/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec8_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:48:07,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:48:07,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:48:07,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:48:07,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:48:07,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:48:07,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:48:07,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:48:07,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:48:07,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:48:07,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:48:07,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:48:07,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:48:07,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:48:07,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:48:07,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:48:07,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:48:07,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:48:07,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:48:07,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:48:07,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:48:07,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:48:07,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:48:07,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:48:07,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:48:07,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:48:07,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:48:07,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:48:07,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:48:07,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:48:07,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:48:07,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:48:07,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:48:07,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:48:07,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:48:07,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:48:07,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:48:07,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:48:07,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:48:07,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:48:07,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:48:07,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 21:48:07,481 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:48:07,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:48:07,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:48:07,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:48:07,483 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:48:07,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:48:07,484 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:48:07,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:48:07,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:48:07,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:48:07,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:48:07,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:48:07,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:48:07,485 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:48:07,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:48:07,486 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:48:07,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:48:07,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:48:07,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:48:07,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:48:07,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:48:07,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:48:07,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:48:07,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:48:07,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:48:07,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:48:07,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:48:07,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:48:07,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:48:07,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:48:07,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:48:07,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:48:07,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:48:07,928 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:48:07,930 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:48:07,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product16.cil.c [2020-10-27 21:48:08,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dfcc95fda/eea4b95a671041a8ad0efacf551d3f02/FLAG62f883861 [2020-10-27 21:48:08,895 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:48:08,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product16.cil.c [2020-10-27 21:48:08,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dfcc95fda/eea4b95a671041a8ad0efacf551d3f02/FLAG62f883861 [2020-10-27 21:48:09,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dfcc95fda/eea4b95a671041a8ad0efacf551d3f02 [2020-10-27 21:48:09,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:48:09,047 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:48:09,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:48:09,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:48:09,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:48:09,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:09" (1/1) ... [2020-10-27 21:48:09,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c51e82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:09, skipping insertion in model container [2020-10-27 21:48:09,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:09" (1/1) ... [2020-10-27 21:48:09,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:48:09,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:48:09,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:48:09,899 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:48:10,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:48:10,142 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:48:10,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10 WrapperNode [2020-10-27 21:48:10,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:48:10,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:48:10,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:48:10,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:48:10,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... [2020-10-27 21:48:10,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:48:10,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:48:10,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:48:10,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:48:10,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:48:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:48:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:48:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:48:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:48:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:48:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:48:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:48:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:48:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:48:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:48:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:48:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:48:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:48:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:48:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:48:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:48:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:48:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:48:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:48:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:48:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:48:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:48:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:48:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:48:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:48:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:48:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:48:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:48:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:48:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:48:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:48:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:48:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:48:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:48:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:48:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:48:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:48:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:48:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:48:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:48:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:48:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:48:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:48:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:48:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:48:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:48:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:48:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:48:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:48:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:48:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:48:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:48:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:48:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:48:10,423 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:48:10,423 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:48:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:48:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:48:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:48:10,425 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:48:10,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:48:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:48:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:48:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:48:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:48:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:48:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:48:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:48:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:48:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:48:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:48:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:48:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:48:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:48:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:48:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:48:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:48:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:48:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:48:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:48:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:48:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:48:10,444 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:48:10,444 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:48:10,444 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:48:10,445 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:48:10,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:48:10,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:48:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:48:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:48:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:48:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:48:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:48:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:48:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:48:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 21:48:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:48:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:48:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:48:13,122 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:48:13,123 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:48:13,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:48:13 BoogieIcfgContainer [2020-10-27 21:48:13,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:48:13,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:48:13,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:48:13,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:48:13,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:48:09" (1/3) ... [2020-10-27 21:48:13,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3abc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:48:13, skipping insertion in model container [2020-10-27 21:48:13,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:10" (2/3) ... [2020-10-27 21:48:13,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3abc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:48:13, skipping insertion in model container [2020-10-27 21:48:13,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:48:13" (3/3) ... [2020-10-27 21:48:13,136 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product16.cil.c [2020-10-27 21:48:13,150 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:48:13,156 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:48:13,170 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:48:13,207 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:48:13,208 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:48:13,208 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:48:13,208 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:48:13,208 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:48:13,208 