/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 03:24:55,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 03:24:55,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 03:24:55,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 03:24:55,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 03:24:55,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 03:24:55,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 03:24:55,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 03:24:55,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 03:24:55,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 03:24:55,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 03:24:55,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 03:24:55,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 03:24:55,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 03:24:55,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 03:24:55,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 03:24:55,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 03:24:55,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 03:24:55,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 03:24:55,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 03:24:55,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 03:24:55,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 03:24:55,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 03:24:55,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 03:24:55,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 03:24:55,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 03:24:55,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 03:24:55,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 03:24:55,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 03:24:55,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 03:24:55,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 03:24:55,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 03:24:55,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 03:24:55,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 03:24:55,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 03:24:55,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 03:24:55,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 03:24:55,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 03:24:55,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 03:24:55,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 03:24:55,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 03:24:55,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 03:24:55,326 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 03:24:55,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 03:24:55,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 03:24:55,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 03:24:55,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 03:24:55,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 03:24:55,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 03:24:55,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 03:24:55,327 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 03:24:55,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 03:24:55,328 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 03:24:55,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 03:24:55,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 03:24:55,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 03:24:55,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 03:24:55,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 03:24:55,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 03:24:55,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 03:24:55,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 03:24:55,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 03:24:55,331 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 03:24:55,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 03:24:55,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 03:24:55,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 03:24:55,541 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 03:24:55,541 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 03:24:55,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2023-04-02 03:24:56,470 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 03:24:56,759 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 03:24:56,759 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2023-04-02 03:24:56,785 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11cabbee4/f42b3e1c42924eb78189ae303ec3945b/FLAG3a46a6bdb [2023-04-02 03:24:56,798 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11cabbee4/f42b3e1c42924eb78189ae303ec3945b [2023-04-02 03:24:56,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 03:24:56,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 03:24:56,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 03:24:56,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 03:24:56,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 03:24:56,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 03:24:56" (1/1) ... [2023-04-02 03:24:56,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62972695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:56, skipping insertion in model container [2023-04-02 03:24:56,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 03:24:56" (1/1) ... [2023-04-02 03:24:56,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 03:24:56,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 03:24:57,239 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c[48047,48060] [2023-04-02 03:24:57,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 03:24:57,314 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 03:24:57,378 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c[48047,48060] [2023-04-02 03:24:57,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 03:24:57,450 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 03:24:57,455 INFO L208 MainTranslator]: Completed translation [2023-04-02 03:24:57,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57 WrapperNode [2023-04-02 03:24:57,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 03:24:57,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 03:24:57,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 03:24:57,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 03:24:57,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,587 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 03:24:57,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 03:24:57,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 03:24:57,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 03:24:57,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (1/1) ... [2023-04-02 03:24:57,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 03:24:57,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 03:24:57,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 03:24:57,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 03:24:57,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 03:24:57,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__Encrypt [2023-04-02 03:24:57,686 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__AddressBook [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__Sign [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__AutoResponder [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Forward [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Verify [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Decrypt [2023-04-02 03:24:57,687 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-02 03:24:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__role__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__role__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__role__Keys [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-02 03:24:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-02 03:24:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 03:24:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 03:24:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-02 03:24:57,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-02 03:24:57,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2023-04-02 03:24:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Encrypt [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Sign [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Verify [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__role__Encrypt [2023-04-02 03:24:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-02 03:24:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-02 03:24:57,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-02 03:24:57,696 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-02 03:24:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-02 03:24:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-02 03:24:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-02 03:24:57,698 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-02 03:24:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-02 03:24:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-02 03:24:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-02 03:24:57,699 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-02 03:24:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-02 03:24:57,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 03:24:57,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-02 03:24:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-02 03:24:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-02 03:24:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__Encrypt [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__AddressBook [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__Sign [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__AutoResponder [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Forward [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Verify [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Decrypt [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-02 03:24:57,710 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 03:24:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__role__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__role__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__role__Keys [2023-04-02 03:24:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 03:24:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 03:24:57,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 03:24:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Encrypt [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Sign [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Verify [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__role__Encrypt [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-02 03:24:57,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 03:24:57,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 03:24:57,950 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 03:24:57,953 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 03:24:58,977 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 03:24:58,992 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 03:24:58,992 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-02 03:24:58,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 03:24:58 BoogieIcfgContainer [2023-04-02 03:24:58,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 03:24:58,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 03:24:58,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 03:24:59,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 03:24:59,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 03:24:56" (1/3) ... [2023-04-02 03:24:59,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62242a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 03:24:59, skipping insertion in model container [2023-04-02 03:24:59,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 03:24:57" (2/3) ... [2023-04-02 03:24:59,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62242a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 03:24:59, skipping insertion in model container [2023-04-02 03:24:59,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 03:24:58" (3/3) ... [2023-04-02 03:24:59,003 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_productSimulator.cil.c [2023-04-02 03:24:59,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 03:24:59,014 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 03:24:59,059 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 03:24:59,063 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2ff1d193, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 03:24:59,063 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 03:24:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 811 states, 520 states have (on average 1.4442307692307692) internal successors, (751), 555 states have internal predecessors, (751), 178 states have call successors, (178), 107 states have call predecessors, (178), 107 states have return successors, (178), 164 states have call predecessors, (178), 178 states have call successors, (178) [2023-04-02 03:24:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-04-02 03:24:59,087 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:24:59,087 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:24:59,088 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:24:59,091 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:24:59,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1336634050, now seen corresponding path program 1 times [2023-04-02 03:24:59,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:24:59,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838325698] [2023-04-02 03:24:59,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:24:59,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:24:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-04-02 03:25:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 03:25:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 03:25:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 03:25:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 03:25:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-04-02 03:25:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-04-02 03:25:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-04-02 03:25:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-04-02 03:25:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:00,665 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-04-02 03:25:00,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:00,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838325698] [2023-04-02 03:25:00,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838325698] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:25:00,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:25:00,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-04-02 03:25:00,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116468973] [2023-04-02 03:25:00,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:25:00,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-04-02 03:25:00,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:00,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-04-02 03:25:00,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2023-04-02 03:25:00,696 INFO L87 Difference]: Start difference. First operand has 811 states, 520 states have (on average 1.4442307692307692) internal successors, (751), 555 states have internal predecessors, (751), 178 states have call successors, (178), 107 states have call predecessors, (178), 107 states have return successors, (178), 164 states have call predecessors, (178), 178 states have call successors, (178) Second operand has 15 states, 14 states have (on average 7.