/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:07:39,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:07:39,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:07:39,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:07:39,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:07:39,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:07:39,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:07:39,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:07:39,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:07:39,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:07:39,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:07:39,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:07:39,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:07:39,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:07:39,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:07:39,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:07:39,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:07:39,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:07:39,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:07:39,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:07:39,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:07:39,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:07:39,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:07:39,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:07:39,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:07:39,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:07:39,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:07:39,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:07:39,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:07:39,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:07:39,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:07:39,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:07:39,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:07:39,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:07:39,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:07:39,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:07:39,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:07:39,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:07:39,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:07:39,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:07:39,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:07:39,278 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 [2020-10-12 17:07:39,310 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:07:39,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:07:39,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:07:39,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:07:39,312 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:07:39,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:07:39,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:07:39,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:07:39,314 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:07:39,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:07:39,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:07:39,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:07:39,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:07:39,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:07:39,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:07:39,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:07:39,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:07:39,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:07:39,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:07:39,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:07:39,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:07:39,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:07:39,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:07:39,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:07:39,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:07:39,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:07:39,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:07:39,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:07:39,658 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:07:39,659 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:07:39,660 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-12 17:07:39,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94446a1d7/010638cac5914d9c9b0abe6d80568d86/FLAGf6645f51e [2020-10-12 17:07:40,349 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:07:40,351 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2020-10-12 17:07:40,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94446a1d7/010638cac5914d9c9b0abe6d80568d86/FLAGf6645f51e [2020-10-12 17:07:40,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94446a1d7/010638cac5914d9c9b0abe6d80568d86 [2020-10-12 17:07:40,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:07:40,588 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:07:40,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:07:40,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:07:40,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:07:40,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:07:40" (1/1) ... [2020-10-12 17:07:40,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1780830c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:40, skipping insertion in model container [2020-10-12 17:07:40,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:07:40" (1/1) ... [2020-10-12 17:07:40,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:07:40,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:07:41,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:07:41,405 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:07:41,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:07:41,594 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:07:41,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41 WrapperNode [2020-10-12 17:07:41,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:07:41,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:07:41,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:07:41,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:07:41,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (1/1) ... [2020-10-12 17:07:41,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:07:41,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:07:41,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:07:41,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:07:41,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (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 [2020-10-12 17:07:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:07:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:07:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:07:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-12 17:07:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:07:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:07:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:07:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:07:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:07:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:07:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:07:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:07:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-12 17:07:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-12 17:07:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:07:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:07:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:07:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:07:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:07:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:07:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:07:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:07:41,940 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:07:41,940 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:07:41,940 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:07:41,941 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-12 17:07:41,941 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:07:41,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:07:41,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:07:41,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:07:41,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:07:41,942 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:07:41,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:07:41,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:07:41,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:07:41,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:07:41,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:07:41,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:07:41,944 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:07:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:07:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:07:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:07:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:07:41,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:07:41,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:07:41,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:07:41,947 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:07:41,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:07:41,947 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:07:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:07:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:07:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:07:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:07:41,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:07:41,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:07:41,949 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:07:41,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:07:41,949 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:07:41,949 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:07:41,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:07:41,950 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:07:41,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:07:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:07:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:07:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:07:41,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:07:41,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:07:41,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:07:41,952 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:07:41,953 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:07:41,953 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:07:41,954 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:07:41,954 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:07:41,955 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:07:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:07:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:07:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:07:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:07:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:07:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:07:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-12 17:07:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:07:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:07:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:07:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:07:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:07:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-12 17:07:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:07:41,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:07:41,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:07:41,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:07:41,964 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:07:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:07:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:07:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:07:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:07:41,967 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:07:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:07:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:07:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:07:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:07:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:07:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:07:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:07:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:07:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:07:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:07:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:07:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:07:41,977 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:07:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:07:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:07:41,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:07:41,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:07:41,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:07:41,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:07:41,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:07:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-12 17:07:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:07:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:07:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:07:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:07:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:07:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:07:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:07:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:07:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:07:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:07:43,932 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:07:43,933 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:07:43,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:07:43 BoogieIcfgContainer [2020-10-12 17:07:43,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:07:43,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:07:43,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:07:43,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:07:43,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:07:40" (1/3) ... [2020-10-12 17:07:43,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d83417d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:07:43, skipping insertion in model container [2020-10-12 17:07:43,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:07:41" (2/3) ... [2020-10-12 17:07:43,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d83417d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:07:43, skipping insertion in model container [2020-10-12 17:07:43,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:07:43" (3/3) ... [2020-10-12 17:07:43,949 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product40.cil.c [2020-10-12 17:07:43,960 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:07:43,968 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:07:43,983 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:07:44,010 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:07:44,011 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:07:44,011 