/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec7_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:06:48,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:06:48,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:06:48,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:06:48,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:06:48,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:06:48,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:06:48,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:06:48,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:06:48,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:06:48,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:06:48,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:06:48,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:06:48,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:06:48,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:06:48,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:06:48,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:06:48,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:06:48,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:06:48,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:06:48,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:06:48,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:06:48,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:06:48,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:06:48,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:06:48,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:06:48,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:06:48,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:06:48,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:06:48,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:06:48,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:06:48,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:06:48,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:06:48,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:06:48,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:06:48,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:06:48,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:06:48,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:06:48,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:06:48,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:06:48,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:06:48,319 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 03:06:48,370 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:06:48,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:06:48,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:06:48,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:06:48,372 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:06:48,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:06:48,373 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:06:48,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:06:48,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:06:48,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:06:48,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:06:48,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:06:48,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:06:48,374 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:06:48,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:06:48,375 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:06:48,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:06:48,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:06:48,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:06:48,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:06:48,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:06:48,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:06:48,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:06:48,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:06:48,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:06:48,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:06:48,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:06:48,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:06:48,378 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:06:48,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:06:48,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:06:48,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:06:48,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:06:48,842 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:06:48,843 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:06:48,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product24.cil.c [2020-10-27 03:06:48,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5dd38fc9/fb07a4139ae54dcdaa67df9f383d4bd7/FLAG459490ad5 [2020-10-27 03:06:49,744 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:06:49,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec7_product24.cil.c [2020-10-27 03:06:49,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5dd38fc9/fb07a4139ae54dcdaa67df9f383d4bd7/FLAG459490ad5 [2020-10-27 03:06:49,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5dd38fc9/fb07a4139ae54dcdaa67df9f383d4bd7 [2020-10-27 03:06:49,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:06:49,849 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:06:49,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:06:49,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:06:49,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:06:49,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:06:49" (1/1) ... [2020-10-27 03:06:49,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dcac9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:49, skipping insertion in model container [2020-10-27 03:06:49,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:06:49" (1/1) ... [2020-10-27 03:06:49,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:06:49,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:06:50,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:06:50,756 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:06:50,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:06:51,020 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:06:51,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51 WrapperNode [2020-10-27 03:06:51,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:06:51,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:06:51,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:06:51,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:06:51,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (1/1) ... [2020-10-27 03:06:51,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:06:51,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:06:51,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:06:51,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:06:51,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (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 03:06:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:06:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:06:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:06:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:06:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:06:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:06:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 03:06:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 03:06:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 03:06:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 03:06:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:06:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 03:06:51,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 03:06:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 03:06:51,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 03:06:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 03:06:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 03:06:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-27 03:06:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 03:06:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 03:06:51,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 03:06:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 03:06:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:06:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:06:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:06:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:06:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:06:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 03:06:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 03:06:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:06:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:06:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 03:06:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 03:06:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 03:06:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 03:06:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 03:06:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 03:06:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:06:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 03:06:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 03:06:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 03:06:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 03:06:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-27 03:06:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2020-10-27 03:06:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 03:06:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:06:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:06:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:06:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:06:53,456 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:06:53,457 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 03:06:53,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:06:53 BoogieIcfgContainer [2020-10-27 03:06:53,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:06:53,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:06:53,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:06:53,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:06:53,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:06:49" (1/3) ... [2020-10-27 03:06:53,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22392f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:06:53, skipping insertion in model container [2020-10-27 03:06:53,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:06:51" (2/3) ... [2020-10-27 03:06:53,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22392f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:06:53, skipping insertion in model container [2020-10-27 03:06:53,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:06:53" (3/3) ... [2020-10-27 03:06:53,470 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product24.cil.c [2020-10-27 03:06:53,486 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:06:53,494 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:06:53,511 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:06:53,542 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:06:53,542 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:06:53,542 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:06:53,542 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:06:53,543 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:06:53,543 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:06:53,543 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:06:53,543 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:06:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states. [2020-10-27 03:06:53,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 03:06:53,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:06:53,603 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:06:53,603 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 03:06:53,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:06:53,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1118201337, now seen corresponding path program 1 times [2020-10-27 03:06:53,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:06:53,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022056350] [2020-10-27 03:06:53,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:06:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:06:54,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:54,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:54,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:55,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:55,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:59,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:06:59,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:06:59,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 03:06:59,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:06:59,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-27 03:06:59,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:06:59,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:06:59,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:06:59,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:06:59,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:07:01,390 