/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:17:18,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:17:18,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:17:18,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:17:18,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:17:18,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:17:18,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:17:18,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:17:18,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:17:18,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:17:18,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:17:18,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:17:18,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:17:18,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:17:18,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:17:18,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:17:18,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:17:18,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:17:18,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:17:18,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:17:18,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:17:18,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:17:18,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:17:18,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:17:18,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:17:18,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:17:18,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:17:18,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:17:18,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:17:18,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:17:18,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:17:18,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:17:18,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:17:18,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:17:18,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:17:18,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:17:18,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:17:18,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:17:18,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:17:18,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:17:18,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:17:18,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:17:18,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:17:18,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:17:18,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:17:18,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:17:18,616 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:17:18,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:17:18,617 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:17:18,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:17:18,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:17:18,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:17:18,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:17:18,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:17:18,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:17:18,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:17:18,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:17:18,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:17:18,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:17:18,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:17:18,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:17:18,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:17:18,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:17:18,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:17:18,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:17:18,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:17:18,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:17:19,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:17:19,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:17:19,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:17:19,108 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:17:19,109 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:17:19,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product16.cil.c [2020-10-29 11:17:19,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853423697/103d57547aae4a4b8ee9f1bae160ec10/FLAG254e1a5e2 [2020-10-29 11:17:19,889 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:17:19,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product16.cil.c [2020-10-29 11:17:19,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853423697/103d57547aae4a4b8ee9f1bae160ec10/FLAG254e1a5e2 [2020-10-29 11:17:20,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853423697/103d57547aae4a4b8ee9f1bae160ec10 [2020-10-29 11:17:20,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:17:20,125 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:17:20,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:17:20,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:17:20,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:17:20,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:17:20" (1/1) ... [2020-10-29 11:17:20,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6006a8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:20, skipping insertion in model container [2020-10-29 11:17:20,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:17:20" (1/1) ... [2020-10-29 11:17:20,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:17:20,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:17:20,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:17:20,828 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:17:21,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:17:21,097 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:17:21,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21 WrapperNode [2020-10-29 11:17:21,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:17:21,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:17:21,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:17:21,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:17:21,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... [2020-10-29 11:17:21,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:17:21,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:17:21,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:17:21,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:17:21,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:17:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:17:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-29 11:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-29 11:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-29 11:17:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-29 11:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-29 11:17:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-29 11:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-29 11:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-29 11:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-29 11:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:17:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:17:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-29 11:17:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-29 11:17:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-29 11:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-29 11:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-29 11:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-29 11:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-29 11:17:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-29 11:17:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-29 11:17:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-29 11:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-29 11:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-29 11:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-29 11:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-29 11:17:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-29 11:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-29 11:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-29 11:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-29 11:17:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:17:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-29 11:17:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-29 11:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:17:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-29 11:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-29 11:17:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-29 11:17:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-29 11:17:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-29 11:17:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-29 11:17:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-29 11:17:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-29 11:17:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-29 11:17:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-29 11:17:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-29 11:17:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-29 11:17:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:17:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:17:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:17:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:17:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:17:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:17:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-29 11:17:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-29 11:17:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-29 11:17:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-29 11:17:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-29 11:17:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-29 11:17:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-29 11:17:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-29 11:17:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-29 11:17:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-29 11:17:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-29 11:17:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-29 11:17:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-29 11:17:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:17:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:17:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:17:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:17:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:17:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:17:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:17:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:17:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-29 11:17:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-29 11:17:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-29 11:17:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-29 11:17:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-29 11:17:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-29 11:17:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-29 11:17:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-29 11:17:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-29 11:17:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-29 11:17:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-29 11:17:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-29 11:17:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-29 11:17:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-29 11:17:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-29 11:17:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-29 11:17:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-29 11:17:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-29 11:17:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-29 11:17:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-29 11:17:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-29 11:17:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:17:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:17:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:17:24,144 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:17:24,144 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 11:17:24,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:17:24 BoogieIcfgContainer [2020-10-29 11:17:24,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:17:24,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:17:24,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:17:24,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:17:24,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:17:20" (1/3) ... [2020-10-29 11:17:24,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2197ea69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:17:24, skipping insertion in model container [2020-10-29 11:17:24,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:21" (2/3) ... [2020-10-29 11:17:24,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2197ea69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:17:24, skipping insertion in model container [2020-10-29 11:17:24,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:17:24" (3/3) ... [2020-10-29 11:17:24,160 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product16.cil.c [2020-10-29 11:17:24,185 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:17:24,200 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:17:24,216 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:17:24,251 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:17:24,252 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:17:24,252 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:17:24,252 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:17:24,252 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:17:24,252 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:17:24,252 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:17:24,253 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:17:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2020-10-29 11:17:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-29 11:17:24,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:17:24,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:17:24,345 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:17:24,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:17:24,360 INFO L82 PathProgramCache]: Analyzing trace with hash 412393287, now seen corresponding path program 