/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:17:15,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:17:15,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:17:15,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:17:15,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:17:15,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:17:15,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:17:15,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:17:15,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:17:15,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:17:15,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:17:15,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:17:15,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:17:15,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:17:15,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:17:15,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:17:15,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:17:15,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:17:15,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:17:15,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:17:15,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:17:15,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:17:15,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:17:15,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:17:15,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:17:15,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:17:15,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:17:15,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:17:15,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:17:15,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:17:15,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:17:15,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:17:15,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:17:15,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:17:15,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:17:15,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:17:15,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:17:15,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:17:15,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:17:15,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:17:15,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:17:15,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:17:15,596 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:17:15,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:17:15,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:17:15,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:17:15,600 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:17:15,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:17:15,600 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:17:15,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:17:15,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:17:15,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:17:15,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:17:15,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:17:15,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:17:15,603 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:17:15,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:17:15,603 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:17:15,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:17:15,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:17:15,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:17:15,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:17:15,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:17:15,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:17:15,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:17:15,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:17:15,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:17:15,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:17:15,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:17:15,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:17:15,607 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:17:15,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:17:16,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:17:16,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:17:16,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:17:16,135 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:17:16,136 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:17:16,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product28.cil.c [2020-10-27 03:17:16,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2ba1f57a/914008f076d54ed5a9951f6dd69e815d/FLAGe557b0466 [2020-10-27 03:17:16,974 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:17:16,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product28.cil.c [2020-10-27 03:17:17,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2ba1f57a/914008f076d54ed5a9951f6dd69e815d/FLAGe557b0466 [2020-10-27 03:17:17,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2ba1f57a/914008f076d54ed5a9951f6dd69e815d [2020-10-27 03:17:17,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:17:17,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:17:17,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:17:17,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:17:17,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:17:17,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:17:17" (1/1) ... [2020-10-27 03:17:17,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8b87d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:17, skipping insertion in model container [2020-10-27 03:17:17,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:17:17" (1/1) ... [2020-10-27 03:17:17,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:17:17,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:17:18,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:17:18,049 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:17:18,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:17:18,275 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:17:18,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18 WrapperNode [2020-10-27 03:17:18,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:17:18,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:17:18,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:17:18,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:17:18,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... [2020-10-27 03:17:18,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:17:18,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:17:18,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:17:18,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:17:18,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:17:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 03:17:18,535 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2020-10-27 03:17:18,536 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 03:17:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 03:17:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 03:17:18,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 03:17:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 03:17:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 03:17:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:17:18,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 03:17:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 03:17:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 03:17:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 03:17:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 03:17:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 03:17:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 03:17:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:17:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:17:18,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 03:17:18,553 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 03:17:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 03:17:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 03:17:18,556 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 03:17:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 03:17:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 03:17:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 03:17:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 03:17:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:17:18,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:17:18,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 03:17:18,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 03:17:18,565 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 03:17:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 03:17:18,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:17:18,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:17:18,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:17:20,812 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:17:20,812 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 03:17:20,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:17:20 BoogieIcfgContainer [2020-10-27 03:17:20,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:17:20,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:17:20,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:17:20,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:17:20,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:17:17" (1/3) ... [2020-10-27 03:17:20,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cfb744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:17:20, skipping insertion in model container [2020-10-27 03:17:20,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:17:18" (2/3) ... [2020-10-27 03:17:20,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16cfb744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:17:20, skipping insertion in model container [2020-10-27 03:17:20,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:17:20" (3/3) ... [2020-10-27 03:17:20,827 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product28.cil.c [2020-10-27 03:17:20,840 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:17:20,847 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:17:20,861 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:17:20,908 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:17:20,911 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:17:20,912 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:17:20,912 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:17:20,912 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:17:20,912 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:17:20,913 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:17:20,913 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:17:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states. [2020-10-27 03:17:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 03:17:21,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:17:21,013 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:17:21,014 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:17:21,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:17:21,021 INFO L82 PathProgramCache]: Analyzing trace with hash -956700796, now seen corresponding path program 1 times [2020-10-27 03:17:21,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:17:21,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1115076504] [2020-10-27 03:17:21,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:17:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:21,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:21,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:22,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:22,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:22,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:26,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:26,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:26,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 03:17:26,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:17:26,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 03:17:26,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:17:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:17:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:17:26,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:17:29,066 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 03:17:29,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:17:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:29,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:29,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:29,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:29,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:17:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:29,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:29,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:29,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:29,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:29,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:17:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:29,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:29,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:17:29,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:29,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:29,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:29,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:29,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:17:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:29,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:29,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:29,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:29,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:29,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:17:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:29,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:17:34,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:17:34,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 03:17:34,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:17:34,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:17:34,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:17:34,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:17:34,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:17:34,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:17:34,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:34,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:17:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:17:34,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:17:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:17:34,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:17:34,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 03:17:34,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:17:34,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:17:34,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:17:34,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:17:34,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 03:17:34,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:17:34,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:17:34,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:17:34,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:17:34,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:17:34,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:17:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:17:34,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:17:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:17:34,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:17:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:17:34,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:17:34,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:17:34,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:17:34,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:34,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:17:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:17:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:17:34,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:17:34,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:17:34,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:34,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:34,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:34,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:34,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:34,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:34,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:17:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:35,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:35,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:17:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:17:35,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:17:35,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:17:35,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:17:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:17:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:17:35,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 03:17:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:17:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:17:35,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:17:35,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:17:35,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 03:17:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:17:35,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:17:35,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 03:17:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:17:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 03:17:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:17:35,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:17:35,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:17:35,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:17:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:17:35,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:17:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:17:35,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1115076504] [2020-10-27 03:17:35,213 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:17:35,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 03:17:35,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92578721] [2020-10-27 03:17:35,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 03:17:35,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:17:35,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 03:17:35,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:17:35,239 INFO L87 Difference]: Start difference. First operand 517 states. Second operand 18 states. [2020-10-27 03:17:39,802 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 03:17:43,248 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 03:17:45,538 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:17:47,934 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:17:50,441 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:18:12,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:18:12,633 INFO L93 Difference]: Finished difference Result 1380 states and 2027 transitions. [2020-10-27 03:18:12,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-10-27 03:18:12,635 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 159 [2020-10-27 03:18:12,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:18:12,681 INFO L225 Difference]: With dead ends: 1380 [2020-10-27 03:18:12,681 INFO L226 Difference]: Without dead ends: 786 [2020-10-27 03:18:12,693 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1952 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=1158, Invalid=4694, Unknown=0, NotChecked=0, Total=5852 [2020-10-27 03:18:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2020-10-27 03:18:13,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 477. [2020-10-27 03:18:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2020-10-27 03:18:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 634 transitions. [2020-10-27 03:18:13,039 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 634 transitions. Word has length 159 [2020-10-27 03:18:13,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:18:13,040 INFO L481 AbstractCegarLoop]: Abstraction has 477 states and 634 transitions. [2020-10-27 03:18:13,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 03:18:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 634 transitions. [2020-10-27 03:18:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 03:18:13,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:18:13,046 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:18:13,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:18:13,047 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:18:13,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:18:13,048 INFO L82 PathProgramCache]: Analyzing trace with hash 659525587, now seen corresponding path program 1 times [2020-10-27 03:18:13,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:18:13,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669350335] [2020-10-27 03:18:13,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:18:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:13,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:13,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:13,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:13,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:13,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:16,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:18,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:18:18,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 03:18:18,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:18:18,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:20,420 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 03:18:20,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:18:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:20,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:20,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:20,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:18:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:20,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:18:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:18:20,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:20,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:18:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:20,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:20,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:20,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:20,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:18:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:20,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:20,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:18:20,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:20,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:20,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:20,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:20,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:20,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:20,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:20,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:18:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:20,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:20,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:18:25,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:18:25,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 03:18:25,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:18:25,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 03:18:25,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 03:18:25,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:18:25,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:18:25,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:18:25,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:18:25,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:25,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:25,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:18:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:25,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:25,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:18:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:18:25,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:18:25,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 03:18:25,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:18:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:18:25,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:18:25,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:18:25,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:18:25,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:18:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:18:25,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:18:25,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:25,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:18:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:25,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:18:25,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:18:25,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:18:25,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:18:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:18:25,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:18:25,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-27 03:18:25,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:18:25,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:18:25,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:25,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:25,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:25,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:18:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:25,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:25,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:25,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:25,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:25,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:25,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:25,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:18:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:18:26,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:18:26,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 03:18:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:26,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:18:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:26,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:18:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 03:18:26,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:18:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:18:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:18:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:18:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 