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 03:07:01,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:07:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:01,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:01,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:01,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:01,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:01,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:07:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:01,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:01,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:07:01,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:01,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:01,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:07:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:01,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:01,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:07:01,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:01,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:07:01,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:01,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:01,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:01,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:01,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:07:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:01,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:01,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:01,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:01,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:01,779 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-27 03:07:01,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:07:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:01,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:01,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:02,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:06,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:06,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:07:06,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:07:06,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:06,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:06,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:06,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:06,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:07:06,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:06,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:07:06,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:06,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:06,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:06,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:06,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:06,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:07:06,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:06,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:07:06,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:06,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:06,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:06,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:06,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:06,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:06,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:06,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:06,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:07:06,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:06,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:06,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:06,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:06,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:06,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:07:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:06,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:07:07,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:07:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:07:07,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:07:07,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-27 03:07:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:07:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:07:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:07:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:07:07,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:07:07,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:07:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:07:07,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 03:07:07,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:07:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:07:07,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:07:07,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:07:07,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:07:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:07:07,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 03:07:07,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:07:07,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:07:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:07:07,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:07:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:07:07,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:07:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:07:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:07:07,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:07:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:07:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 03:07:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:07:07,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:07:07,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 03:07:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:07:07,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:07:07,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 03:07:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:07,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:07,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:07,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:07:07,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:07,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:07,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:07,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:07,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:07:07,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:07,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:07:07,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022056350] [2020-10-27 03:07:07,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:07:07,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 03:07:07,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992205907] [2020-10-27 03:07:07,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 03:07:07,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:07:07,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 03:07:07,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:07:07,792 INFO L87 Difference]: Start difference. First operand 526 states. Second operand 16 states. [2020-10-27 03:07:12,280 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 03:07:14,925 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 03:07:17,101 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:07:19,631 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:07:47,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:07:47,261 INFO L93 Difference]: Finished difference Result 1516 states and 2275 transitions. [2020-10-27 03:07:47,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 03:07:47,263 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 151 [2020-10-27 03:07:47,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:07:47,291 INFO L225 Difference]: With dead ends: 1516 [2020-10-27 03:07:47,291 INFO L226 Difference]: Without dead ends: 884 [2020-10-27 03:07:47,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1694 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=1042, Invalid=4070, Unknown=0, NotChecked=0, Total=5112 [2020-10-27 03:07:47,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-10-27 03:07:47,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 514. [2020-10-27 03:07:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2020-10-27 03:07:47,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 677 transitions. [2020-10-27 03:07:47,717 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 677 transitions. Word has length 151 [2020-10-27 03:07:47,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:07:47,719 INFO L481 AbstractCegarLoop]: Abstraction has 514 states and 677 transitions. [2020-10-27 03:07:47,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 03:07:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 677 transitions. [2020-10-27 03:07:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 03:07:47,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:07:47,741 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, 1, 1, 1, 1, 1] [2020-10-27 03:07:47,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:07:47,742 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 03:07:47,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:07:47,742 INFO L82 PathProgramCache]: Analyzing trace with hash -2019476120, now seen corresponding path program 1 times [2020-10-27 03:07:47,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:07:47,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802330694] [2020-10-27 03:07:47,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:07:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:47,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:47,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:48,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:48,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:50,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:52,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:07:52,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:07:52,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:07:52,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:54,911 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 03:07:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:07:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:54,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:55,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:55,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:55,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:07:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:55,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:55,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:55,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:55,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:07:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:55,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:55,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:07:55,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:55,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:07:55,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:55,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:55,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:55,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:55,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:55,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:07:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:55,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:07:55,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:07:55,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:07:55,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:07:55,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:07:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:07:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:07:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:07:55,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:07:55,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:07:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:07:55,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:07:55,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:08:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:08:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:08:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:08:00,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:08:00,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:08:00,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:08:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:08:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:08:00,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:08:00,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 