1 times [2020-10-29 11:17:24,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:17:24,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1679133515] [2020-10-29 11:17:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:17:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:24,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:25,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:25,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:29,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:29,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:29,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 11:17:29,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:17:29,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-29 11:17:29,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:29,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-29 11:17:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:17:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 11:17:29,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:17:32,235 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:17:32,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:17:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:32,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:32,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:17:32,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:32,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-29 11:17:32,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:32,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:32,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:32,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:32,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:17:32,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:32,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:17:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:32,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:32,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:17:32,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:32,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:17:32,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:32,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:32,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:17:32,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:32,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:17:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:32,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:32,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:17:32,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:32,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:32,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:32,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:32,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:17:32,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:32,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:17:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:32,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:17:32,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:32,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:32,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:32,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:32,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:32,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:32,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:17:32,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:32,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:17:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:32,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:32,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:33,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:17:37,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:17:37,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:17:37,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:17:37,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 11:17:37,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:37,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:17:37,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:37,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:17:37,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:37,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:37,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:37,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:37,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:37,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:17:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:37,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:17:37,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:17:37,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:37,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:37,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:37,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:37,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:37,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:37,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:37,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:37,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:37,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:37,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:37,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:17:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:37,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:37,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:37,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:37,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:37,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:17:37,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:37,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:37,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:37,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:37,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:17:37,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:17:37,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:38,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:38,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:38,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:38,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:38,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:38,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:17:38,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:17:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:17:38,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:17:38,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:17:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:17:38,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:17:38,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:17:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:17:38,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:17:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:38,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:17:38,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 11:17:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:17:38,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:17:38,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 11:17:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:38,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:38,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 11:17:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:38,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:38,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-29 11:17:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:38,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:38,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:38,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:38,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:38,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:38,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-29 11:17:38,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1679133515] [2020-10-29 11:17:38,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:17:38,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-29 11:17:38,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374102952] [2020-10-29 11:17:38,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-29 11:17:38,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:17:38,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-29 11:17:38,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2020-10-29 11:17:38,577 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 25 states. [2020-10-29 11:17:42,790 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:17:48,805 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 580 DAG size of output: 578 [2020-10-29 11:17:55,546 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:17:59,994 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:18:04,475 WARN L193 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:10,315 WARN L193 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:16,607 WARN L193 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:18:19,341 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:18:23,780 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:18:28,177 WARN L193 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:18:32,637 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:37,146 WARN L193 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:42,250 WARN L193 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:46,759 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:51,180 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:18:55,679 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:19:02,222 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:05,703 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:09,650 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-29 11:19:12,061 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:14,265 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-29 11:19:27,441 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:19:52,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:19:52,726 INFO L93 Difference]: Finished difference Result 2045 states and 3033 transitions. [2020-10-29 11:19:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2020-10-29 11:19:52,730 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 146 [2020-10-29 11:19:52,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:19:52,778 INFO L225 Difference]: With dead ends: 2045 [2020-10-29 11:19:52,778 INFO L226 Difference]: Without dead ends: 1614 [2020-10-29 11:19:52,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6212 ImplicationChecksByTransitivity, 88.1s TimeCoverageRelationStatistics Valid=3053, Invalid=13459, Unknown=0, NotChecked=0, Total=16512 [2020-10-29 11:19:52,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2020-10-29 11:19:53,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1137. [2020-10-29 11:19:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1137 states. [2020-10-29 11:19:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1539 transitions. [2020-10-29 11:19:53,528 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1539 transitions. Word has length 146 [2020-10-29 11:19:53,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:19:53,529 INFO L481 AbstractCegarLoop]: Abstraction has 1137 states and 1539 transitions. [2020-10-29 11:19:53,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-29 11:19:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1539 transitions. [2020-10-29 11:19:53,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 11:19:53,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:19:53,545 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:19:53,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:19:53,545 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:19:53,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:19:53,546 INFO L82 PathProgramCache]: Analyzing trace with hash 2100168014, now seen corresponding path program 1 times [2020-10-29 11:19:53,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:19:53,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1640578937] [2020-10-29 11:19:53,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:19:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:19:53,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:53,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:53,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:53,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:54,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:54,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:19:58,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:19:58,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 11:19:58,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:19:58,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:19:58,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:19:58,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:19:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:19:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-29 11:19:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:19:58,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:00,793 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:20:00,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:20:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:00,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:00,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:00,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:00,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:00,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 