03:18:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:18:26,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:18:26,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:18:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:18:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:18:26,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 03:18:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:26,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:26,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:18:26,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:18:26,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:18:26,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:18:26,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:18:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:18:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:18:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:18:26,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:18:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:18:26,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669350335] [2020-10-27 03:18:26,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:18:26,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 03:18:26,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027327804] [2020-10-27 03:18:26,296 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 03:18:26,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:18:26,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 03:18:26,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:18:26,298 INFO L87 Difference]: Start difference. First operand 477 states and 634 transitions. Second operand 16 states. [2020-10-27 03:18:30,678 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 03:18:33,462 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 03:18:35,777 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:18:38,556 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:18:58,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:18:58,174 INFO L93 Difference]: Finished difference Result 1216 states and 1726 transitions. [2020-10-27 03:18:58,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 03:18:58,179 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 161 [2020-10-27 03:18:58,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:18:58,187 INFO L225 Difference]: With dead ends: 1216 [2020-10-27 03:18:58,187 INFO L226 Difference]: Without dead ends: 788 [2020-10-27 03:18:58,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=457, Invalid=1523, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 03:18:58,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2020-10-27 03:18:58,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 479. [2020-10-27 03:18:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-27 03:18:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 637 transitions. [2020-10-27 03:18:58,487 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 637 transitions. Word has length 161 [2020-10-27 03:18:58,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:18:58,487 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 637 transitions. [2020-10-27 03:18:58,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 03:18:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 637 transitions. [2020-10-27 03:18:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 03:18:58,491 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:18:58,491 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:18:58,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:18:58,492 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:18:58,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:18:58,492 INFO L82 PathProgramCache]: Analyzing trace with hash -2066431457, now seen corresponding path program 1 times [2020-10-27 03:18:58,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:18:58,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [220298389] [2020-10-27 03:18:58,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:18:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:18:58,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:58,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:59,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:18:59,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:01,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:02,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:03,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:19:03,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-27 03:19:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:06,492 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-27 03:19:06,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:19:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:06,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:06,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:19:06,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:19:06,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:06,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:19:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:06,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:06,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:06,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:06,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:19:06,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:06,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:19:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:06,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:19:06,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:06,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:06,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:19:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:06,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:19:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:06,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:06,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:19:06,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:06,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:06,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:06,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:19:06,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:06,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:19:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:06,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:06,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:07,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:11,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:11,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 03:19:11,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:19:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 03:19:11,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:19:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 03:19:11,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:11,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:11,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:11,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:11,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:19:11,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:11,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:19:11,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:11,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:11,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:11,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:11,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:11,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:11,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:11,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:11,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:11,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:11,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:19:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 03:19:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:19:12,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:19:12,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-27 03:19:12,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:19:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 03:19:12,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:19:12,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:19:12,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:12,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:19:12,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:19:12,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 03:19:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:19:12,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:19:12,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:19:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:19:12,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:19:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 03:19:12,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:19:12,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:12,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:19:12,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:19:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:19:12,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:19:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:19:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:19:12,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:19:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:19:12,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:19:12,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:19:12,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 03:19:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 03:19:12,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:19:12,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:19:12,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:19:12,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:19:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:12,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 03:19:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:19:12,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:19:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:19:12,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 03:19:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:12,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:19:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 03:19:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 03:19:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:19:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:19:12,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 03:19:12,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:19:12,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:19:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 03:19:12,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [220298389] [2020-10-27 03:19:12,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:19:12,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-27 03:19:12,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463379356] [2020-10-27 03:19:12,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-27 03:19:12,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:19:12,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-27 03:19:12,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=792, Unknown=0, NotChecked=0, Total=870 [2020-10-27 03:19:12,992 INFO L87 Difference]: Start difference. First operand 479 states and 637 transitions. Second operand 30 states. [2020-10-27 03:19:18,165 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 588 [2020-10-27 03:19:21,662 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:19:24,685 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:19:27,161 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:19:29,627 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 590 [2020-10-27 03:19:32,521 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:19:34,981 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:19:38,132 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:19:41,163 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:19:43,657 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:19:46,255 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:19:50,063 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:19:54,272 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:19:57,187 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-27 03:20:03,216 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:20:06,061 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:20:08,803 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:20:11,648 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:20:15,414 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:20:18,499 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:20:21,229 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 03:20:23,921 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 594 [2020-10-27 03:20:27,711 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:20:30,661 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:20:33,573 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 593 [2020-10-27 03:20:38,245 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:20:40,896 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:20:47,226 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 591 [2020-10-27 03:20:50,225 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 592 [2020-10-27 03:20:52,848 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 593