/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=DEEPEST --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 [2020-10-27 21:52:12,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:52:12,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:52:12,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:52:12,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:52:12,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:52:12,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:52:12,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:52:12,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:52:12,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:52:12,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:52:12,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:52:12,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:52:12,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:52:12,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:52:12,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:52:12,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:52:12,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:52:12,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:52:12,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:52:12,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:52:12,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:52:12,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:52:12,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:52:12,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:52:12,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:52:12,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:52:12,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:52:12,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:52:12,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:52:12,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:52:12,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:52:12,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:52:12,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:52:12,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:52:12,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:52:12,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:52:12,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:52:12,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:52:12,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:52:12,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:52:12,529 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 21:52:12,554 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:52:12,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:52:12,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:52:12,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:52:12,556 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:52:12,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:52:12,556 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:52:12,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:52:12,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:52:12,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:52:12,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:52:12,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:52:12,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:52:12,558 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:52:12,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:52:12,558 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:52:12,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:52:12,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:52:12,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:52:12,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:52:12,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:52:12,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:52:12,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:52:12,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:52:12,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:52:12,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:52:12,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:52:12,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:52:12,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:52:12,561 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:52:12,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:52:12,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:52:12,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:52:12,962 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:52:12,963 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:52:12,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product16.cil.c [2020-10-27 21:52:13,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0536b3699/2260d9d6b96144eca845bf40aca54c0d/FLAG29fa5e5d3 [2020-10-27 21:52:13,834 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:52:13,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product16.cil.c [2020-10-27 21:52:13,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0536b3699/2260d9d6b96144eca845bf40aca54c0d/FLAG29fa5e5d3 [2020-10-27 21:52:14,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0536b3699/2260d9d6b96144eca845bf40aca54c0d [2020-10-27 21:52:14,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:52:14,015 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:52:14,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:52:14,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:52:14,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:52:14,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:52:14" (1/1) ... [2020-10-27 21:52:14,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e00a6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:14, skipping insertion in model container [2020-10-27 21:52:14,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:52:14" (1/1) ... [2020-10-27 21:52:14,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:52:14,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:52:14,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:52:14,848 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:52:15,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:52:15,149 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:52:15,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15 WrapperNode [2020-10-27 21:52:15,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:52:15,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:52:15,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:52:15,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:52:15,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... [2020-10-27 21:52:15,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:52:15,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:52:15,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:52:15,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:52:15,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:52:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:52:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:52:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:52:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-27 21:52:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:52:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:52:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:52:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:52:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:52:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:52:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:52:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:52:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:52:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-27 21:52:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:52:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:52:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:52:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:52:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:52:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:52:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:52:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:52:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:52:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:52:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-27 21:52:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:52:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:52:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:52:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:52:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:52:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:52:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:52:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:52:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:52:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:52:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:52:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:52:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:52:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:52:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:52:15,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:52:15,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:52:15,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:52:17,920 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:52:17,920 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:52:17,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:52:17 BoogieIcfgContainer [2020-10-27 21:52:17,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:52:17,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:52:17,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:52:17,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:52:17,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:52:14" (1/3) ... [2020-10-27 21:52:17,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b227e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:52:17, skipping insertion in model container [2020-10-27 21:52:17,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:52:15" (2/3) ... [2020-10-27 21:52:17,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b227e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:52:17, skipping insertion in model container [2020-10-27 21:52:17,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:52:17" (3/3) ... [2020-10-27 21:52:17,933 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product16.cil.c [2020-10-27 21:52:17,945 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:52:17,951 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:52:17,965 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:52:17,995 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:52:17,996 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:52:17,996 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:52:17,996 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:52:17,996 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:52:17,996 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:52:17,996 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:52:17,996 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:52:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2020-10-27 21:52:18,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:52:18,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:52:18,047 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] [2020-10-27 21:52:18,048 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:52:18,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:52:18,055 INFO L82 PathProgramCache]: Analyzing trace with hash 412393287, now seen corresponding path program 1 times [2020-10-27 21:52:18,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:52:18,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852586449] [2020-10-27 21:52:18,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:52:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:18,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:18,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:19,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:20,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:21,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:23,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:23,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 21:52:23,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:52:23,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-27 