/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=DEEPEST --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_spec8_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:48:29,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:48:29,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:48:29,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:48:29,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:48:29,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:48:29,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:48:29,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:48:29,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:48:29,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:48:29,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:48:29,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:48:29,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:48:29,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:48:29,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:48:29,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:48:29,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:48:29,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:48:29,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:48:29,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:48:29,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:48:29,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:48:29,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:48:29,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:48:29,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:48:29,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:48:29,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:48:29,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:48:29,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:48:29,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:48:29,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:48:29,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:48:29,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:48:29,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:48:29,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:48:29,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:48:29,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:48:29,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:48:29,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:48:29,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:48:29,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:48:29,496 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 21:48:29,559 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:48:29,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:48:29,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:48:29,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:48:29,564 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:48:29,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:48:29,564 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:48:29,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:48:29,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:48:29,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:48:29,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:48:29,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:48:29,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:48:29,567 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:48:29,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:48:29,567 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:48:29,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:48:29,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:48:29,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:48:29,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:48:29,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:48:29,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:48:29,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:48:29,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:48:29,570 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:48:29,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:48:30,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:48:30,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:48:30,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:48:30,012 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:48:30,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product22.cil.c [2020-10-27 21:48:30,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4de774287/0c45fab088bc4a77a13d9fb420170cba/FLAG7e2d575b9 [2020-10-27 21:48:30,936 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:48:30,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product22.cil.c [2020-10-27 21:48:30,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4de774287/0c45fab088bc4a77a13d9fb420170cba/FLAG7e2d575b9 [2020-10-27 21:48:31,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4de774287/0c45fab088bc4a77a13d9fb420170cba [2020-10-27 21:48:31,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:48:31,076 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:48:31,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:48:31,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:48:31,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:48:31,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:31" (1/1) ... [2020-10-27 21:48:31,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11161562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:31, skipping insertion in model container [2020-10-27 21:48:31,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:31" (1/1) ... [2020-10-27 21:48:31,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:48:31,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:48:31,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:48:31,836 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:48:31,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:48:32,089 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:48:32,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32 WrapperNode [2020-10-27 21:48:32,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:48:32,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:48:32,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:48:32,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:48:32,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (1/1) ... [2020-10-27 21:48:32,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:48:32,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:48:32,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:48:32,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:48:32,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (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 21:48:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:48:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:48:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:48:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:48:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:48:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:48:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:48:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:48:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:48:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:48:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:48:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:48:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:48:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:48:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:48:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:48:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:48:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 21:48:32,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:48:32,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:48:32,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:48:32,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:48:32,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:48:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:48:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2020-10-27 21:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 21:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:48:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:48:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:48:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:48:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:48:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:48:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:48:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 21:48:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:48:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:48:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:48:32,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:48:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:48:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:48:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:48:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:48:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:48:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:48:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:48:32,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:48:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:48:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:48:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:48:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:48:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:48:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:48:32,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:48:32,428 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:48:32,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:48:32,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:48:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:48:32,429 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:48:32,430 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:48:32,431 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:48:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:48:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:48:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:48:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:48:32,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:48:32,433 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:48:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:48:32,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:48:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:48:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:48:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:48:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:48:32,438 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:48:32,438 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:48:32,438 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:48:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:48:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:48:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:48:32,440 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:48:32,445 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:48:32,446 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:48:32,447 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:48:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:48:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:48:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:48:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:48:32,448 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:48:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:48:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:48:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:48:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:48:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 21:48:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:48:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:48:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:48:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:48:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:48:34,815 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:48:34,816 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:48:34,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:48:34 BoogieIcfgContainer [2020-10-27 21:48:34,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:48:34,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:48:34,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:48:34,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:48:34,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:48:31" (1/3) ... [2020-10-27 21:48:34,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406746e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:48:34, skipping insertion in model container [2020-10-27 21:48:34,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:32" (2/3) ... [2020-10-27 21:48:34,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406746e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:48:34, skipping insertion in model container [2020-10-27 21:48:34,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:48:34" (3/3) ... [2020-10-27 21:48:34,828 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product22.cil.c [2020-10-27 21:48:34,840 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:48:34,847 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:48:34,861 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:48:34,894 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:48:34,894 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:48:34,894 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:48:34,894 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:48:34,895 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:48:34,895 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:48:34,895 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:48:34,895 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:48:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states. [2020-10-27 21:48:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:48:34,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:48:34,948 