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:48:13,208 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:48:13,208 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:48:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2020-10-27 21:48:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:48:13,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:48:13,286 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:48:13,286 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:48:13,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:48:13,301 INFO L82 PathProgramCache]: Analyzing trace with hash -127294559, now seen corresponding path program 1 times [2020-10-27 21:48:13,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:48:13,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812310776] [2020-10-27 21:48:13,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:48:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:13,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:14,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:14,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:16,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:16,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:18,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:19,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:19,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 21:48:19,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:48:19,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5481 [2020-10-27 21:48:19,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:19,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:19,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:48:19,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:19,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:48:21,636 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:48:21,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:48:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:21,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:21,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:48:21,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:21,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 21:48:21,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:21,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:21,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:48:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:21,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:21,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:48:21,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:21,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:21,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:48:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:21,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:21,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:48:21,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:21,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:48:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:21,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:48:21,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:21,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:21,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:21,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:48:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:21,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:21,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:22,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:23,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:26,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:26,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:48:26,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:48:26,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:48:26,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:26,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:48:26,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:48:26,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:48:26,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:26,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:26,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:26,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:26,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:26,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:26,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:48:26,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:26,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:26,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:26,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:26,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:26,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:26,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:26,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:26,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:26,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:26,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:48:26,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:26,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:26,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:26,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:26,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:26,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:26,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:26,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:26,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:26,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:26,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:26,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:26,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:26,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:27,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:48:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:27,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:48:27,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:27,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:48:27,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:27,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:27,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:48:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:48:27,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:48:27,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-27 21:48:27,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:48:27,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:48:27,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:48:27,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:48:27,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:48:27,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:48:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:48:27,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:48:27,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:48:27,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:48:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:48:27,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:48:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:48:27,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:48:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:48:27,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:48:27,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:48:27,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:48:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:27,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:48:27,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:48:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:27,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:48:27,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:48:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:48:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:48:27,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:48:27,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:48:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:48:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:48:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:48:27,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:27,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:48:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:27,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:27,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:48:27,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:48:27,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:48:27,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:48:27,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:48:27,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:48:27,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:48:27,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:48:27,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:48:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:48:27,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812310776] [2020-10-27 21:48:27,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:48:27,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:48:27,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546004171] [2020-10-27 21:48:27,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:48:27,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:48:27,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:48:27,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:48:27,768 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 15 states. [2020-10-27 21:48:32,468 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:48:35,724 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-27 21:48:37,871 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:48:40,427 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:48:57,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:48:57,477 INFO L93 Difference]: Finished difference Result 1242 states and 1812 transitions. [2020-10-27 21:48:57,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-27 21:48:57,491 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-27 21:48:57,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:48:57,519 INFO L225 Difference]: With dead ends: 1242 [2020-10-27 21:48:57,519 INFO L226 Difference]: Without dead ends: 745 [2020-10-27 21:48:57,535 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=534, Invalid=1916, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 21:48:57,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-10-27 21:48:57,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 472. [2020-10-27 21:48:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2020-10-27 21:48:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 625 transitions. [2020-10-27 21:48:57,840 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 625 transitions. Word has length 146 [2020-10-27 21:48:57,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:48:57,840 INFO L481 AbstractCegarLoop]: Abstraction has 472 states and 625 transitions. [2020-10-27 21:48:57,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:48:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 625 transitions. [2020-10-27 21:48:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:48:57,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:48:57,847 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:48:57,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:48:57,847 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:48:57,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:48:57,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2134820447, now seen corresponding path program 1 times [2020-10-27 21:48:57,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:48:57,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [424277615] [2020-10-27 21:48:57,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:48:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:48:57,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:58,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:58,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:58,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:58,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:58,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:48:59,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:02,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:02,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:49:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:49:02,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:05,138 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:49:05,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:49:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:05,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:05,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:05,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:05,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:05,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:05,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:05,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:05,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:05,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:05,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:05,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:49:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:05,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:05,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:05,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:05,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:05,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:49:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:05,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:05,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:05,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:05,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:05,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:05,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:05,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:05,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:05,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:05,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:49:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:05,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:05,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:06,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:06,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:06,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:49:10,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:49:10,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:10,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:10,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:49:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:10,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:49:10,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:10,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:49:10,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:10,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:10,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:10,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:49:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:49:10,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 