03:08:00,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:08:00,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:08:00,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:08:00,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:08:00,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:08:00,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:08:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:08:00,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:08:00,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:08:00,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:08:00,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:08:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:08:00,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:08:00,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:08:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:08:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:08:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:08:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:08:00,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:08:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:08:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:08:00,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:08:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:08:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:08:00,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:08:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 03:08:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:00,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:00,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 03:08:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:00,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 03:08:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:00,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:00,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:00,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:08:00,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:00,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:08:00,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802330694] [2020-10-27 03:08:00,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:08:00,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 03:08:00,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617503822] [2020-10-27 03:08:00,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 03:08:00,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:08:00,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 03:08:00,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:08:00,927 INFO L87 Difference]: Start difference. First operand 514 states and 677 transitions. Second operand 18 states. [2020-10-27 03:08:05,140 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 03:08:08,221 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 03:08:10,406 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:08:12,593 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:08:14,715 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:08:39,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:08:39,428 INFO L93 Difference]: Finished difference Result 1354 states and 1911 transitions. [2020-10-27 03:08:39,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 03:08:39,429 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 153 [2020-10-27 03:08:39,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:08:39,439 INFO L225 Difference]: With dead ends: 1354 [2020-10-27 03:08:39,439 INFO L226 Difference]: Without dead ends: 886 [2020-10-27 03:08:39,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 503 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=520, Invalid=1930, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 03:08:39,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2020-10-27 03:08:39,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 516. [2020-10-27 03:08:39,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-27 03:08:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 679 transitions. [2020-10-27 03:08:39,673 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 679 transitions. Word has length 153 [2020-10-27 03:08:39,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:08:39,674 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 679 transitions. [2020-10-27 03:08:39,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 03:08:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 679 transitions. [2020-10-27 03:08:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 03:08:39,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:08:39,678 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] [2020-10-27 03:08:39,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:08:39,678 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 03:08:39,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:08:39,679 INFO L82 PathProgramCache]: Analyzing trace with hash 121833545, now seen corresponding path program 1 times [2020-10-27 03:08:39,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:08:39,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1326461129] [2020-10-27 03:08:39,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:08:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:39,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:39,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:39,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:40,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:44,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:08:44,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 03:08:44,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:08:44,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,016 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 03:08:47,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:08:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:08:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:08:47,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:08:47,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:08:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:08:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:08:47,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:08:47,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:08:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 03:08:47,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:08:47,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 476 [2020-10-27 03:08:47,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:08:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 03:08:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:08:47,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:08:47,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:08:47,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:08:47,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:47,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:47,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:47,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:08:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:47,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:47,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:08:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:08:47,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:47,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:08:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:08:47,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:47,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:47,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:08:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:47,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:47,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:47,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:08:47,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:08:47,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:08:48,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:08:48,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:08:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:08:48,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:08:48,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:08:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:08:48,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:08:48,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:08:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:08:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 03:08:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:08:48,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:08:48,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:08:48,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:08:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:08:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 03:08:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:08:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 03:08:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:08:48,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:08:48,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:08:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:08:48,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:08:48,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:08:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:08:48,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:08:48,424 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 03:08:48,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1326461129] [2020-10-27 03:08:48,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:08:48,425 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 03:08:48,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544411587] [2020-10-27 03:08:48,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 03:08:48,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:08:48,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 03:08:48,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:08:48,427 INFO L87 Difference]: Start difference. First operand 516 states and 679 transitions. Second operand 18 states. [2020-10-27 03:08:52,444 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 03:08:55,014 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 03:08:58,453 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 03:09:00,586 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-27 03:09:21,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:09:21,253 INFO L93 Difference]: Finished difference Result 1337 states and 1889 transitions. [2020-10-27 03:09:21,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 03:09:21,255 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 154 [2020-10-27 03:09:21,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:09:21,263 INFO L225 Difference]: With dead ends: 1337 [2020-10-27 03:09:21,263 INFO L226 Difference]: Without dead ends: 884 [2020-10-27 03:09:21,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=393, Invalid=1413, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 03:09:21,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-10-27 03:09:21,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 514. [2020-10-27 03:09:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2020-10-27 03:09:21,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 676 transitions. [2020-10-27 03:09:21,473 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 676 transitions. Word has length 154 [2020-10-27 03:09:21,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:09:21,473 INFO L481 AbstractCegarLoop]: Abstraction has 514 states and 676 transitions. [2020-10-27 03:09:21,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 03:09:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 676 transitions. [2020-10-27 03:09:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 03:09:21,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:09:21,477 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:09:21,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:09:21,478 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 03:09:21,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:09:21,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1961799000, now seen corresponding path program 2 times [2020-10-27 03:09:21,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:09:21,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [514835977] [2020-10-27 03:09:21,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:09:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:21,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:21,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:21,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:21,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:22,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:23,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:26,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 03:09:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 03:09:26,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:28,647 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 