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:48:34,948 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 21:48:34,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:48:34,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1631020271, now seen corresponding path program 1 times [2020-10-27 21:48:34,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:48:34,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1885891392] [2020-10-27 21:48:34,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:48:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:35,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:35,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:36,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:37,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:38,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:40,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:40,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:40,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 21:48:40,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:48:40,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5211 [2020-10-27 21:48:40,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:48:40,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:40,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:48:42,446 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:48:42,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:48:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:42,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:42,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:42,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:42,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:42,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:48:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:42,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:42,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:48:42,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:42,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:42,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:42,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:42,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:42,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:42,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:42,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:48:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:42,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:42,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:42,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:42,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:42,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:42,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:48:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:42,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:42,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:48:42,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:42,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:42,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:42,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:42,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:42,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:42,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:48:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:42,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:42,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:44,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:48:47,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:48:47,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 21:48:47,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:48:47,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:48:47,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:48:47,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:47,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:48:47,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:47,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:48:47,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:47,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:48:47,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:47,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:47,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:48:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:47,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:48:47,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:47,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:48:47,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:47,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:47,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:47,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:47,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:47,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:47,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:48:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:47,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:47,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:48,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:48:48,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-27 21:48:48,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:48:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:48:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:48:48,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:48,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 21:48:48,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:48:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:48:48,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:48:48,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:48:48,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:48:48,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:48:48,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:48:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:48:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:48:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:48:48,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:48:48,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:48:48,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:48,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:48,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:48:48,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:48:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:48:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:48,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:48:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:48:48,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:48,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:48:48,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:48:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:48,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:48:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:48:48,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:48,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:48:48,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:48:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:48,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:48,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:48,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:48,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:48,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:48,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:48,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:48:48,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1885891392] [2020-10-27 21:48:48,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:48:48,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:48:48,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223199951] [2020-10-27 21:48:48,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:48:48,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:48:48,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:48:48,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:48:48,665 INFO L87 Difference]: Start difference. First operand 516 states. Second operand 17 states. [2020-10-27 21:48:52,394 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:48:55,227 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-27 21:48:56,876 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:48:58,555 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:49:00,223 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:49:16,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:49:16,865 INFO L93 Difference]: Finished difference Result 1333 states and 1935 transitions. [2020-10-27 21:49:16,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 21:49:16,867 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 146 [2020-10-27 21:49:16,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:49:16,897 INFO L225 Difference]: With dead ends: 1333 [2020-10-27 21:49:16,897 INFO L226 Difference]: Without dead ends: 799 [2020-10-27 21:49:16,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 773 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 21:49:16,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2020-10-27 21:49:17,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 502. [2020-10-27 21:49:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-10-27 21:49:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 663 transitions. [2020-10-27 21:49:17,305 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 663 transitions. Word has length 146 [2020-10-27 21:49:17,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:49:17,306 INFO L481 AbstractCegarLoop]: Abstraction has 502 states and 663 transitions. [2020-10-27 21:49:17,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 21:49:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 663 transitions. [2020-10-27 21:49:17,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:49:17,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:49:17,316 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:49:17,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:49:17,316 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 21:49:17,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:49:17,317 INFO L82 PathProgramCache]: Analyzing trace with hash 169122463, now seen corresponding path program 1 times [2020-10-27 21:49:17,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:49:17,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1264234561] [2020-10-27 21:49:17,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:49:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:17,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:17,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:17,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:17,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:17,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:18,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:18,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:22,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:22,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:49:22,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:49:22,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5051 [2020-10-27 21:49:22,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:22,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:49:22,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:49:22,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:49:22,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:24,072 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:49:24,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:49:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:24,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:24,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:24,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 21:49:24,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:24,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:24,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:24,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:24,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:24,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:24,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:24,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:49:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:24,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:24,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:24,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:24,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:49:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:24,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:24,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:24,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:24,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:24,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:24,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:24,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:49:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:24,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:24,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:25,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:25,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:25,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:49:29,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:49:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:49:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:29,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:49:29,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:29,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:29,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:49:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:29,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:49:29,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:49:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:49:29,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:49:29,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 