,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 02:37:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:37:51,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 02:37:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:37:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:51,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-27 02:37:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:37:51,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:37:51,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:37:51,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:37:51,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:37:51,602 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-27 02:37:51,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [234693487] [2020-10-27 02:37:51,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:37:51,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-27 02:37:51,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230625328] [2020-10-27 02:37:51,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-27 02:37:51,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:37:51,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-27 02:37:51,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=857, Unknown=0, NotChecked=0, Total=930 [2020-10-27 02:37:51,605 INFO L87 Difference]: Start difference. First operand 467 states and 635 transitions. Second operand 31 states. [2020-10-27 02:37:58,474 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-27 02:38:04,293 WARN L193 SmtUtils]: Spent 3.95 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 02:38:08,448 WARN L193 SmtUtils]: Spent 3.99 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:38:12,663 WARN L193 SmtUtils]: Spent 3.99 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:38:16,874 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-27 02:38:20,996 WARN L193 SmtUtils]: Spent 4.01 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:38:25,144 WARN L193 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-27 02:38:29,786 WARN L193 SmtUtils]: Spent 3.91 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 02:38:34,607 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:38:40,422 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 02:38:44,641 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 02:38:49,036 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:38:55,492 WARN L193 SmtUtils]: Spent 3.95 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-27 02:39:03,392 WARN L193 SmtUtils]: Spent 3.96 s on a formula simplification that was a NOOP. DAG size: 556