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:07:44,011 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:07:44,011 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:07:44,011 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:07:44,011 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:07:44,011 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:07:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states. [2020-10-12 17:07:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-12 17:07:44,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:07:44,063 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:07:44,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:07:44,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:07:44,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1971264003, now seen corresponding path program 1 times [2020-10-12 17:07:44,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:07:44,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128582997] [2020-10-12 17:07:44,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:07:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:44,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:44,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:45,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:45,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:45,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:49,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:49,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-12 17:07:49,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:07:49,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5086 [2020-10-12 17:07:49,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:07:49,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-12 17:07:49,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:07:49,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-12 17:07:51,544 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:07:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:07:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:51,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:51,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:07:51,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:51,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 17:07:51,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:51,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:51,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:51,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:51,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:51,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:07:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:51,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:51,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:07:51,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:51,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:51,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:51,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:51,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:07:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:51,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:51,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:07:51,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:51,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:51,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:51,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:51,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:51,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:51,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:51,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:07:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:51,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:51,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:07:51,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:51,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:51,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:07:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:51,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:51,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:07:56,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:07:56,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 17:07:56,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:07:56,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:07:56,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:07:56,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:56,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:07:56,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:56,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:07:56,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:56,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:56,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:07:56,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:56,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:07:56,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:56,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:56,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:56,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:56,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:56,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:56,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:56,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:56,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:56,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:56,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:56,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:56,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:07:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:56,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:56,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:56,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:56,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:56,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:56,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:56,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:56,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:07:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:56,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:56,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:56,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:07:56,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:07:56,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-12 17:07:56,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:07:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:07:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:07:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:07:56,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:07:57,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:07:57,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:07:57,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:07:57,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:07:57,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:07:57,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:07:57,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:07:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:07:57,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:07:57,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:07:57,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:07:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:07:57,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:07:57,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:07:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:07:57,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:07:57,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:07:57,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:07:57,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:07:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:07:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:07:57,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:07:57,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:07:57,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:07:57,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:07:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:07:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:07:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:07:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:07:57,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:07:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:07:57,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:07:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:07:57,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 17:07:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:07:57,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:07:57,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:07:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:07:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:07:57,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:07:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-12 17:07:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:07:57,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:07:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 17:07:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:07:57,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:07:57,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:07:57,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:07:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:07:57,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:07:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:07:57,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128582997] [2020-10-12 17:07:57,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:07:57,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:07:57,435 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219889811] [2020-10-12 17:07:57,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:07:57,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:07:57,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:07:57,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:07:57,459 INFO L87 Difference]: Start difference. First operand 511 states. Second operand 17 states. [2020-10-12 17:08:00,125 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:08:02,150 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-12 17:08:03,484 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:08:04,804 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:08:06,194 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:08:23,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:08:23,380 INFO L93 Difference]: Finished difference Result 1375 states and 2092 transitions. [2020-10-12 17:08:23,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 17:08:23,382 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 163 [2020-10-12 17:08:23,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:08:23,408 INFO L225 Difference]: With dead ends: 1375 [2020-10-12 17:08:23,409 INFO L226 Difference]: Without dead ends: 833 [2020-10-12 17:08:23,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-12 17:08:23,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-10-12 17:08:23,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 496. [2020-10-12 17:08:23,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2020-10-12 17:08:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 673 transitions. [2020-10-12 17:08:23,774 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 673 transitions. Word has length 163 [2020-10-12 17:08:23,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:08:23,775 INFO L479 AbstractCegarLoop]: Abstraction has 496 states and 673 transitions. [2020-10-12 17:08:23,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:08:23,775 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 673 transitions. [2020-10-12 17:08:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-12 17:08:23,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:08:23,781 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:08:23,781 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:08:23,782 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:08:23,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:08:23,782 INFO L82 PathProgramCache]: Analyzing trace with hash -127075758, now seen corresponding path program 1 times [2020-10-12 17:08:23,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:08:23,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [271661428] [2020-10-12 17:08:23,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:08:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:23,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:24,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:24,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:24,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:24,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:24,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:28,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:28,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-12 17:08:28,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:08:28,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:08:28,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:08:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 17:08:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:08:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:30,048 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:08:30,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:08:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:30,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:30,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:08:30,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:30,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-12 17:08:30,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:30,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:30,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:30,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:08:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:30,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:30,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:08:30,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:30,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:08:30,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:30,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:30,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:30,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:30,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:08:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:30,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:30,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:08:30,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:30,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:08:30,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:30,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:30,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:30,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:30,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:30,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:08:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:30,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:30,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:08:30,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:30,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:30,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:30,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:30,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:30,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:30,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:30,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:08:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:30,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:30,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:08:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:08:35,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:08:35,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:08:35,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:08:35,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:08:35,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:08:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:08:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:08:35,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:08:35,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-12 