/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_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:23:02,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:23:02,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:23:02,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:23:02,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:23:02,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:23:02,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:23:02,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:23:02,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:23:02,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:23:02,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:23:02,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:23:02,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:23:02,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:23:02,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:23:02,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:23:02,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:23:02,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:23:02,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:23:02,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:23:02,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:23:02,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:23:02,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:23:02,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:23:02,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:23:02,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:23:02,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:23:02,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:23:02,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:23:02,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:23:02,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:23:02,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:23:02,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:23:02,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:23:02,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:23:02,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:23:02,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:23:02,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:23:02,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:23:02,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:23:02,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:23:02,089 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 17:23:02,111 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:23:02,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:23:02,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:23:02,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:23:02,113 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:23:02,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:23:02,114 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:23:02,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:23:02,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:23:02,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:23:02,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:23:02,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:23:02,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:23:02,115 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:23:02,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:23:02,115 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:23:02,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:23:02,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:23:02,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:23:02,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:23:02,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:23:02,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:23:02,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:23:02,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:23:02,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:23:02,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:23:02,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:23:02,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:23:02,118 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:23:02,118 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 17:23:02,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:23:02,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:23:02,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:23:02,435 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:23:02,436 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:23:02,437 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product23.cil.c [2020-10-12 17:23:02,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1805d3714/2e28beea5b6148a3aa085b58173f9797/FLAG679913187 [2020-10-12 17:23:03,089 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:23:03,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec4_product23.cil.c [2020-10-12 17:23:03,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1805d3714/2e28beea5b6148a3aa085b58173f9797/FLAG679913187 [2020-10-12 17:23:03,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1805d3714/2e28beea5b6148a3aa085b58173f9797 [2020-10-12 17:23:03,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:23:03,311 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:23:03,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:23:03,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:23:03,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:23:03,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:23:03" (1/1) ... [2020-10-12 17:23:03,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec48d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:03, skipping insertion in model container [2020-10-12 17:23:03,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:23:03" (1/1) ... [2020-10-12 17:23:03,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:23:03,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:23:04,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:23:04,239 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:23:04,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:23:04,417 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:23:04,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04 WrapperNode [2020-10-12 17:23:04,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:23:04,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:23:04,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:23:04,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:23:04,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (1/1) ... [2020-10-12 17:23:04,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:23:04,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:23:04,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:23:04,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:23:04,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (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 17:23:04,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:23:04,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:23:04,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:23:04,739 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:23:04,739 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:23:04,740 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:23:04,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:23:04,741 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:23:04,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:23:04,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:23:04,742 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:23:04,742 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:23:04,742 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:23:04,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:23:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:23:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:23:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:23:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:23:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:23:04,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:23:04,744 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:23:04,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:23:04,744 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:23:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:23:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:23:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:23:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:23:04,745 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:23:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:23:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:23:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:23:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:23:04,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:23:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:23:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:23:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:23:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:23:04,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:23:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:23:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:23:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:23:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-12 17:23:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:23:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:23:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2020-10-12 17:23:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-12 17:23:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:23:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:23:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:23:04,751 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:23:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:23:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:23:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:23:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:23:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:23:04,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:23:04,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:23:04,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:23:04,756 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:23:04,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:23:04,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:23:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:23:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:23:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:23:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:23:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:23:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:23:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:23:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:23:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:23:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:23:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:23:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:23:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:23:04,762 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:23:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:23:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:23:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:23:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:23:04,763 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:23:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:23:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:23:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:23:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:23:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:23:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:23:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2020-10-12 17:23:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:23:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-12 17:23:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:23:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:23:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:23:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:23:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:23:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:23:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:23:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:23:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:23:06,885 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:23:06,885 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:23:06,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:23:06 BoogieIcfgContainer [2020-10-12 17:23:06,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:23:06,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:23:06,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:23:06,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:23:06,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:23:03" (1/3) ... [2020-10-12 17:23:06,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7270ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:23:06, skipping insertion in model container [2020-10-12 17:23:06,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:23:04" (2/3) ... [2020-10-12 17:23:06,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7270ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:23:06, skipping insertion in model container [2020-10-12 17:23:06,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:23:06" (3/3) ... [2020-10-12 17:23:06,903 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product23.cil.c [2020-10-12 17:23:06,914 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:23:06,925 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:23:06,939 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:23:06,968 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:23:06,968 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:23:06,968 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:23:06,968 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:23:06,968 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:23:06,969 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:23:06,969 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:23:06,969 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:23:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states. [2020-10-12 17:23:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-12 17:23:07,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:23:07,023 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:23:07,023 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:23:07,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:23:07,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1052555921, now seen corresponding path program 1 times [2020-10-12 17:23:07,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:23:07,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904374174] [2020-10-12 17:23:07,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:23:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:07,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:07,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:08,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:08,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:08,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:12,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:12,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-12 17:23:12,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:23:12,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-12 17:23:12,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:12,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:23:12,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 17:23:12,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 17:23:12,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 17:23:14,458 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:23:14,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:23:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:14,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:14,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:23:14,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:14,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-12 17:23:14,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:14,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:14,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:14,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:14,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:14,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:23:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:14,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:14,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:23:14,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:14,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:14,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:14,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:14,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:14,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:14,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:14,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:23:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:14,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:14,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:23:14,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:14,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:14,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:14,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:14,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:14,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:14,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:23:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:14,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:14,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:23:14,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:14,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:14,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:14,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:14,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:14,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:14,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:23:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:14,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:15,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:15,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:23:19,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:23:19,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 17:23:19,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:23:19,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-12 17:23:19,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:23:19,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:23:19,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:23:19,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:23:19,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:23:19,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:19,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:23:19,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:23:19,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:23:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:19,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:19,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:23:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:23:19,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:23:19,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:23:19,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:23:19,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:19,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:19,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:23:19,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:23:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:19,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:19,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:19,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:19,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:19,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:19,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:23:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:19,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:19,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:19,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:23:19,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:23:19,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-12 17:23:19,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:19,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:23:19,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:23:19,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:23:19,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:23:20,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:23:20,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:23:20,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:23:20,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:23:20,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:23:20,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:23:20,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:23:20,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:23:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:23:20,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:23:20,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:23:20,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:23:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:23:20,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:23:20,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:23:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:23:20,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:23:20,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:23:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:23:20,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:23:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:23:20,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:23:20,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:23:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:23:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:23:20,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:23:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:23:20,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:23:20,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:23:20,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:23:20,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:23:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:23:20,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:23:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:23:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:23:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:23:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-12 17:23:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:23:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-12 17:23:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:23:20,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:23:20,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:23:20,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:23:20,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:23:20,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:23:20,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:23:20,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:23:20,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:23:20,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:23:20,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:23:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 17:23:20,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904374174] [2020-10-12 17:23:20,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:23:20,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:23:20,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497195016] [2020-10-12 17:23:20,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:23:20,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:23:20,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:23:20,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:23:20,684 INFO L87 Difference]: Start difference. First operand 575 states. Second operand 23 states. [2020-10-12 17:23:23,556 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:23:25,569 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-12 17:23:27,952 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:23:29,926 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:23:31,281 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:23:32,678 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:23:34,048 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:23:41,087 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:23:43,023 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-12 17:23:44,611 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 565 [2020-10-12 17:23:46,069 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:23:51,663 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-12 17:23:57,410 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-12 17:23:58,891 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-12 17:24:00,364 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-12 17:24:32,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:24:32,584 INFO L93 Difference]: Finished difference Result 2562 states and 4254 transitions. [2020-10-12 17:24:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2020-10-12 17:24:32,587 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 157 [2020-10-12 17:24:32,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:24:32,626 INFO L225 Difference]: With dead ends: 2562 [2020-10-12 17:24:32,627 INFO L226 Difference]: Without dead ends: 1810 [2020-10-12 17:24:32,645 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6183 ImplicationChecksByTransitivity, 27.3s TimeCoverageRelationStatistics Valid=2817, Invalid=14213, Unknown=0, NotChecked=0, Total=17030 [2020-10-12 17:24:32,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1810 states. [2020-10-12 17:24:33,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1810 to 565. [2020-10-12 17:24:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-10-12 17:24:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 769 transitions. [2020-10-12 17:24:33,050 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 769 transitions. Word has length 157 [2020-10-12 17:24:33,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:24:33,050 INFO L479 AbstractCegarLoop]: Abstraction has 565 states and 769 transitions. [2020-10-12 17:24:33,050 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:24:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 769 transitions. [2020-10-12 17:24:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-12 17:24:33,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:24:33,058 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:24:33,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:24:33,059 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:24:33,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:24:33,060 INFO L82 PathProgramCache]: Analyzing trace with hash 2077241229, now seen corresponding path program 1 times [2020-10-12 17:24:33,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:24:33,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1658860200] [2020-10-12 17:24:33,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:24:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:33,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:33,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:33,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:33,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:33,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:33,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:35,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:38,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:38,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-12 17:24:38,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:24:38,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:24:38,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:24:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 17:24:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:24:38,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:39,498 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:24:39,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:24:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:39,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:39,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:24:39,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:39,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:39,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:24:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:39,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:39,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:24:39,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:39,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:24:39,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:39,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:39,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:39,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:39,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:39,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:24:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:39,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:39,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:24:39,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:39,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:24:39,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:39,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:39,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:24:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:39,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:39,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:24:39,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:39,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:39,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:39,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:39,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:39,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:39,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:39,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:24:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:39,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:39,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:40,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:24:44,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:24:44,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:24:44,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:24:44,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:24:44,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:24:44,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:44,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:24:44,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:44,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:24:44,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:44,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:44,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:24:44,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:44,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:24:44,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:44,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:44,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:44,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:44,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:44,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:44,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:44,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:44,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:44,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:44,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:44,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:24:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:44,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:44,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:44,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:44,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:44,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:44,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:24:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:24:44,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:24:44,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-12 