11:20:00,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:00,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:00,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:00,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:00,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:00,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:00,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:00,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:00,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:00,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:00,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:20:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:00,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:00,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:00,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:00,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:00,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:00,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:20:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:00,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:00,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:00,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:00,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:00,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:00,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:00,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:00,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:00,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:00,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:00,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:00,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:20:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:00,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:00,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:01,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:01,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:05,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:05,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:20:05,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:20:05,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 11:20:05,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:05,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:05,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-29 11:20:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:20:05,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:06,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:20:06,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:06,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:06,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:20:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:06,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:06,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:06,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:20:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:06,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:20:06,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-29 11:20:06,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:06,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:20:06,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:20:06,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:06,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:20:06,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:20:06,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:20:06,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:20:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 11:20:06,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:06,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:20:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:20:06,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:20:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:20:06,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-29 11:20:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 11:20:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:06,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 11:20:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:06,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:06,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:06,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:06,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:06,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:06,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:06,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:06,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:06,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:20:06,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1640578937] [2020-10-29 11:20:06,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:20:06,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 11:20:06,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907871996] [2020-10-29 11:20:06,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:20:06,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:20:06,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:20:06,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:20:06,640 INFO L87 Difference]: Start difference. First operand 1137 states and 1539 transitions. Second operand 15 states. [2020-10-29 11:20:10,679 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-29 11:20:13,139 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-29 11:20:15,935 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:20:18,203 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:20:20,846 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-29 11:20:23,392 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-29 11:20:34,733 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-29 11:20:43,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:20:43,140 INFO L93 Difference]: Finished difference Result 2669 states and 3789 transitions. [2020-10-29 11:20:43,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 11:20:43,141 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 148 [2020-10-29 11:20:43,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:20:43,154 INFO L225 Difference]: With dead ends: 2669 [2020-10-29 11:20:43,154 INFO L226 Difference]: Without dead ends: 1594 [2020-10-29 11:20:43,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 18.5s TimeCoverageRelationStatistics Valid=440, Invalid=1366, Unknown=0, NotChecked=0, Total=1806 [2020-10-29 11:20:43,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1594 states. [2020-10-29 11:20:43,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1594 to 1151. [2020-10-29 11:20:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2020-10-29 11:20:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1558 transitions. [2020-10-29 11:20:43,674 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1558 transitions. Word has length 148 [2020-10-29 11:20:43,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:20:43,674 INFO L481 AbstractCegarLoop]: Abstraction has 1151 states and 1558 transitions. [2020-10-29 11:20:43,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:20:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1558 transitions. [2020-10-29 11:20:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 11:20:43,680 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:20:43,680 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] [2020-10-29 11:20:43,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:20:43,681 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:20:43,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:20:43,682 INFO L82 PathProgramCache]: Analyzing trace with hash -2064129988, now seen corresponding path program 1 times [2020-10-29 11:20:43,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:20:43,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [104337886] [2020-10-29 11:20:43,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:20:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:43,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:43,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:44,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:44,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:44,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:48,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:48,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:20:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:20:48,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-29 11:20:48,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:51,064 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:20:51,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:20:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:51,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:51,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:20:51,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:51,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:51,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:20:51,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:51,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:20:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:20:51,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:51,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:20:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:51,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:20:51,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:51,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:20:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:52,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:52,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-29 11:20:56,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:20:56,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:20:56,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:20:56,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:56,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:20:56,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:56,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:56,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:20:56,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:56,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:56,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:56,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:56,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:20:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:56,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:20:56,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:56,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:56,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:56,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:56,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:56,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:56,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:20:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:20:56,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:20:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 11:20:56,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:20:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:20:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:20:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:56,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:20:56,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:56,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:20:56,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:20:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:20:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 11:20:56,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:20:56,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:20:56,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:20:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:20:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:20:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:56,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 11:20:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:56,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:20:56,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:56,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:20:56,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:56,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:56,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 11:20:56,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:57,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:57,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:57,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:57,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:57,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:57,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:57,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:57,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:20:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:57,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:57,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:20:57,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-29 11:20:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 11:20:57,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:20:57,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:20:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:20:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:20:57,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-29 11:20:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:57,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:57,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:57,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:57,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:57,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-29 11:20:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:57,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:57,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:57,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:57,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 11:20:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:57,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:57,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:57,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:57,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:57,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:57,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:57,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:57,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 11:20:57,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [104337886] [2020-10-29 11:20:57,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:20:57,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-29 11:20:57,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094337361] [2020-10-29 11:20:57,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 11:20:57,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:20:57,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 11:20:57,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:20:57,279 INFO L87 Difference]: Start difference. First operand 1151 states and 1558 transitions. Second operand 20 states. [2020-10-29 11:21:03,143 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 575