21:49:29,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:49:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:49:29,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:49:29,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:29,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:49:29,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:49:29,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:49:29,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:49:29,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:29,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:49:29,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:49:29,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:49:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:49:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:49:29,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:49:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:49:29,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:49:29,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:29,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:49:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:29,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:49:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:29,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:49:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:49:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:49:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:49:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:29,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:49:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:29,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:29,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:29,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:29,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:29,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:29,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:49:29,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1264234561] [2020-10-27 21:49:29,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:49:29,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:49:29,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084874759] [2020-10-27 21:49:29,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:49:29,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:49:29,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:49:29,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:49:29,966 INFO L87 Difference]: Start difference. First operand 502 states and 663 transitions. Second operand 18 states. [2020-10-27 21:49:33,492 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:49:35,423 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:49:37,813 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:49:39,724 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:49:54,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:49:54,364 INFO L93 Difference]: Finished difference Result 1240 states and 1758 transitions. [2020-10-27 21:49:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 21:49:54,365 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 148 [2020-10-27 21:49:54,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:49:54,375 INFO L225 Difference]: With dead ends: 1240 [2020-10-27 21:49:54,375 INFO L226 Difference]: Without dead ends: 806 [2020-10-27 21:49:54,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 21:49:54,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-10-27 21:49:54,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 511. [2020-10-27 21:49:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2020-10-27 21:49:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 675 transitions. [2020-10-27 21:49:54,675 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 675 transitions. Word has length 148 [2020-10-27 21:49:54,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:49:54,676 INFO L481 AbstractCegarLoop]: Abstraction has 511 states and 675 transitions. [2020-10-27 21:49:54,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:49:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 675 transitions. [2020-10-27 21:49:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 21:49:54,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:49:54,679 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:49:54,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:49:54,680 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 21:49:54,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:49:54,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1975091370, now seen corresponding path program 1 times [2020-10-27 21:49:54,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:49:54,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1074357687] [2020-10-27 21:49:54,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:49:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:54,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:54,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:54,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:57,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:57,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:57,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:57,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:59,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:49:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:01,441 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:50:01,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:50:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:01,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:01,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:01,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 21:50:01,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:01,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:01,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:01,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:01,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:50:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:01,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:01,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:01,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:01,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:01,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:50:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:01,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:01,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:01,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:01,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:01,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:50:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:01,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:01,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:02,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:50:06,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:50:06,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4720 [2020-10-27 21:50:06,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:50:06,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:50:06,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:50:06,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:06,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:50:06,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:06,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:06,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:50:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:06,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:50:06,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:06,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:50:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:50:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:50:06,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:50:06,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:50:06,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:50:06,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:50:06,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:06,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:06,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:50:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:06,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:50:06,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:50:06,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:50:06,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:50:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:50:06,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:06,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:50:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:50:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:50:06,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:50:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:06,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:50:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:06,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:50:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:06,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:06,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:06,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:06,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:06,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:06,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:06,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:06,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:06,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:06,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:06,940 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:50:06,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1074357687] [2020-10-27 21:50:06,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:50:06,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:50:06,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050265400] [2020-10-27 21:50:06,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:50:06,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:50:06,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:50:06,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:50:06,943 INFO L87 Difference]: Start difference. First operand 511 states and 675 transitions. Second operand 16 states. [2020-10-27 21:50:10,763 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:50:13,274 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-27 21:50:14,874 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:50:16,768 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:50:18,625 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-27 21:50:34,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:50:34,279 INFO L93 Difference]: Finished difference Result 1374 states and 2016 transitions. [2020-10-27 21:50:34,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 21:50:34,279 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 161 [2020-10-27 21:50:34,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:50:34,288 INFO L225 Difference]: With dead ends: 1374 [2020-10-27 21:50:34,289 INFO L226 Difference]: Without dead ends: 934 [2020-10-27 21:50:34,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=405, Invalid=1401, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 21:50:34,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-10-27 21:50:34,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 555. [2020-10-27 21:50:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-10-27 21:50:34,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 750 transitions. [2020-10-27 21:50:34,589 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 750 transitions. Word has length 161 [2020-10-27 21:50:34,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:50:34,590 INFO L481 AbstractCegarLoop]: Abstraction has 555 states and 750 transitions. [2020-10-27 21:50:34,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:50:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 750 transitions. [2020-10-27 21:50:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 21:50:34,594 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:50:34,594 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:50:34,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:50:34,595 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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 21:50:34,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:50:34,595 INFO L82 PathProgramCache]: Analyzing trace with hash -2104001152, now seen corresponding path program 1 times [2020-10-27 21:50:34,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:50:34,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [253032983] [2020-10-27 21:50:34,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:50:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:34,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:34,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:34,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:34,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:35,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:35,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:37,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:37,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:37,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:50:39,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:50:39,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:50:39,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:41,204 