03:09:28,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:09:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:28,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:28,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:09:28,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:28,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:28,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:09:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:28,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:09:28,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:28,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:09:28,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:28,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:28,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:09:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:28,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:28,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:28,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:28,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:28,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:09:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:28,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:28,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:09:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:28,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:28,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 619 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:09:29,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:09:29,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:09:29,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:09:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:29,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:09:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:09:29,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:09:29,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:09:29,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:09:29,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:09:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:09:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:09:29,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:09:29,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:09:29,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:09:29,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:09:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:09:29,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:09:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:09:29,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:09:29,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:09:29,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:29,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:09:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:29,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:09:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:09:30,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:09:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:30,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:30,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:09:30,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:09:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 03:09:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:09:30,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 03:09:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:09:30,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 03:09:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:09:30,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:09:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:09:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:09:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:09:30,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:09:30,109 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-27 03:09:30,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [514835977] [2020-10-27 03:09:30,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:09:30,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 03:09:30,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81702103] [2020-10-27 03:09:30,110 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 03:09:30,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:09:30,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 03:09:30,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:09:30,111 INFO L87 Difference]: Start difference. First operand 514 states and 676 transitions. Second operand 16 states. [2020-10-27 03:09:34,033 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-27 03:09:37,544 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 03:09:39,670 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:09:42,224 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:10:03,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:10:03,172 INFO L93 Difference]: Finished difference Result 1350 states and 1899 transitions. [2020-10-27 03:10:03,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 03:10:03,180 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2020-10-27 03:10:03,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:10:03,190 INFO L225 Difference]: With dead ends: 1350 [2020-10-27 03:10:03,190 INFO L226 Difference]: Without dead ends: 900 [2020-10-27 03:10:03,193 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=457, Invalid=1523, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 03:10:03,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2020-10-27 03:10:03,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 526. [2020-10-27 03:10:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2020-10-27 03:10:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 689 transitions. [2020-10-27 03:10:03,470 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 689 transitions. Word has length 155 [2020-10-27 03:10:03,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:10:03,471 INFO L481 AbstractCegarLoop]: Abstraction has 526 states and 689 transitions. [2020-10-27 03:10:03,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 03:10:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 689 transitions. [2020-10-27 03:10:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 03:10:03,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:10:03,474 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:10:03,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:10:03,475 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 03:10:03,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:10:03,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1540176751, now seen corresponding path program 3 times [2020-10-27 03:10:03,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:10:03,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962287752] [2020-10-27 03:10:03,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:10:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:03,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:03,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:03,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:03,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-27 03:10:08,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:10,652 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-27 03:10:10,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:10:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:10,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:10,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:10,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:10:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:10,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:10,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:10:10,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:10,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:10:10,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:10,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:10,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:10:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:10,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:10,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:10:10,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:10,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:10,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:10:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:10,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:10,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:10,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:10:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:10,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:10,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:12,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2171 [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:10:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 03:10:12,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:12,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:12,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:12,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 03:10:12,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:10:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:10:13,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:10:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:10:13,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:10:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:10:13,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:10:13,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:10:13,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:10:13,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:10:13,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:10:13,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:10:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:10:13,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:10:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:10:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:10:13,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:10:13,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:10:13,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:10:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:10:13,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:10:13,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:10:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:10:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:10:13,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 03:10:13,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 03:10:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:10:13,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:10:13,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:10:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 03:10:13,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:10:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:10:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:10:13,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:10:13,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:10:13,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:10:13,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:10:13,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:10:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:10:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:10:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:10:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 03:10:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:10:13,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:10:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:10:13,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 03:10:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:10:13,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:10:13,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:10:13,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:10:13,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:10:13,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:10:13,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:10:13,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:10:13,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:10:13,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:10:13,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:10:13,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 03:10:13,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [962287752] [2020-10-27 03:10:13,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:10:13,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 03:10:13,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396127030] [2020-10-27 03:10:13,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 03:10:13,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:10:13,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 03:10:13,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:10:13,726 INFO L87 Difference]: Start difference. First operand 526 states and 689 transitions. Second operand 20 states. [2020-10-27 03:10:17,959 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 03:10:21,099 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 03:10:23,914 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-27 03:10:26,969 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 564