/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_spec9_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:40:55,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:40:55,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:40:55,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:40:55,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:40:55,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:40:55,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:40:55,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:40:55,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:40:55,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:40:55,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:40:55,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:40:55,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:40:55,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:40:55,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:40:55,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:40:55,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:40:55,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:40:55,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:40:55,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:40:55,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:40:55,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:40:55,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:40:55,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:40:55,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:40:55,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:40:55,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:40:55,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:40:55,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:40:55,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:40:55,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:40:55,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:40:55,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:40:55,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:40:55,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:40:55,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:40:55,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:40:55,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:40:55,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:40:55,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:40:55,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:40:55,497 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 17:40:55,532 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:40:55,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:40:55,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:40:55,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:40:55,535 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:40:55,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:40:55,535 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:40:55,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:40:55,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:40:55,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:40:55,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:40:55,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:40:55,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:40:55,538 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:40:55,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:40:55,538 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:40:55,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:40:55,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:40:55,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:40:55,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:40:55,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:40:55,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:40:55,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:40:55,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:40:55,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:40:55,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:40:55,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:40:55,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:40:55,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:40:55,540 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 17:40:55,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:40:55,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:40:55,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:40:55,833 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:40:55,833 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:40:55,834 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product20.cil.c [2020-10-12 17:40:55,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab1a7e123/9e203ffda96f41d5803743c298faade2/FLAG50f7f1461 [2020-10-12 17:40:56,479 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:40:56,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product20.cil.c [2020-10-12 17:40:56,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab1a7e123/9e203ffda96f41d5803743c298faade2/FLAG50f7f1461 [2020-10-12 17:40:56,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab1a7e123/9e203ffda96f41d5803743c298faade2 [2020-10-12 17:40:56,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:40:56,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:40:56,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:40:56,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:40:56,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:40:56,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:40:56" (1/1) ... [2020-10-12 17:40:56,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e3fcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:56, skipping insertion in model container [2020-10-12 17:40:56,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:40:56" (1/1) ... [2020-10-12 17:40:56,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:40:56,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:40:57,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:40:57,607 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:40:57,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:40:57,866 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:40:57,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57 WrapperNode [2020-10-12 17:40:57,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:40:57,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:40:57,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:40:57,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:40:57,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:57,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:57,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:57,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:57,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:57,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:58,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (1/1) ... [2020-10-12 17:40:58,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:40:58,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:40:58,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:40:58,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:40:58,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (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 17:40:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:40:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:40:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:40:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:40:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:40:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:40:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:40:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:40:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:40:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:40:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:40:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:40:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:40:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:40:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:40:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:40:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:40:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:40:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:40:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:40:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:40:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:40:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:40:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:40:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:40:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:40:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:40:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:40:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-12 17:40:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-12 17:40:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:40:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:40:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:40:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:40:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:40:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:40:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:40:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:40:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:40:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:40:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:40:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:40:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:40:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:40:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:40:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:40:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:40:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:40:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:40:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:40:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:40:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:40:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:40:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:40:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:40:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:40:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:40:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:40:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:40:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:40:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:40:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:40:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:40:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:40:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:40:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:40:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:40:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:40:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:40:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:40:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:40:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:40:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:40:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:40:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:40:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:40:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:40:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-12 17:40:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:40:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:40:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:40:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:40:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:40:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:40:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:40:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:40:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:40:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:40:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:40:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:40:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:40:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:40:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:41:00,110 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:41:00,111 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:41:00,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:41:00 BoogieIcfgContainer [2020-10-12 17:41:00,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:41:00,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:41:00,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:41:00,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:41:00,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:40:56" (1/3) ... [2020-10-12 17:41:00,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f933774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:41:00, skipping insertion in model container [2020-10-12 17:41:00,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:40:57" (2/3) ... [2020-10-12 17:41:00,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f933774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:41:00, skipping insertion in model container [2020-10-12 17:41:00,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:41:00" (3/3) ... [2020-10-12 17:41:00,128 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product20.cil.c [2020-10-12 17:41:00,138 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:41:00,148 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:41:00,162 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:41:00,190 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:41:00,190 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:41:00,190 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:41:00,190 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:41:00,190 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:41:00,190 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:41:00,191 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:41:00,191 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:41:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states. [2020-10-12 17:41:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-12 17:41:00,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:41:00,245 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] [2020-10-12 17:41:00,245 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:41:00,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:41:00,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1483923005, now seen corresponding path program 1 times [2020-10-12 17:41:00,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:41:00,261 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741018792] [2020-10-12 17:41:00,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:41:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:01,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:01,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:01,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:01,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:01,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:05,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:05,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-12 17:41:05,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:41:05,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-12 17:41:05,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:05,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:05,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-12 17:41:05,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:41:05,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:41:07,656 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:41:07,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:41:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:07,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:07,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:41:07,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:07,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:41:07,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:07,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:07,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:07,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:41:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:07,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:07,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:41:07,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:07,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:07,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:07,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:07,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:41:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:07,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:07,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:41:07,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:07,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:07,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:07,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:07,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:07,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:41:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:07,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:07,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:41:07,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:07,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:07,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:07,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:07,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:07,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:07,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:07,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:41:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:07,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:07,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:08,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:12,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:12,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:41:12,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:41:12,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:41:12,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:12,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:12,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:41:12,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:41:12,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:12,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:12,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:12,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:12,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:41:12,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:12,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:41:12,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:12,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:12,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:12,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:12,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:12,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:12,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:41:12,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:12,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:41:12,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:12,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:12,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:12,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:12,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:12,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:12,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:12,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:12,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:12,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:12,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:12,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:12,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:12,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:12,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:12,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:41:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:12,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:12,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:12,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:12,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:41:12,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:12,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:12,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:41:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:12,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:41:13,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:41:13,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-12 17:41:13,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:41:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:41:13,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:13,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:41:13,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 17:41:13,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:41:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:41:13,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:13,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:41:13,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:41:13,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:41:13,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:41:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:41:13,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:41:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:41:13,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:41:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:41:13,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:41:13,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:41:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:41:13,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:41:13,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:13,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:13,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:41:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:13,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:41:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:41:13,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:41:13,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:41:13,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:41:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:13,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:41:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:13,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:13,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:41:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:41:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:41:13,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:13,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:41:13,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 17:41:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:13,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:13,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 17:41:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:41:13,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:13,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:41:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:13,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:13,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:13,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:13,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:13,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:13,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:13,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:13,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:13,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:13,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:13,712 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 17:41:13,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [741018792] [2020-10-12 17:41:13,714 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:41:13,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:41:13,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855222628] [2020-10-12 17:41:13,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:41:13,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:41:13,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:41:13,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:41:13,740 INFO L87 Difference]: Start difference. First operand 563 states. Second operand 17 states. [2020-10-12 17:41:17,283 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:41:19,481 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:41:20,975 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:41:22,436 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:41:23,882 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:41:43,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:41:43,537 INFO L93 Difference]: Finished difference Result 1399 states and 2106 transitions. [2020-10-12 17:41:43,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 17:41:43,540 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 154 [2020-10-12 17:41:43,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:41:43,574 INFO L225 Difference]: With dead ends: 1399 [2020-10-12 17:41:43,575 INFO L226 Difference]: Without dead ends: 833 [2020-10-12 17:41:43,584 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-12 17:41:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-10-12 17:41:43,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 524. [2020-10-12 17:41:43,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-10-12 17:41:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 719 transitions. [2020-10-12 17:41:43,906 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 719 transitions. Word has length 154 [2020-10-12 17:41:43,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:41:43,906 INFO L479 AbstractCegarLoop]: Abstraction has 524 states and 719 transitions. [2020-10-12 17:41:43,907 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:41:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 719 transitions. [2020-10-12 17:41:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-12 17:41:43,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:41:43,912 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] [2020-10-12 17:41:43,913 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:41:43,913 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:41:43,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:41:43,913 INFO L82 PathProgramCache]: Analyzing trace with hash -697347317, now seen corresponding path program 1 times [2020-10-12 17:41:43,914 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:41:43,914 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1488455148] [2020-10-12 17:41:43,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:41:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:44,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:44,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:44,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:44,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:44,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:49,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:49,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-12 17:41:49,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:41:49,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-12 17:41:49,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:49,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:49,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-12 17:41:49,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:41:49,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:50,435 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:41:50,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:41:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:50,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:50,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:41:50,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:50,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 17:41:50,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:50,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:50,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:50,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:50,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:50,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:41:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:50,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:50,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:41:50,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:50,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:41:50,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:50,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:50,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:50,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:50,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:50,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:41:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:50,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:50,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:41:50,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:50,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:41:50,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:50,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:50,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:50,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:50,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:41:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:50,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:50,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:41:50,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:50,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:50,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:41:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:50,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:50,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:51,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:41:55,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:41:55,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 17:41:55,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:55,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:41:55,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:41:55,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:41:55,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:41:55,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:55,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:55,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:41:55,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:55,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:55,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:55,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:55,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:55,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:55,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:55,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:41:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:55,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:55,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:55,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:55,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:41:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:41:55,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:41:55,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 17:41:55,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:41:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:41:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:41:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:41:55,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:41:55,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:41:55,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:41:55,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:41:55,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:41:55,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:41:55,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:55,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:41:55,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:55,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:41:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:55,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:55,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:55,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:55,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:41:55,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:41:55,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:41:55,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:41:55,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:55,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:41:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:55,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:41:56,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:41:56,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:41:56,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:41:56,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:41:56,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:56,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:56,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:56,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:41:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:56,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:56,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:41:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:41:56,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:41:56,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:41:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:41:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:56,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:56,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:41:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:56,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:41:56,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:56,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:41:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:56,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:56,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:41:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:56,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:41:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:41:56,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:56,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:41:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 17:41:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:56,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:56,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 17:41:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:41:56,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:56,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:41:56,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:41:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:41:56,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:41:56,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:41:56,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:41:56,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:41:56,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:41:56,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:41:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:41:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:41:56,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:41:56,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:41:56,413 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 17:41:56,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1488455148] [2020-10-12 17:41:56,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:41:56,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:41:56,415 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139747510] [2020-10-12 17:41:56,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:41:56,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:41:56,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:41:56,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:41:56,419 INFO L87 Difference]: Start difference. First operand 524 states and 719 transitions. Second operand 17 states. [2020-10-12 17:42:00,286 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:42:02,124 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:42:03,930 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 571 [2020-10-12 17:42:20,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:42:20,043 INFO L93 Difference]: Finished difference Result 1319 states and 1945 transitions. [2020-10-12 17:42:20,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 17:42:20,044 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 156 [2020-10-12 17:42:20,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:42:20,056 INFO L225 Difference]: With dead ends: 1319 [2020-10-12 17:42:20,056 INFO L226 Difference]: Without dead ends: 846 [2020-10-12 17:42:20,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2020-10-12 17:42:20,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-10-12 17:42:20,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 531. [2020-10-12 17:42:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2020-10-12 17:42:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 731 transitions. [2020-10-12 17:42:20,307 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 731 transitions. Word has length 156 [2020-10-12 17:42:20,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:42:20,307 INFO L479 AbstractCegarLoop]: Abstraction has 531 states and 731 transitions. [2020-10-12 17:42:20,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:42:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 731 transitions. [2020-10-12 17:42:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-12 17:42:20,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:42:20,311 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] [2020-10-12 17:42:20,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:42:20,311 