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (50), 11 states have call predecessors, (50), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:25:15,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:25:15,115 INFO L93 Difference]: Finished difference Result 2033 states and 3023 transitions. [2023-04-02 03:25:15,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-04-02 03:25:15,117 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (50), 11 states have call predecessors, (50), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 211 [2023-04-02 03:25:15,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:25:15,132 INFO L225 Difference]: With dead ends: 2033 [2023-04-02 03:25:15,133 INFO L226 Difference]: Without dead ends: 1218 [2023-04-02 03:25:15,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=366, Invalid=1040, Unknown=0, NotChecked=0, Total=1406 [2023-04-02 03:25:15,142 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 4489 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 7714 mSolverCounterSat, 2328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4547 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 10042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2328 IncrementalHoareTripleChecker+Valid, 7714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-04-02 03:25:15,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4547 Valid, 160 Invalid, 10042 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2328 Valid, 7714 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2023-04-02 03:25:15,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2023-04-02 03:25:15,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 782. [2023-04-02 03:25:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 782 states, 505 states have (on average 1.4316831683168316) internal successors, (723), 537 states have internal predecessors, (723), 173 states have call successors, (173), 107 states have call predecessors, (173), 103 states have return successors, (168), 154 states have call predecessors, (168), 168 states have call successors, (168) [2023-04-02 03:25:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 1064 transitions. [2023-04-02 03:25:15,577 INFO L78 Accepts]: Start accepts. Automaton has 782 states and 1064 transitions. Word has length 211 [2023-04-02 03:25:15,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:25:15,578 INFO L495 AbstractCegarLoop]: Abstraction has 782 states and 1064 transitions. [2023-04-02 03:25:15,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.5) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (50), 11 states have call predecessors, (50), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:25:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1064 transitions. [2023-04-02 03:25:15,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-04-02 03:25:15,582 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:25:15,583 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:25:15,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 03:25:15,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:25:15,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:25:15,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1375324261, now seen corresponding path program 1 times [2023-04-02 03:25:15,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:25:15,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410702790] [2023-04-02 03:25:15,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:15,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:25:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:25:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 03:25:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-02 03:25:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 03:25:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-04-02 03:25:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-04-02 03:25:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-04-02 03:25:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 03:25:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 03:25:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:16,568 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-04-02 03:25:16,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:16,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410702790] [2023-04-02 03:25:16,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410702790] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 03:25:16,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [856406860] [2023-04-02 03:25:16,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:16,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 03:25:16,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 03:25:16,571 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 03:25:16,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 03:25:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:17,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 2880 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-02 03:25:17,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 03:25:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-04-02 03:25:17,244 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 03:25:17,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [856406860] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:25:17,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 03:25:17,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [18] total 19 [2023-04-02 03:25:17,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378272544] [2023-04-02 03:25:17,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:25:17,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 03:25:17,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:17,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 03:25:17,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2023-04-02 03:25:17,247 INFO L87 Difference]: Start difference. First operand 782 states and 1064 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 03:25:17,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:25:17,709 INFO L93 Difference]: Finished difference Result 1217 states and 1629 transitions. [2023-04-02 03:25:17,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 03:25:17,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 217 [2023-04-02 03:25:17,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:25:17,718 INFO L225 Difference]: With dead ends: 1217 [2023-04-02 03:25:17,718 INFO L226 Difference]: Without dead ends: 785 [2023-04-02 03:25:17,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2023-04-02 03:25:17,723 INFO L413 NwaCegarLoop]: 1062 mSDtfsCounter, 1 mSDsluCounter, 1060 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2122 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 03:25:17,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2122 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 03:25:17,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2023-04-02 03:25:18,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 784. [2023-04-02 03:25:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 784 states, 507 states have (on average 1.4299802761341223) internal successors, (725), 539 states have internal predecessors, (725), 173 states have call successors, (173), 107 states have call predecessors, (173), 103 states have return successors, (168), 154 states have call predecessors, (168), 168 states have call successors, (168) [2023-04-02 03:25:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1066 transitions. [2023-04-02 03:25:18,136 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1066 transitions. Word has length 217 [2023-04-02 03:25:18,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:25:18,137 INFO L495 AbstractCegarLoop]: Abstraction has 784 states and 1066 transitions. [2023-04-02 03:25:18,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-02 03:25:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1066 transitions. [2023-04-02 03:25:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-04-02 03:25:18,142 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:25:18,142 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:25:18,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-02 03:25:18,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 03:25:18,354 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:25:18,354 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:25:18,355 INFO L85 PathProgramCache]: Analyzing trace with hash -603120864, now seen corresponding path program 1 times [2023-04-02 03:25:18,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:25:18,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996005672] [2023-04-02 03:25:18,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:25:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:25:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 03:25:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-04-02 03:25:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-04-02 03:25:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-04-02 03:25:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 03:25:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-04-02 03:25:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-04-02 03:25:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-04-02 03:25:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-04-02 03:25:19,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:19,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996005672] [2023-04-02 03:25:19,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996005672] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 