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:50:41,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:50:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:41,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:41,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:41,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:41,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:41,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:41,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:41,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:41,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:41,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:41,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:41,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:41,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:41,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:41,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:50:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:41,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:41,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:41,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:41,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:41,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:41,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:50:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:41,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:41,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:41,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:41,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:41,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:41,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:50:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:41,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:41,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:42,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:42,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:50:46,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:50:46,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:50:46,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:46,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:50:46,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:50:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:46,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:50:46,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:46,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:46,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:50:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:50:46,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 21:50:46,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:50:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:50:46,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:50:46,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:50:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:50:46,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:50:46,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:50:46,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:50:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:50:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:50:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:50:46,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:50:46,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:50:46,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:50:46,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:50:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:50:46,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:50:46,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:50:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:46,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:50:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:50:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:50:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:50:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 21:50:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:46,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 21:50:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:46,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:46,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:46,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:46,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:46,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:46,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:46,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:46,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:50:46,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [253032983] [2020-10-27 21:50:46,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:50:46,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 21:50:46,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582170138] [2020-10-27 21:50:46,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:50:46,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:50:46,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:50:46,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:50:46,884 INFO L87 Difference]: Start difference. First operand 555 states and 750 transitions. Second operand 19 states. [2020-10-27 21:50:50,830 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:50:52,497 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 21:50:54,419 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:50:57,203 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:50:58,892 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 21:51:00,571 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 584 [2020-10-27 21:51:02,381 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:51:03,960 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:51:22,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:51:22,018 INFO L93 Difference]: Finished difference Result 1484 states and 2196 transitions. [2020-10-27 21:51:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 21:51:22,019 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 161 [2020-10-27 21:51:22,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:51:22,027 INFO L225 Difference]: With dead ends: 1484 [2020-10-27 21:51:22,027 INFO L226 Difference]: Without dead ends: 1002 [2020-10-27 21:51:22,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=354, Invalid=1452, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 21:51:22,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2020-10-27 21:51:22,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 595. [2020-10-27 21:51:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2020-10-27 21:51:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 818 transitions. [2020-10-27 21:51:22,292 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 818 transitions. Word has length 161 [2020-10-27 21:51:22,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:51:22,292 INFO L481 AbstractCegarLoop]: Abstraction has 595 states and 818 transitions. [2020-10-27 21:51:22,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:51:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 818 transitions. [2020-10-27 21:51:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-27 21:51:22,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:51:22,296 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:51:22,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:51:22,297 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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 21:51:22,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:51:22,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1224301279, now seen corresponding path program 1 times [2020-10-27 21:51:22,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:51:22,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1741087894] [2020-10-27 21:51:22,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:51:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:22,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:24,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:51:27,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:51:27,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:51:27,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:28,991 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:51:28,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:51:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:29,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:29,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:51:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:51:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:29,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:29,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:29,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:29,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:29,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:29,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:29,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:29,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:29,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:51:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:29,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:29,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:51:34,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:51:34,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:51:34,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:51:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:51:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:51:34,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:34,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:34,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:51:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:34,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:51:34,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:51:34,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:51:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:51:34,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:51:34,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:51:34,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:51:34,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:51:34,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:51:34,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:51:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:51:34,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:51:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:51:34,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:51:34,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:51:34,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:51:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:51:34,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:51:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:34,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:51:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:51:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:51:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:34,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:51:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 21:51:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:34,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:34,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:34,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:34,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:51:34,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1741087894] [2020-10-27 21:51:34,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:51:34,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:51:34,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064742798] [2020-10-27 21:51:34,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:51:34,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:51:34,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:51:34,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:51:34,721 INFO L87 Difference]: Start difference. First operand 595 states and 818 transitions. Second operand 18 states. [2020-10-27 21:51:38,456 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:51:40,561 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:51:43,588 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:51:45,837 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-27 21:52:06,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:52:06,320 INFO L93 Difference]: Finished difference Result 1778 states and 2746 transitions. [2020-10-27 21:52:06,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 21:52:06,321 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 163 [2020-10-27 21:52:06,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:52:06,330 INFO L225 Difference]: With dead ends: 1778 [2020-10-27 21:52:06,330 INFO L226 Difference]: Without dead ends: 1251 [2020-10-27 21:52:06,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=263, Invalid=1069, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 21:52:06,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2020-10-27 21:52:06,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 685. [2020-10-27 21:52:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 685 states. [2020-10-27 21:52:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 967 transitions. [2020-10-27 21:52:06,747 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 967 transitions. Word has length 163 [2020-10-27 21:52:06,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:52:06,748 INFO L481 AbstractCegarLoop]: Abstraction has 685 states and 967 transitions. [2020-10-27 21:52:06,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:52:06,748 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 967 transitions. [2020-10-27 21:52:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-27 21:52:06,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:52:06,752 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:52:06,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:52:06,753 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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 21:52:06,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:52:06,753 INFO L82 PathProgramCache]: Analyzing trace with hash -858692985, now seen corresponding path program 1 times [2020-10-27 21:52:06,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:52:06,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752042431] [2020-10-27 21:52:06,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:52:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:06,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:06,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:07,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:07,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:07,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking...