/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 [2020-10-29 11:12:55,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:12:55,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:12:55,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:12:55,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:12:55,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:12:55,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:12:55,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:12:55,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:12:55,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:12:55,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:12:55,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:12:55,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:12:55,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:12:55,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:12:55,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:12:55,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:12:55,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:12:55,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:12:55,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:12:55,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:12:55,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:12:55,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:12:55,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:12:55,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:12:55,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:12:55,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:12:55,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:12:55,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:12:55,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:12:55,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:12:55,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:12:55,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:12:55,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:12:55,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:12:55,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:12:55,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:12:55,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:12:55,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:12:55,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:12:55,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:12:55,690 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 [2020-10-29 11:12:55,738 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:12:55,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:12:55,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:12:55,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:12:55,741 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:12:55,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:12:55,742 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:12:55,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:12:55,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:12:55,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:12:55,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:12:55,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:12:55,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:12:55,745 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:12:55,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:12:55,745 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:12:55,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:12:55,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:12:55,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:12:55,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:12:55,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:12:55,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:12:55,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:12:55,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:12:55,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:12:55,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:12:55,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:12:55,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:12:55,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:12:55,749 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:12:56,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:12:56,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:12:56,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:12:56,188 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:12:56,189 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:12:56,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product16.cil.c [2020-10-29 11:12:56,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d67131483/595fdd5c1c9d44a98665b8a2ae2f3dc4/FLAG2ca9641e4 [2020-10-29 11:12:57,121 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:12:57,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec8_product16.cil.c [2020-10-29 11:12:57,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d67131483/595fdd5c1c9d44a98665b8a2ae2f3dc4/FLAG2ca9641e4 [2020-10-29 11:12:57,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d67131483/595fdd5c1c9d44a98665b8a2ae2f3dc4 [2020-10-29 11:12:57,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:12:57,329 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:12:57,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:12:57,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:12:57,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:12:57,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:12:57" (1/1) ... [2020-10-29 11:12:57,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fd61033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:57, skipping insertion in model container [2020-10-29 11:12:57,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:12:57" (1/1) ... [2020-10-29 11:12:57,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:12:57,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:12:57,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:12:58,011 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:12:58,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:12:58,311 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:12:58,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58 WrapperNode [2020-10-29 11:12:58,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:12:58,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:12:58,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:12:58,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:12:58,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (1/1) ... [2020-10-29 11:12:58,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:12:58,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:12:58,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:12:58,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:12:58,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (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 [2020-10-29 11:12:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:12:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:12:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:12:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:12:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-29 11:12:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-29 11:12:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-29 11:12:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-29 11:12:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-29 11:12:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-29 11:12:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-29 11:12:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-29 11:12:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-29 11:12:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-29 11:12:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-29 11:12:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-29 11:12:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-29 11:12:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-29 11:12:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-29 11:12:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-29 11:12:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-29 11:12:58,603 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-29 11:12:58,604 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-29 11:12:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-29 11:12:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-29 11:12:58,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:12:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:12:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:12:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:12:58,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-29 11:12:58,608 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-29 11:12:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-29 11:12:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:12:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:12:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-29 11:12:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-29 11:12:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-29 11:12:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-29 11:12:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-29 11:12:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-29 11:12:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-29 11:12:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-29 11:12:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-29 11:12:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-29 11:12:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-29 11:12:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-29 11:12:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-29 11:12:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-29 11:12:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-29 11:12:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-29 11:12:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:12:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:12:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:12:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:12:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:12:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-29 11:12:58,624 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-29 11:12:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-29 11:12:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-29 11:12:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-29 11:12:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-29 11:12:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-29 11:12:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-29 11:12:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-29 11:12:58,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-29 11:12:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-29 11:12:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-29 11:12:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-29 11:12:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-29 11:12:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-29 11:12:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-29 11:12:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-29 11:12:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-29 11:12:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-29 11:12:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-29 11:12:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-29 11:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-29 11:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-29 11:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-29 11:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-29 11:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-29 11:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-29 11:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-29 11:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-29 11:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-29 11:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-29 11:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-29 11:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-29 11:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-29 11:12:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:12:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:12:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:13:01,365 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:13:01,365 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 11:13:01,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:13:01 BoogieIcfgContainer [2020-10-29 11:13:01,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:13:01,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:13:01,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:13:01,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:13:01,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:12:57" (1/3) ... [2020-10-29 11:13:01,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b5b6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:13:01, skipping insertion in model container [2020-10-29 11:13:01,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:12:58" (2/3) ... [2020-10-29 11:13:01,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b5b6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:13:01, skipping insertion in model container [2020-10-29 11:13:01,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:13:01" (3/3) ... [2020-10-29 11:13:01,382 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product16.cil.c [2020-10-29 11:13:01,395 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:13:01,401 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:13:01,415 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:13:01,458 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:13:01,458 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:13:01,459 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:13:01,459 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:13:01,459 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:13:01,460 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:13:01,465 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:13:01,465 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:13:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2020-10-29 11:13:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-29 11:13:01,529 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:13:01,530 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] [2020-10-29 11:13:01,530 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]=== [2020-10-29 11:13:01,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:13:01,537 INFO L82 PathProgramCache]: Analyzing trace with hash -127294559, now seen corresponding path program 1 times [2020-10-29 11:13:01,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:13:01,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [844152518] [2020-10-29 11:13:01,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:13:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:02,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:02,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:02,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:04,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:04,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:06,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:07,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:07,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 11:13:07,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:13:07,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-29 11:13:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:07,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-29 11:13:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:13:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 11:13:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:13:09,405 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:13:09,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:13:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:09,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:09,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:13:09,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:09,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:13:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:09,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:09,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:09,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:09,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:13:09,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:09,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:13:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:09,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:09,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:13:09,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:09,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:13:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:09,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:09,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:13:09,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:09,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:13:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:09,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:09,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:10,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:14,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:13:14,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:14,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 11:13:14,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:14,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:14,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:14,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:13:14,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:14,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:13:14,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:14,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:14,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:14,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:14,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:14,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:13:14,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:14,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:13:14,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:14,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:14,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:14,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:14,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:14,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:14,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:14,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:14,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:13:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:14,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:14,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:14,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:14,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:13:14,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:14,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:14,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:14,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:14,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:14,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:14,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:13:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:14,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:14,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:15,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:13:15,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:13:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:13:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:13:15,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:13:15,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:13:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:13:15,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:15,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:13:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:13:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:13:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:13:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:13:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:13:15,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:13:15,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:13:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:13:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:13:15,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:13:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:13:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:13:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:13:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 11:13:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:13:15,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:13:15,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:13:15,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:13:15,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:13:15,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 11:13:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 11:13:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:13:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-29 11:13:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:13:15,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:13:15,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:13:15,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:13:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:13:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:13:15,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:13:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-29 11:13:15,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [844152518] [2020-10-29 11:13:15,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:13:15,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-29 11:13:15,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693776441] [2020-10-29 11:13:15,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-29 11:13:15,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:13:15,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-29 11:13:15,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2020-10-29 11:13:15,703 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 25 states. [2020-10-29 11:13:19,953 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:13:25,992 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 580 DAG size of output: 578 [2020-10-29 11:13:32,738 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:13:37,223 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:13:41,825 WARN L193 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:13:47,775 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:13:54,213 WARN L193 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:13:56,987 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:14:01,501 WARN L193 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:14:05,978 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:14:10,516 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:14:15,129 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:14:20,556 WARN L193 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:14:25,489 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:14:30,294 WARN L193 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:14:35,206 WARN L193 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:14:37,554 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-10-29 11:14:42,170 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:14:45,731 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:14:49,771 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-29 11:14:52,274 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:14:54,599 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-29 11:15:08,108 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:15:33,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:15:33,755 INFO L93 Difference]: Finished difference Result 2045 states and 3033 transitions. [2020-10-29 11:15:33,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2020-10-29 11:15:33,758 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 146 [2020-10-29 11:15:33,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:15:33,793 INFO L225 Difference]: With dead ends: 2045 [2020-10-29 11:15:33,794 INFO L226 Difference]: Without dead ends: 1614 [2020-10-29 11:15:33,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6211 ImplicationChecksByTransitivity, 91.0s TimeCoverageRelationStatistics Valid=3053, Invalid=13459, Unknown=0, NotChecked=0, Total=16512 [2020-10-29 11:15:33,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2020-10-29 11:15:34,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1137. [2020-10-29 11:15:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1137 states. [2020-10-29 11:15:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1539 transitions. [2020-10-29 11:15:34,553 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1539 transitions. Word has length 146 [2020-10-29 11:15:34,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:15:34,554 INFO L481 AbstractCegarLoop]: Abstraction has 1137 states and 1539 transitions. [2020-10-29 11:15:34,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-29 11:15:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1539 transitions. [2020-10-29 11:15:34,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 11:15:34,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:15:34,569 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:15:34,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:15:34,569 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]=== [2020-10-29 11:15:34,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:15:34,570 INFO L82 PathProgramCache]: Analyzing trace with hash -528764043, now seen corresponding path program 1 times [2020-10-29 11:15:34,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:15:34,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1419730433] [2020-10-29 11:15:34,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:15:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:34,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:34,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:34,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:34,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:35,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:39,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:39,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 11:15:39,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-29 11:15:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:15:39,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:41,986 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:15:41,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:15:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:42,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:42,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:15:42,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 11:15:42,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:42,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:42,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:15:42,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:15:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:42,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:42,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:42,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:42,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:15:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:42,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:42,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:15:42,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:42,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:42,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:15:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:42,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:42,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:15:42,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:42,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:42,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:15:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:42,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:42,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:15:47,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:15:47,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 11:15:47,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:15:47,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 11:15:47,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:15:47,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:15:47,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:15:47,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:15:47,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:15:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:15:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:15:47,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:15:47,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:15:47,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:15:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:15:47,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:15:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:15:47,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:15:47,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:15:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:15:47,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:15:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:15:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:15:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:15:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:15:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:15:47,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:15:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 11:15:47,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:15:47,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 11:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-29 11:15:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:15:47,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 11:15:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:15:47,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 11:15:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:15:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:15:47,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:15:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:15:47,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:15:47,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:15:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:15:47,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1419730433] [2020-10-29 11:15:47,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:15:47,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:15:47,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114560968] [2020-10-29 11:15:47,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:15:47,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:15:47,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:15:47,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:15:47,813 INFO L87 Difference]: Start difference. First operand 1137 states and 1539 transitions. Second operand 15 states. [2020-10-29 11:15:52,193 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-29 11:15:54,792 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:15:57,013 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:15:59,601 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:16:18,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:16:18,377 INFO L93 Difference]: Finished difference Result 2676 states and 3804 transitions. [2020-10-29 11:16:18,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-29 11:16:18,378 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 148 [2020-10-29 11:16:18,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:16:18,390 INFO L225 Difference]: With dead ends: 2676 [2020-10-29 11:16:18,390 INFO L226 Difference]: Without dead ends: 1588 [2020-10-29 11:16:18,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=343, Invalid=1139, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 11:16:18,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2020-10-29 11:16:18,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1141. [2020-10-29 11:16:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1141 states. [2020-10-29 11:16:18,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1544 transitions. [2020-10-29 11:16:18,890 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 1544 transitions. Word has length 148 [2020-10-29 11:16:18,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:16:18,892 INFO L481 AbstractCegarLoop]: Abstraction has 1141 states and 1544 transitions. [2020-10-29 11:16:18,892 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:16:18,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1544 transitions. [2020-10-29 11:16:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 11:16:18,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:16:18,904 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:16:18,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:16:18,904 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]=== [2020-10-29 11:16:18,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:16:18,905 INFO L82 PathProgramCache]: Analyzing trace with hash -79889954, now seen corresponding path program 1 times [2020-10-29 11:16:18,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:16:18,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1119975734] [2020-10-29 11:16:18,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:16:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:19,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:19,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:19,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:19,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:19,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:20,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:21,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:23,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:23,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 11:16:23,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:16:23,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 11:16:23,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:23,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:16:23,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-29 11:16:23,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:16:23,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:26,384 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:16:26,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:16:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:26,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:26,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:16:26,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:26,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:26,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:26,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:16:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:26,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:26,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:16:26,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:26,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:26,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:26,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:16:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:26,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:26,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:16:26,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:26,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:16:26,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:26,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:26,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:26,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:26,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:16:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:26,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:26,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:16:26,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:26,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:26,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:26,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:16:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:26,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:26,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:16:31,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:16:31,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:16:31,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:16:31,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:31,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:16:31,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:16:31,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:31,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:31,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:31,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:31,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:31,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:31,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:16:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:31,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:31,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:16:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:16:31,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:16:31,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:31,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:16:31,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:31,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:16:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:31,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:31,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:16:31,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:16:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:16:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:16:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:16:32,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:16:32,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:16:32,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:16:32,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:16:32,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:16:32,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:32,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:16:32,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:16:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:16:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:16:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 11:16:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:16:32,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 11:16:32,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:16:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:16:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:16:32,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:16:32,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:16:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:16:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-29 11:16:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:16:32,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:16:32,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-29 11:16:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:16:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-29 11:16:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:16:32,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 11:16:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:16:32,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:16:32,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:16:32,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:16:32,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:16:32,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:16:32,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:16:32,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:16:32,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:16:32,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:16:32,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:16:32,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:16:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-29 11:16:32,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1119975734] [2020-10-29 11:16:32,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:16:32,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 11:16:32,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948759553] [2020-10-29 11:16:32,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 11:16:32,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:16:32,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 11:16:32,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:16:32,567 INFO L87 Difference]: Start difference. First operand 1141 states and 1544 transitions. Second operand 21 states. [2020-10-29 11:16:38,206 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577