03:25:19,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58085044] [2023-04-02 03:25:19,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:19,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 03:25:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 03:25:19,602 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 03:25:19,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-02 03:25:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:20,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 2893 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-02 03:25:20,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 03:25:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-04-02 03:25:20,511 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 03:25:20,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58085044] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:25:20,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 03:25:20,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [18] total 24 [2023-04-02 03:25:20,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444690933] [2023-04-02 03:25:20,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:25:20,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 03:25:20,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:20,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 03:25:20,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2023-04-02 03:25:20,514 INFO L87 Difference]: Start difference. First operand 784 states and 1066 transitions. Second operand has 9 states, 8 states have (on average 15.375) internal successors, (123), 9 states have internal predecessors, (123), 5 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) [2023-04-02 03:25:21,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:25:21,716 INFO L93 Difference]: Finished difference Result 1499 states and 2048 transitions. [2023-04-02 03:25:21,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 03:25:21,716 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 15.375) internal successors, (123), 9 states have internal predecessors, (123), 5 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) Word has length 224 [2023-04-02 03:25:21,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:25:21,720 INFO L225 Difference]: With dead ends: 1499 [2023-04-02 03:25:21,720 INFO L226 Difference]: Without dead ends: 800 [2023-04-02 03:25:21,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:25:21,722 INFO L413 NwaCegarLoop]: 1068 mSDtfsCounter, 974 mSDsluCounter, 4397 mSDsCounter, 0 mSdLazyCounter, 1871 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 5465 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-02 03:25:21,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [984 Valid, 5465 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1871 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-02 03:25:21,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2023-04-02 03:25:22,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2023-04-02 03:25:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 519 states have (on average 1.4315992292870905) internal successors, (743), 552 states have internal predecessors, (743), 173 states have call successors, (173), 109 states have call predecessors, (173), 107 states have return successors, (171), 155 states have call predecessors, (171), 168 states have call successors, (171) [2023-04-02 03:25:22,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1087 transitions. [2023-04-02 03:25:22,034 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1087 transitions. Word has length 224 [2023-04-02 03:25:22,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:25:22,034 INFO L495 AbstractCegarLoop]: Abstraction has 800 states and 1087 transitions. [2023-04-02 03:25:22,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 15.375) internal successors, (123), 9 states have internal predecessors, (123), 5 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) [2023-04-02 03:25:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1087 transitions. [2023-04-02 03:25:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-04-02 03:25:22,037 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:25:22,038 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:25:22,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-02 03:25:22,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-04-02 03:25:22,247 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:25:22,248 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:25:22,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1959221705, now seen corresponding path program 1 times [2023-04-02 03:25:22,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:25:22,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45014028] [2023-04-02 03:25:22,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:25:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:25:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:22,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:25:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-04-02 03:25:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-04-02 03:25:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-04-02 03:25:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-04-02 03:25:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 03:25:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-04-02 03:25:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-04-02 03:25:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-04-02 03:25:23,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:23,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45014028] [2023-04-02 03:25:23,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45014028] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:25:23,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:25:23,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-04-02 03:25:23,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832275625] [2023-04-02 03:25:23,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:25:23,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-04-02 03:25:23,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:23,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-04-02 03:25:23,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2023-04-02 03:25:23,197 INFO L87 Difference]: Start difference. First operand 800 states and 1087 transitions. Second operand has 18 states, 15 states have (on average 8.133333333333333) internal successors, (122), 9 states have internal predecessors, (122), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) [2023-04-02 03:25:39,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:25:39,901 INFO L93 Difference]: Finished difference Result 1938 states and 2792 transitions. [2023-04-02 03:25:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-04-02 03:25:39,901 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 15 states have (on average 8.133333333333333) internal successors, (122), 9 states have internal predecessors, (122), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) Word has length 225 [2023-04-02 03:25:39,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:25:39,906 INFO L225 Difference]: With dead ends: 1938 [2023-04-02 03:25:39,906 INFO L226 Difference]: Without dead ends: 1262 [2023-04-02 03:25:39,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=488, Invalid=1768, Unknown=0, NotChecked=0, Total=2256 [2023-04-02 03:25:39,909 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 4975 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 10263 mSolverCounterSat, 2608 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4976 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 12871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2608 IncrementalHoareTripleChecker+Valid, 10263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-04-02 03:25:39,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4976 Valid, 115 Invalid, 12871 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2608 Valid, 10263 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2023-04-02 03:25:39,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2023-04-02 03:25:40,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 816. [2023-04-02 03:25:40,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 531 states have (on average 1.433145009416196) internal successors, (761), 565 states have internal predecessors, (761), 173 states have call successors, (173), 111 