21:52:23,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:23,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:23,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:52:23,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:23,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:52:26,012 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:52:26,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:52:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:26,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:26,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:26,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:26,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:52:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:26,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:26,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:26,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:26,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:26,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:52:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:26,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:26,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:26,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:26,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:26,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:52:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:26,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:26,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:52:26,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:26,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:26,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:26,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:26,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:52:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:26,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:26,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:28,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 21:52:31,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:52:31,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 21:52:31,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:52:31,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:52:31,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:52:31,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:52:31,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:52:31,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:31,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:52:31,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:52:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:52:31,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:52:31,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:31,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:52:31,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:52:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:52:31,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:52:31,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-27 21:52:31,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:52:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:52:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:52:31,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:52:31,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 21:52:31,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:52:31,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:52:31,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:52:31,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:52:31,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:52:31,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:52:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:52:31,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:52:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:52:31,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:52:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:52:31,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:52:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:31,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:52:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:52:31,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:52:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:31,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:52:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:52:31,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:52:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:31,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:31,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 21:52:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:31,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:52:31,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:52:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:52:31,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:52:31,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:52:31,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:52:31,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:52:31,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:52:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:52:32,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852586449] [2020-10-27 21:52:32,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:52:32,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-27 21:52:32,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543733539] [2020-10-27 21:52:32,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 21:52:32,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:52:32,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 21:52:32,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-10-27 21:52:32,077 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 17 states. [2020-10-27 21:52:36,613 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:52:40,551 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-27 21:52:42,786 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:52:45,140 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:52:47,523 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:53:06,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:53:06,058 INFO L93 Difference]: Finished difference Result 1245 states and 1812 transitions. [2020-10-27 21:53:06,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 21:53:06,061 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 146 [2020-10-27 21:53:06,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:53:06,086 INFO L225 Difference]: With dead ends: 1245 [2020-10-27 21:53:06,086 INFO L226 Difference]: Without dead ends: 743 [2020-10-27 21:53:06,096 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 782 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=608, Invalid=2362, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 21:53:06,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2020-10-27 21:53:06,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 470. [2020-10-27 21:53:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-10-27 21:53:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 621 transitions. [2020-10-27 21:53:06,455 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 621 transitions. Word has length 146 [2020-10-27 21:53:06,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:53:06,456 INFO L481 AbstractCegarLoop]: Abstraction has 470 states and 621 transitions. [2020-10-27 21:53:06,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 21:53:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 621 transitions. [2020-10-27 21:53:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:53:06,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:53:06,475 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] [2020-10-27 21:53:06,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:53:06,476 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:53:06,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:53:06,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1368208507, now seen corresponding path program 1 times [2020-10-27 21:53:06,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:53:06,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018177185] [2020-10-27 21:53:06,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:53:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:06,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:06,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:06,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:06,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:06,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:07,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:11,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:11,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:53:11,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:53:11,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-27 21:53:11,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:11,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:11,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:13,797 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:53:13,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:53:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:13,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:13,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:13,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:13,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:13,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:13,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:13,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:13,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:13,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:13,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:13,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:53:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:13,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:13,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:13,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:13,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:13,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:13,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:53:13,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:53:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:13,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:13,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:13,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:13,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:53:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:13,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:13,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:14,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:15,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:15,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:15,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:18,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:18,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 21:53:18,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 21:53:18,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:53:18,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:18,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:18,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:53:18,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:53:18,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:18,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:18,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:18,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:18,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:18,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:53:18,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:18,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:18,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:18,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:18,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:53:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:53:19,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:53:19,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:53:19,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:19,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:53:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:53:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:53:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 