17:24:44,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:24:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:24:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:24:44,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:44,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:44,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:44,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:44,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:24:44,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:24:44,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:24:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:44,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:24:44,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:24:45,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:24:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:24:45,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:24:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:24:45,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:24:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:24:45,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:45,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:24:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:24:45,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:24:45,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-12 17:24:45,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:24:45,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:24:45,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:24:45,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:24:45,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:24:45,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:24:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:24:45,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:45,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:24:45,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:24:45,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:24:45,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:24:45,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:24:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:24:45,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:24:45,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:24:45,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:24:45,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:24:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:24:45,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:24:45,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:24:45,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:45,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:24:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:45,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:24:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:24:45,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:24:45,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 17:24:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:24:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:45,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:24:45,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:24:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:45,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:24:45,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:24:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:24:45,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:24:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-12 17:24:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:24:45,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:24:45,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 17:24:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:24:45,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:24:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:24:45,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 17:24:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:24:45,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:24:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:24:45,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:24:45,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:24:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:24:45,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:24:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:24:45,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:24:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:24:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:24:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-12 17:24:45,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1658860200] [2020-10-12 17:24:45,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:24:45,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-12 17:24:45,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235218954] [2020-10-12 17:24:45,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 17:24:45,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:24:45,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 17:24:45,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2020-10-12 17:24:45,983 INFO L87 Difference]: Start difference. First operand 565 states and 769 transitions. Second operand 24 states. [2020-10-12 17:24:49,664 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:24:51,655 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-12 17:24:53,517 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:24:55,027 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:24:56,563 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:24:58,059 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:25:00,217 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:25:02,631 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-12 17:25:24,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:25:24,282 INFO L93 Difference]: Finished difference Result 1506 states and 2220 transitions. [2020-10-12 17:25:24,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-12 17:25:24,283 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 159 [2020-10-12 17:25:24,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:25:24,290 INFO L225 Difference]: With dead ends: 1506 [2020-10-12 17:25:24,290 INFO L226 Difference]: Without dead ends: 1001 [2020-10-12 17:25:24,295 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1064 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=764, Invalid=4066, Unknown=0, NotChecked=0, Total=4830 [2020-10-12 17:25:24,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2020-10-12 17:25:24,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 555. [2020-10-12 17:25:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-10-12 17:25:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 754 transitions. [2020-10-12 17:25:24,508 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 754 transitions. Word has length 159 [2020-10-12 17:25:24,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:25:24,508 INFO L479 AbstractCegarLoop]: Abstraction has 555 states and 754 transitions. [2020-10-12 17:25:24,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 17:25:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 754 transitions. [2020-10-12 17:25:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-12 17:25:24,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:25:24,513 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:25:24,513 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:25:24,513 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:25:24,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:25:24,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1968462693, now seen corresponding path program 1 times [2020-10-12 17:25:24,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:25:24,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [370336259] [2020-10-12 17:25:24,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:25:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:24,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:24,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:24,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:27,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:29,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:29,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 17:25:29,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:25:29,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-12 17:25:29,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 17:25:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 17:25:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-12 17:25:29,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:30,954 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-12 17:25:30,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:25:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:30,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:30,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:30,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:25:30,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:30,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:25:30,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:30,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:30,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:30,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:31,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:25:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:31,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:31,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:31,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:25:31,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:31,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:31,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:31,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:31,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:31,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:25:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:31,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:31,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:31,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:25:31,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:31,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:31,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:25:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:31,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:31,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:31,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:25:31,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:31,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:31,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:31,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:31,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:25:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:31,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:31,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:31,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:25:33,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:25:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2139 [2020-10-12 17:25:33,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 17:25:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-12 17:25:33,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:25:33,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:25:33,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:25:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:25:33,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:25:33,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:25:33,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:25:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:25:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:25:33,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:25:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:25:33,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 17:25:33,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:25:33,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:25:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:25:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:25:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:25:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:25:33,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:25:33,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:25:33,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:25:33,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:25:33,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:25:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:25:33,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:25:33,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:25:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:25:33,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 17:25:33,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:25:33,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:25:33,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:25:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:25:33,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:25:33,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:25:33,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:25:33,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:25:33,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 17:25:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:25:33,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:25:33,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:25:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:25:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:25:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:25:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:25:33,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:25:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:25:33,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:25:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:25:33,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:33,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 17:25:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:33,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 17:25:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:33,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:33,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:25:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 17:25:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:25:33,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:25:33,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:25:33,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:25:33,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:25:33,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:25:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-12 17:25:33,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [370336259] [2020-10-12 17:25:33,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:25:33,820 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 17:25:33,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047404052] [2020-10-12 17:25:33,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 17:25:33,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:25:33,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 17:25:33,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2020-10-12 17:25:33,821 INFO L87 Difference]: Start difference. First operand 555 states and 754 transitions. Second operand 21 states. [2020-10-12 17:25:36,456 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:25:38,479 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-12 17:25:40,214 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:25:42,040 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-12 17:25:44,827 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 564 DAG size of output: 559 [2020-10-12 17:25:54,642 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:25:56,503 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:25:58,115 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:26:01,154 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 561 DAG size of output: 559 [2020-10-12 17:26:02,809 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-12 17:26:09,434 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 562 [2020-10-12 17:26:11,620 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-12 17:26:14,286 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:26:15,909 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-12 17:26:17,444 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 559