states have call predecessors, (173), 111 states have return successors, (172), 156 states have call predecessors, (172), 168 states have call successors, (172) [2023-04-02 03:25:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1106 transitions. [2023-04-02 03:25:40,250 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1106 transitions. Word has length 225 [2023-04-02 03:25:40,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:25:40,251 INFO L495 AbstractCegarLoop]: Abstraction has 816 states and 1106 transitions. [2023-04-02 03:25:40,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 15 states have (on average 8.133333333333333) internal successors, (122), 9 states have internal predecessors, (122), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) [2023-04-02 03:25:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1106 transitions. [2023-04-02 03:25:40,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-04-02 03:25:40,254 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:25:40,254 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:25:40,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 03:25:40,254 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:25:40,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:25:40,254 INFO L85 PathProgramCache]: Analyzing trace with hash -26457000, now seen corresponding path program 2 times [2023-04-02 03:25:40,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:25:40,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374588166] [2023-04-02 03:25:40,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:40,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:25:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:25:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:40,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:25:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-04-02 03:25:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 03:25:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 03:25:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-04-02 03:25:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-04-02 03:25:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-04-02 03:25:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-04-02 03:25:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:41,154 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-04-02 03:25:41,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:41,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374588166] [2023-04-02 03:25:41,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374588166] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:25:41,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:25:41,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-04-02 03:25:41,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770859762] [2023-04-02 03:25:41,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:25:41,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-04-02 03:25:41,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:41,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-04-02 03:25:41,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2023-04-02 03:25:41,156 INFO L87 Difference]: Start difference. First operand 816 states and 1106 transitions. Second operand has 18 states, 15 states have (on average 8.2) internal successors, (123), 9 states have internal predecessors, (123), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) [2023-04-02 03:25:57,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:25:57,010 INFO L93 Difference]: Finished difference Result 1944 states and 2798 transitions. [2023-04-02 03:25:57,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-04-02 03:25:57,010 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 15 states have (on average 8.2) internal successors, (123), 9 states have internal predecessors, (123), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) Word has length 226 [2023-04-02 03:25:57,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:25:57,015 INFO L225 Difference]: With dead ends: 1944 [2023-04-02 03:25:57,015 INFO L226 Difference]: Without dead ends: 1268 [2023-04-02 03:25:57,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=488, Invalid=1768, Unknown=0, NotChecked=0, Total=2256 [2023-04-02 03:25:57,017 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 3131 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 10546 mSolverCounterSat, 1633 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3132 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 12179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1633 IncrementalHoareTripleChecker+Valid, 10546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-04-02 03:25:57,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3132 Valid, 115 Invalid, 12179 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1633 Valid, 10546 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2023-04-02 03:25:57,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2023-04-02 03:25:57,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 816. [2023-04-02 03:25:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 531 states have (on average 1.433145009416196) internal successors, (761), 565 states have internal predecessors, (761), 173 states have call successors, (173), 111 states have call predecessors, (173), 111 states have return successors, (172), 156 states have call predecessors, (172), 168 states have call successors, (172) [2023-04-02 03:25:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1106 transitions. [2023-04-02 03:25:57,339 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1106 transitions. Word has length 226 [2023-04-02 03:25:57,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:25:57,339 INFO L495 AbstractCegarLoop]: Abstraction has 816 states and 1106 transitions. [2023-04-02 03:25:57,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 15 states have (on average 8.2) internal successors, (123), 9 states have internal predecessors, (123), 6 states have call successors, (50), 11 states have call predecessors, (50), 5 states have return successors, (33), 4 states have call predecessors, (33), 6 states have call successors, (33) [2023-04-02 03:25:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1106 transitions. [2023-04-02 03:25:57,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-04-02 03:25:57,342 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:25:57,342 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:25:57,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 03:25:57,343 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:25:57,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:25:57,343 INFO L85 PathProgramCache]: Analyzing trace with hash 383306948, now seen corresponding path program 1 times [2023-04-02 03:25:57,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:25:57,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113630227] [2023-04-02 03:25:57,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:57,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:25:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:25:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:25:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:25:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:25:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:25:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:25:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:25:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:25:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:25:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:25:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:57,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:25:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:25:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 03:25:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:25:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-04-02 03:25:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-04-02 03:25:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-04-02 03:25:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-04-02 03:25:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:25:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-04-02 03:25:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-04-02 03:25:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:25:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:25:58,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:25:58,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113630227] [2023-04-02 