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:42:20,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:42:20,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1434910184, now seen corresponding path program 1 times [2020-10-12 17:42:20,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:42:20,312 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2069307082] [2020-10-12 17:42:20,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:42:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:20,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:20,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:20,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:21,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:22,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:22,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:25,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:25,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 17:42:25,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:42:25,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:42:25,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:25,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 17:42:25,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:42:25,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-12 17:42:25,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:26,994 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 568 [2020-10-12 17:42:26,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:42:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:27,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:27,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:42:27,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:27,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 17:42:27,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:27,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:27,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:27,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:42:27,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:27,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:42:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:27,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:27,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:42:27,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:27,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:27,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:27,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:27,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:27,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:42:27,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:27,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:42:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:27,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:27,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:27,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:42:27,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:27,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:42:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:27,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:27,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:42:27,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:27,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:27,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:27,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:27,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:27,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:42:27,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:27,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:42:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:27,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:27,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:28,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:42:32,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:42:32,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:42:32,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:42:32,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 17:42:32,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:42:32,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:42:32,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:42:32,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:32,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:32,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:32,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:32,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:42:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:32,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:42:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:42:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:42:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-12 17:42:32,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:42:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 17:42:32,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:42:32,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:42:32,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:42:32,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:42:32,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:42:32,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:42:32,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:42:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:42:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:42:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:42:32,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:32,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:42:32,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:42:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:42:32,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:42:32,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:42:32,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:32,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:42:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:32,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:32,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:42:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:42:32,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:42:32,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:42:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:42:32,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:32,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:42:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:32,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:42:32,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:32,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:42:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:32,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:32,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:32,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:32,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:32,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:42:32,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:32,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:42:32,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:32,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:42:32,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:33,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:42:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:33,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:33,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:42:33,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:33,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:42:33,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:33,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 17:42:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:33,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:42:33,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:42:33,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:42:33,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:42:33,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:33,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:42:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:42:33,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:42:33,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:42:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:42:33,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:42:33,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:33,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:42:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:33,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:33,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:42:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:42:33,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:42:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:33,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:33,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:42:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:33,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:42:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:42:33,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:42:33,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:42:33,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:42:33,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:42:33,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:42:33,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:42:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:42:33,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:42:33,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:42:33,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:42:33,336 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 17:42:33,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2069307082] [2020-10-12 17:42:33,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:42:33,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-12 17:42:33,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137507732] [2020-10-12 17:42:33,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-12 17:42:33,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:42:33,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-12 17:42:33,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=857, Unknown=0, NotChecked=0, Total=930 [2020-10-12 17:42:33,339 INFO L87 Difference]: Start difference. First operand 531 states and 731 transitions. Second operand 31 states. [2020-10-12 17:42:38,207 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:42:40,191 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:42:44,216 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-12 17:42:47,313 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2020-10-12 17:42:50,302 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-12 17:42:53,278 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2020-10-12 17:42:56,378 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-12 17:42:59,513 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2020-10-12 17:43:02,963 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 574 DAG size of output: 572 [2020-10-12 17:43:06,593 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-12 17:43:10,624 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-12 17:43:13,843 WARN L193 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 580 DAG size of output: 578 [2020-10-12 17:43:17,022 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-12 17:43:21,670 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-12 17:43:26,748 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-12 17:43:29,041 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 570 [2020-10-12 17:43:34,661 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2020-10-12 17:43:37,902 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 576 DAG size of output: 574 [2020-10-12 17:43:41,077 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 579 DAG size of output: 577 [2020-10-12 17:43:44,257 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 579 DAG size of output: 577 [2020-10-12 17:43:47,472 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 579 DAG size of output: 577 [2020-10-12 17:43:50,467 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 577 DAG size of output: 575 [2020-10-12 17:43:53,499 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 580 DAG size of output: 578 [2020-10-12 17:43:56,770 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2020-10-12 17:44:00,590 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:44:03,761 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:44:08,077 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 572 [2020-10-12 17:44:09,722 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 573 [2020-10-12 17:44:11,264 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:44:17,376 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 579 DAG size of output: 577