21:49:10,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:10,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:49:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:49:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:49:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:10,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:49:10,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:49:10,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:49:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:49:10,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:10,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:49:10,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:49:10,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:49:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:49:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:49:10,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:49:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:49:10,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:10,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:49:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:49:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:10,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:49:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:10,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:49:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:10,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:10,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:49:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:10,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:10,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:10,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:10,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:10,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:49:11,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [424277615] [2020-10-27 21:49:11,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:49:11,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:49:11,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627528330] [2020-10-27 21:49:11,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:49:11,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:49:11,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:49:11,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:49:11,080 INFO L87 Difference]: Start difference. First operand 472 states and 625 transitions. Second operand 18 states. [2020-10-27 21:49:15,022 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:49:17,783 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:49:20,206 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:49:23,359 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:49:26,846 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:49:42,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:49:42,721 INFO L93 Difference]: Finished difference Result 1159 states and 1644 transitions. [2020-10-27 21:49:42,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:49:42,721 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 148 [2020-10-27 21:49:42,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:49:42,730 INFO L225 Difference]: With dead ends: 1159 [2020-10-27 21:49:42,730 INFO L226 Difference]: Without dead ends: 750 [2020-10-27 21:49:42,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:49:42,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2020-10-27 21:49:43,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 474. [2020-10-27 21:49:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2020-10-27 21:49:43,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 626 transitions. [2020-10-27 21:49:43,010 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 626 transitions. Word has length 148 [2020-10-27 21:49:43,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:49:43,011 INFO L481 AbstractCegarLoop]: Abstraction has 474 states and 626 transitions. [2020-10-27 21:49:43,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:49:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 626 transitions. [2020-10-27 21:49:43,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 21:49:43,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:49:43,015 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 21:49:43,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:49:43,015 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:49:43,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:49:43,016 INFO L82 PathProgramCache]: Analyzing trace with hash -705084723, now seen corresponding path program 1 times [2020-10-27 21:49:43,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:49:43,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1349425679] [2020-10-27 21:49:43,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:49:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:43,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:43,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:43,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:43,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:43,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:45,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:48,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:48,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 21:49:48,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:49:48,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:50,439 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:49:50,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:49:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:50,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:50,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:50,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:50,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:50,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:50,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:50,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:50,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:50,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:50,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:49:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:50,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:50,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:50,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:49:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:50,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:50,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:50,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:50,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:49:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:50,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:50,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:52,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:49:55,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:55,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:49:55,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:55,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:55,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:49:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:49:55,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:49:55,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:49:55,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:49:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:49:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:49:55,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:49:55,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 21:49:55,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:49:55,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:49:55,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:49:55,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:49:55,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:49:55,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:49:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:49:55,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:55,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:49:55,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:55,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:55,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:55,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:49:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:55,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:55,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:55,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:55,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:55,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:49:55,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:55,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:49:55,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:55,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:49:55,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:49:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:49:56,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:49:56,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:49:56,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:49:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:49:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:49:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:49:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:56,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:49:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 21:49:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:49:56,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:56,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:49:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:49:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:49:56,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:49:56,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:49:56,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:49:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:49:56,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1349425679] [2020-10-27 21:49:56,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:49:56,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 21:49:56,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263333999] [2020-10-27 21:49:56,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 21:49:56,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:49:56,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 21:49:56,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-27 21:49:56,265 INFO L87 Difference]: Start difference. First operand 474 states and 626 transitions. Second operand 16 states. [2020-10-27 21:49:59,859 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:50:02,790 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-27 21:50:06,648 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:50:09,701 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:50:31,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:50:31,233 INFO L93 Difference]: Finished difference Result 1280 states and 1880 transitions. [2020-10-27 21:50:31,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:50:31,234 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2020-10-27 21:50:31,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:50:31,241 INFO L225 Difference]: With dead ends: 1280 [2020-10-27 21:50:31,241 INFO L226 Difference]: Without dead ends: 872 [2020-10-27 21:50:31,244 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 12.4s TimeCoverageRelationStatistics Valid=313, Invalid=1019, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 21:50:31,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2020-10-27 21:50:31,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 514. [2020-10-27 21:50:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2020-10-27 21:50:31,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 695 transitions. [2020-10-27 21:50:31,470 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 695 transitions. Word has length 155 [2020-10-27 21:50:31,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:50:31,471 INFO L481 AbstractCegarLoop]: Abstraction has 514 states and 695 transitions. [2020-10-27 21:50:31,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 21:50:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 695 transitions. [2020-10-27 21:50:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 21:50:31,478 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:50:31,479 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, 1, 1] [2020-10-27 21:50:31,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:50:31,479 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:50:31,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:50:31,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1677124726, now seen corresponding path program 1 times [2020-10-27 21:50:31,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:50:31,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128806898] [2020-10-27 21:50:31,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:50:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:31,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:31,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:31,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:32,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:32,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:36,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:50:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:50:36,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:38,748 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:50:38,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:50:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:38,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:38,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:38,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:38,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:38,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:38,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:38,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:38,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:38,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:50:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:38,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:38,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:38,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:50:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:38,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:38,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:50:38,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:38,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:38,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:38,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:38,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:50:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:38,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:38,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:40,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:40,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:50:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:43,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:50:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:50:43,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:50:43,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:50:43,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:43,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:43,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:50:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:43,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:43,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:43,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:43,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:43,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:43,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:50:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:50:44,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:50:44,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:44,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:50:44,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:50:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:44,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:50:44,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:50:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:50:44,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 21:50:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:50:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:44,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:50:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:44,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:50:44,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:50:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:50:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:50:44,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:44,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:50:44,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 21:50:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:44,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:50:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 21:50:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:50:44,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:50:44,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:50:44,453 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:50:44,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128806898] [2020-10-27 21:50:44,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:50:44,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 21:50:44,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390022413] [2020-10-27 21:50:44,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:50:44,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:50:44,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:50:44,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:50:44,455 INFO L87 Difference]: Start difference. First operand 514 states and 695 transitions. Second operand 19 states. [2020-10-27 21:50:48,877 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:50:51,536 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:50:54,871 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:50:57,625 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:50:59,870 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:51:19,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:51:19,955 INFO L93 Difference]: Finished difference Result 1388 states and 2058 transitions. [2020-10-27 21:51:19,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:51:19,957 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 157 [2020-10-27 21:51:19,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:51:19,965 INFO L225 Difference]: With dead ends: 1388 [2020-10-27 21:51:19,965 INFO L226 Difference]: Without dead ends: 942 [2020-10-27 21:51:19,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=287, Invalid=1195, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 21:51:19,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2020-10-27 21:51:20,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 566. [2020-10-27 21:51:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-10-27 21:51:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 780 transitions. [2020-10-27 21:51:20,263 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 780 transitions. Word has length 157 [2020-10-27 21:51:20,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:51:20,264 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 780 transitions. [2020-10-27 21:51:20,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:51:20,264 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 780 transitions. [2020-10-27 21:51:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-27 21:51:20,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:51:20,267 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:51:20,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:51:20,268 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:51:20,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:51:20,268 INFO L82 PathProgramCache]: Analyzing trace with hash -261902411, now seen corresponding path program 1 times [2020-10-27 21:51:20,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:51:20,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [95055767] [2020-10-27 21:51:20,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:51:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:20,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:20,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:20,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:20,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:20,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:21,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:22,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:23,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:25,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:51:25,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:27,523 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:51:27,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:51:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:27,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:27,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:27,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:27,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:27,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:27,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:27,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:51:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:27,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:27,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:27,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:51:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:27,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:27,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:27,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:51:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:27,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:27,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:28,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:51:32,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:51:32,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:51:32,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:32,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:51:32,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:32,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:32,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:51:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:51:32,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:51:32,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:32,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:32,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:51:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:32,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:32,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:32,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:51:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:51:32,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 21:51:32,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:51:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:51:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:51:32,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:32,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:32,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:51:32,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:32,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:51:32,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:51:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:51:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:32,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:32,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:51:33,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:33,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:51:33,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:51:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:51:33,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:51:33,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:51:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:51:33,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:51:33,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:51:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:51:33,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:51:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:51:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:51:33,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:51:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:51:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:51:33,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:51:33,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:51:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:51:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 21:51:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:51:33,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:51:33,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:51:33,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:51:33,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:51:33,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:51:33,342 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:51:33,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [95055767] [2020-10-27 21:51:33,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:51:33,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:51:33,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950934856] [2020-10-27 21:51:33,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:51:33,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:51:33,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:51:33,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:51:33,345 INFO L87 Difference]: Start difference. First operand 566 states and 780 transitions. Second operand 18 states. [2020-10-27 21:51:37,300 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:51:39,991 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:51:42,453 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:51:45,548 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:51:48,894 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 577