17:08:35,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:08:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:08:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:08:35,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:08:35,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:08:35,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:08:35,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:08:35,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:08:35,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:08:35,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:08:35,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:08:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:08:35,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:08:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:08:35,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:08:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:08:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:08:35,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:08:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:08:35,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:08:35,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:08:35,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:08:35,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:08:35,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:08:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:08:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:08:35,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:08:35,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:08:35,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:08:35,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:08:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:08:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:08:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:08:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:08:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:08:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:08:35,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:08:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:08:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:08:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:08:35,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:08:35,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:08:35,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:08:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:08:35,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:08:35,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:08:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:08:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 17:08:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:35,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:35,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:08:35,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:08:35,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:08:35,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:08:35,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:08:35,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:08:35,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:08:35,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:08:35,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:08:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:08:35,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [271661428] [2020-10-12 17:08:35,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:08:35,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:08:35,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725059039] [2020-10-12 17:08:35,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:08:35,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:08:35,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:08:35,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:08:35,950 INFO L87 Difference]: Start difference. First operand 496 states and 673 transitions. Second operand 17 states. [2020-10-12 17:08:38,513 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-12 17:08:40,101 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-12 17:08:41,711 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:08:57,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:08:57,787 INFO L93 Difference]: Finished difference Result 1291 states and 1909 transitions. [2020-10-12 17:08:57,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 17:08:57,788 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 165 [2020-10-12 17:08:57,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:08:57,799 INFO L225 Difference]: With dead ends: 1291 [2020-10-12 17:08:57,799 INFO L226 Difference]: Without dead ends: 846 [2020-10-12 17:08:57,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2020-10-12 17:08:57,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-10-12 17:08:58,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 503. [2020-10-12 17:08:58,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-10-12 17:08:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 685 transitions. [2020-10-12 17:08:58,026 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 685 transitions. Word has length 165 [2020-10-12 17:08:58,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:08:58,027 INFO L479 AbstractCegarLoop]: Abstraction has 503 states and 685 transitions. [2020-10-12 17:08:58,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:08:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 685 transitions. [2020-10-12 17:08:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-12 17:08:58,031 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:08:58,031 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:08:58,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:08:58,031 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:08:58,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:08:58,032 INFO L82 PathProgramCache]: Analyzing trace with hash -2063265192, now seen corresponding path program 1 times [2020-10-12 17:08:58,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:08:58,032 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575621246] [2020-10-12 17:08:58,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:08:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:08:58,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:58,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:58,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:59,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:59,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:08:59,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:01,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:03,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:03,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-12 17:09:03,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:09:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 17:09:03,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-12 17:09:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-12 17:09:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 162 [2020-10-12 17:09:03,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:04,874 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:09:04,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:09:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:04,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:04,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:04,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:09:04,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:04,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:09:04,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:04,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:09:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:04,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:04,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:04,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:09:04,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:04,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:09:04,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:04,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:04,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:04,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:04,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:04,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:09:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:04,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:04,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:04,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:09:04,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:04,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:09:04,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:04,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:04,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:04,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:04,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:04,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:09:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:04,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:04,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:04,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:09:04,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:04,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:04,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:04,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:04,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:04,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:09:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:05,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:05,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:05,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:05,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:05,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:05,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:06,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:09:10,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:09:10,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 17:09:10,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:09:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-12 17:09:10,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:10,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:09:10,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:09:10,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:09:10,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:09:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:09:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:09:10,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:09:10,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-12 17:09:10,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:09:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 17:09:10,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:09:10,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:09:10,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:09:10,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:09:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:09:10,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:09:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:09:10,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:09:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:09:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:09:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:09:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:09:10,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:09:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:10,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:10,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:10,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:09:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:09:10,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:09:10,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:09:10,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:09:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:10,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:10,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:10,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 17:09:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:10,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:09:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:10,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:10,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:10,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:10,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:10,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:10,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:10,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 17:09:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:10,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:11,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:11,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:11,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:11,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:09:11,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:09:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:11,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:09:11,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:09:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:11,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:11,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:09:11,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:11,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:09:11,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:11,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:09:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:11,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:11,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:11,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:09:11,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:11,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:09:11,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:11,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:09:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:11,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:09:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:11,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:11,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:11,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:09:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:09:11,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:11,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-12 