21:53:19,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:53:19,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:53:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 21:53:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:53:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:53:19,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:19,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:53:19,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:53:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:53:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:53:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:53:19,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:53:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:53:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:53:19,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:53:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:53:19,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:53:19,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:53:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:53:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:19,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 21:53:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:19,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:53:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:53:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:53:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:53:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:53:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:19,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:19,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:19,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:53:19,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:19,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:53:19,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:53:19,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:19,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:53:19,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018177185] [2020-10-27 21:53:19,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:53:19,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:53:19,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579001617] [2020-10-27 21:53:19,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:53:19,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:53:19,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:53:19,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:53:19,620 INFO L87 Difference]: Start difference. First operand 470 states and 621 transitions. Second operand 18 states. [2020-10-27 21:53:23,445 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:53:26,082 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-27 21:53:29,394 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:53:32,370 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:53:49,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:53:49,010 INFO L93 Difference]: Finished difference Result 1161 states and 1653 transitions. [2020-10-27 21:53:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:53:49,011 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 148 [2020-10-27 21:53:49,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:53:49,019 INFO L225 Difference]: With dead ends: 1161 [2020-10-27 21:53:49,019 INFO L226 Difference]: Without dead ends: 759 [2020-10-27 21:53:49,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=244, Invalid=1016, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:53:49,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2020-10-27 21:53:49,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 479. [2020-10-27 21:53:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-27 21:53:49,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 633 transitions. [2020-10-27 21:53:49,276 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 633 transitions. Word has length 148 [2020-10-27 21:53:49,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:53:49,277 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 633 transitions. [2020-10-27 21:53:49,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:53:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 633 transitions. [2020-10-27 21:53:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 21:53:49,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:53:49,281 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:53:49,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:53:49,281 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:53:49,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:53:49,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1548991473, now seen corresponding path program 1 times [2020-10-27 21:53:49,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:53:49,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [875300196] [2020-10-27 21:53:49,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:53:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:49,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:49,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:49,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:49,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:49,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:51,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:54,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:53:54,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:56,657 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:53:56,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:53:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:56,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:56,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:56,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:56,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:53:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:56,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:56,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:56,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:56,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:53:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:56,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:56,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:53:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:56,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:53:56,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:53:56,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:53:56,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:53:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:53:56,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:56,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:53:57,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 21:54:01,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:01,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:01,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:01,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:01,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:54:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:01,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:01,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:01,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:01,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:01,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:01,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:54:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:01,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:01,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:54:02,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:02,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-27 21:54:02,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:54:02,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:54:02,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 21:54:02,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:54:02,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:54:02,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 21:54:02,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:54:02,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:02,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:54:02,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:54:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:54:02,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:54:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:02,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:54:02,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:54:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:54:02,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:54:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:54:02,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:54:02,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:54:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:02,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:02,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 21:54:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 21:54:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:02,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 21:54:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:54:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:02,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 21:54:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:02,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:02,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:02,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:02,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:02,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-27 21:54:02,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [875300196] [2020-10-27 21:54:02,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:54:02,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:54:02,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165486502] [2020-10-27 21:54:02,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:54:02,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:54:02,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:54:02,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:54:02,682 INFO L87 Difference]: Start difference. First operand 479 states and 633 transitions. Second operand 18 states. [2020-10-27 21:54:07,722 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:54:11,428 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-27 21:54:13,663 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:54:15,936 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:54:18,181 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:54:21,746 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-27 21:54:40,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:54:40,530 INFO L93 Difference]: Finished difference Result 1283 states and 1882 transitions. [2020-10-27 21:54:40,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 21:54:40,532 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 155 [2020-10-27 21:54:40,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:54:40,539 INFO L225 Difference]: With dead ends: 1283 [2020-10-27 21:54:40,539 INFO L226 Difference]: Without dead ends: 870 [2020-10-27 21:54:40,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 17.1s TimeCoverageRelationStatistics Valid=458, Invalid=1798, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 21:54:40,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-10-27 21:54:40,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 512. [2020-10-27 21:54:40,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-10-27 21:54:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 691 transitions. [2020-10-27 21:54:40,741 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 691 transitions. Word has length 155 [2020-10-27 21:54:40,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:54:40,742 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 691 transitions. [2020-10-27 21:54:40,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 21:54:40,742 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 691 transitions. [2020-10-27 21:54:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 21:54:40,745 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:54:40,745 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:54:40,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:54:40,746 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:54:40,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:54:40,746 