17:09:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:09:11,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:09:11,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:09:11,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:09:11,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:09:11,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:09:11,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:09:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:09:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:09:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:09:11,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:09:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:09:11,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575621246] [2020-10-12 17:09:11,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:09:11,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-10-12 17:09:11,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915474587] [2020-10-12 17:09:11,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-10-12 17:09:11,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:09:11,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-10-12 17:09:11,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=1041, Unknown=0, NotChecked=0, Total=1122 [2020-10-12 17:09:11,234 INFO L87 Difference]: Start difference. First operand 503 states and 685 transitions. Second operand 34 states. [2020-10-12 17:09:15,010 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:09:16,905 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:19,396 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:09:20,794 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:22,244 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:23,632 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:28,060 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:29,526 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 552 [2020-10-12 17:09:31,155 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:34,276 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:41,365 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:09:46,063 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-12 17:09:47,962 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 545 [2020-10-12 17:09:49,712 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:09:51,109 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:09:53,354 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:09:59,224 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:10:00,658 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:10:02,073 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:10:03,493 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:10:04,959 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:10:06,475 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:10:08,119 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-12 17:10:09,616 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-12 17:10:27,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:10:27,986 INFO L93 Difference]: Finished difference Result 1351 states and 2055 transitions. [2020-10-12 17:10:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-10-12 17:10:27,987 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 166 [2020-10-12 17:10:27,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:10:27,997 INFO L225 Difference]: With dead ends: 1351 [2020-10-12 17:10:27,997 INFO L226 Difference]: Without dead ends: 1163 [2020-10-12 17:10:28,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2765 ImplicationChecksByTransitivity, 38.6s TimeCoverageRelationStatistics Valid=1687, Invalid=10085, Unknown=0, NotChecked=0, Total=11772 [2020-10-12 17:10:28,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1163 states. [2020-10-12 17:10:28,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1163 to 741. [2020-10-12 17:10:28,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2020-10-12 17:10:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1021 transitions. [2020-10-12 17:10:28,268 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1021 transitions. Word has length 166 [2020-10-12 17:10:28,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:10:28,269 INFO L479 AbstractCegarLoop]: Abstraction has 741 states and 1021 transitions. [2020-10-12 17:10:28,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-10-12 17:10:28,270 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1021 transitions. [2020-10-12 17:10:28,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-10-12 17:10:28,273 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:10:28,273 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:10:28,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:10:28,274 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:10:28,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:10:28,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1568106007, now seen corresponding path program 1 times [2020-10-12 17:10:28,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:10:28,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [978681620] [2020-10-12 17:10:28,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:10:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:28,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:28,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:28,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:28,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:29,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:29,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:33,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-12 17:10:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:34,748 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-12 17:10:34,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:10:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:34,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:10:34,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:34,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:10:34,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:34,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:34,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:34,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:10:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:34,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:34,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:10:34,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:34,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:34,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:34,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:34,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:34,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:34,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:10:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:34,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:34,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:10:34,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:34,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:34,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:34,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:34,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:10:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:34,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:34,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:10:34,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:34,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:34,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:10:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:34,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:34,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:10:35,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:10:35,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 481 [2020-10-12 17:10:35,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:10:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-12 17:10:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:10:35,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:10:35,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:10:35,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:10:35,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:35,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:35,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:10:35,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:35,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:10:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:35,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:10:35,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:10:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:10:35,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:10:35,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:10:35,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:35,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:10:35,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:35,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:10:35,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:10:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:10:35,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:10:35,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:35,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:35,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:10:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:10:35,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:10:35,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:35,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:10:35,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:10:35,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:10:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:10:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:35,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:10:35,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:35,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:10:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:35,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:35,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:35,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:35,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:35,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:35,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:35,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:10:35,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:35,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:10:35,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:10:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:10:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:10:36,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:36,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:10:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:10:36,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:10:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:10:36,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:10:36,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:10:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:10:36,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:10:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:10:36,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 17:10:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:10:36,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:10:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:10:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 17:10:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:10:36,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:10:36,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 17:10:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:10:36,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:10:36,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:10:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:36,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:10:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:10:36,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:36,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:10:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:36,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:10:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:10:36,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-12 17:10:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:10:36,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:10:36,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:10:36,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:10:36,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:10:36,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:10:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:10:36,583 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [978681620] [2020-10-12 17:10:36,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:10:36,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2020-10-12 17:10:36,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82547559] [2020-10-12 17:10:36,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-12 17:10:36,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:10:36,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-12 17:10:36,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=979, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 17:10:36,585 INFO L87 Difference]: Start difference. First operand 741 states and 1021 transitions. Second operand 33 states. [2020-10-12 17:10:41,371 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-12 17:10:44,218 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-12 17:10:45,586 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:10:46,987 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:10:48,412 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:10:51,942 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:10:53,491 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-12 17:10:55,198 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-12 17:10:57,736 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:10:59,382 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:11:02,833 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:11:04,665 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:11:08,240 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:11:09,691 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:11:11,804 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:11:13,451 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-12 17:11:17,813 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 546 [2020-10-12 17:11:19,223 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 548