INFO L82 PathProgramCache]: Analyzing trace with hash 419745464, now seen corresponding path program 1 times [2020-10-27 21:54:40,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:54:40,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1601950085] [2020-10-27 21:54:40,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:54:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:40,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:40,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:40,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:41,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:41,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:41,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:45,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:54:45,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:48,026 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:54:48,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:54:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:48,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:48,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:48,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:48,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:48,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:48,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:48,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:54:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:48,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:54:48,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:48,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:48,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:48,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:54:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:48,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:48,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:48,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:54:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:48,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:48,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:54:53,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:54:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:54:53,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:53,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:54:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:54:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 21:54:53,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:54:53,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:54:53,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:54:53,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 21:54:53,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:54:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:54:53,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:54:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:54:53,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 21:54:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:54:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:54:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:54:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:54:53,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:54:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:53,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:54:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:54:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 21:54:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 21:54:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:54:53,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:54:53,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:54:53,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:54:53,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:54:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:54:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:54:53,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1601950085] [2020-10-27 21:54:53,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:54:53,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 21:54:53,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376558526] [2020-10-27 21:54:53,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 21:54:53,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:54:53,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 21:54:53,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-10-27 21:54:53,696 INFO L87 Difference]: Start difference. First operand 512 states and 691 transitions. Second operand 19 states. [2020-10-27 21:54:58,483 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:00,771 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:55:03,407 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:06,714 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:09,130 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-27 21:55:11,512 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-27 21:55:14,114 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:16,366 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:36,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:55:36,152 INFO L93 Difference]: Finished difference Result 1379 states and 2044 transitions. [2020-10-27 21:55:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 21:55:36,154 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2020-10-27 21:55:36,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:55:36,160 INFO L225 Difference]: With dead ends: 1379 [2020-10-27 21:55:36,161 INFO L226 Difference]: Without dead ends: 935 [2020-10-27 21:55:36,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 20.9s TimeCoverageRelationStatistics Valid=354, Invalid=1452, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 21:55:36,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2020-10-27 21:55:36,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 559. [2020-10-27 21:55:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-10-27 21:55:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 769 transitions. [2020-10-27 21:55:36,534 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 769 transitions. Word has length 156 [2020-10-27 21:55:36,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:55:36,534 INFO L481 AbstractCegarLoop]: Abstraction has 559 states and 769 transitions. [2020-10-27 21:55:36,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 21:55:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 769 transitions. [2020-10-27 21:55:36,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-27 21:55:36,542 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:55:36,542 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:55:36,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:55:36,542 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:55:36,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:55:36,543 INFO L82 PathProgramCache]: Analyzing trace with hash 42335191, now seen corresponding path program 1 times [2020-10-27 21:55:36,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:55:36,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507606327] [2020-10-27 21:55:36,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:55:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:36,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:36,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:36,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:36,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:36,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:37,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:38,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:39,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:39,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:41,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:41,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:55:41,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:43,969 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-27 21:55:43,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:55:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:43,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:44,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:55:44,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:44,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-27 21:55:44,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:44,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:44,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:44,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:55:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:44,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:44,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:44,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:55:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:44,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:44,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:55:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:44,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:44,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:55:44,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:44,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:44,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:55:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:44,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:44,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 21:55:49,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:55:49,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 21:55:49,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:55:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:55:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:55:49,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:55:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 21:55:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 21:55:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 21:55:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 21:55:49,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 21:55:49,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 21:55:49,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:55:49,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:55:49,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:55:49,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:55:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:55:49,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:55:49,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:55:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:55:49,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:55:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:55:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:55:49,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 21:55:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:55:49,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:49,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 21:55:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:55:49,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:55:49,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 21:55:49,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:55:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 21:55:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 21:55:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:55:49,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:55:49,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:55:49,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:55:49,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:55:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 21:55:49,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [507606327] [2020-10-27 21:55:49,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:55:49,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 21:55:49,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027470046] [2020-10-27 21:55:49,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 21:55:49,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:55:49,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 21:55:49,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 21:55:49,799 INFO L87 Difference]: Start difference. First operand 559 states and 769 transitions. Second operand 18 states. [2020-10-27 21:55:54,086 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-27 21:55:56,800 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 578