03:25:58,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113630227] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 03:25:58,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067611] [2023-04-02 03:25:58,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:25:58,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 03:25:58,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 03:25:58,069 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 03:25:58,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-02 03:25:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:25:58,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 2896 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-02 03:25:58,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 03:25:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:25:58,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-02 03:25:58,756 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:25:58,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067611] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-02 03:25:58,756 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-02 03:25:58,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 4, 4] total 16 [2023-04-02 03:25:58,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406281182] [2023-04-02 03:25:58,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-02 03:25:58,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-04-02 03:25:58,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:25:58,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-04-02 03:25:58,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2023-04-02 03:25:58,758 INFO L87 Difference]: Start difference. First operand 816 states and 1106 transitions. Second operand has 16 states, 15 states have (on average 11.8) internal successors, (177), 7 states have internal predecessors, (177), 3 states have call successors, (79), 11 states have call predecessors, (79), 2 states have return successors, (45), 2 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-02 03:26:12,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:26:12,611 INFO L93 Difference]: Finished difference Result 2120 states and 3239 transitions. [2023-04-02 03:26:12,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-04-02 03:26:12,612 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.8) internal successors, (177), 7 states have internal predecessors, (177), 3 states have call successors, (79), 11 states have call predecessors, (79), 2 states have return successors, (45), 2 states have call predecessors, (45), 3 states have call successors, (45) Word has length 227 [2023-04-02 03:26:12,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:26:12,618 INFO L225 Difference]: With dead ends: 2120 [2023-04-02 03:26:12,618 INFO L226 Difference]: Without dead ends: 1688 [2023-04-02 03:26:12,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=438, Invalid=968, Unknown=0, NotChecked=0, Total=1406 [2023-04-02 03:26:12,620 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 4744 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6784 mSolverCounterSat, 1475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4802 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 8259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1475 IncrementalHoareTripleChecker+Valid, 6784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-04-02 03:26:12,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4802 Valid, 70 Invalid, 8259 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1475 Valid, 6784 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2023-04-02 03:26:12,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1688 states. [2023-04-02 03:26:13,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1688 to 990. [2023-04-02 03:26:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 672 states have (on average 1.4895833333333333) internal successors, (1001), 739 states have internal predecessors, (1001), 206 states have call successors, (206), 111 states have call predecessors, (206), 111 states have return successors, (205), 189 states have call predecessors, (205), 201 states have call successors, (205) [2023-04-02 03:26:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1412 transitions. [2023-04-02 03:26:13,086 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1412 transitions. Word has length 227 [2023-04-02 03:26:13,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:26:13,086 INFO L495 AbstractCegarLoop]: Abstraction has 990 states and 1412 transitions. [2023-04-02 03:26:13,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.8) internal successors, (177), 7 states have internal predecessors, (177), 3 states have call successors, (79), 11 states have call predecessors, (79), 2 states have return successors, (45), 2 states have call predecessors, (45), 3 states have call successors, (45) [2023-04-02 03:26:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1412 transitions. [2023-04-02 03:26:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-04-02 03:26:13,089 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:26:13,089 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:26:13,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-04-02 03:26:13,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 03:26:13,298 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:26:13,298 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:26:13,298 INFO L85 PathProgramCache]: Analyzing trace with hash -925453876, now seen corresponding path program 1 times [2023-04-02 03:26:13,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:26:13,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685503231] [2023-04-02 03:26:13,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:26:13,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:26:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:26:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:26:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:26:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:26:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:26:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:26:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:26:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:26:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:26:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:26:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 03:26:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 03:26:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-04-02 03:26:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-04-02 03:26:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-04-02 03:26:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-04-02 03:26:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-04-02 03:26:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:26:13,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:26:13,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685503231] [2023-04-02 03:26:13,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685503231] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:26:13,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:26:13,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:26:13,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436557858] [2023-04-02 03:26:13,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:26:13,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:26:13,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:26:13,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:26:13,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:26:13,942 INFO L87 Difference]: Start difference. First operand 990 states and 1412 transitions. Second operand has 12 states, 11 states have (on average 11.545454545454545) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:26,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:26:26,109 INFO L93 Difference]: Finished difference Result 2960 states and 4735 transitions. [2023-04-02 03:26:26,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:26:26,109 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 11.545454545454545) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 232 [2023-04-02 03:26:26,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:26:26,117 INFO L225 Difference]: With dead ends: 2960 [2023-04-02 03:26:26,117 INFO L226 Difference]: Without dead ends: 2125 [2023-04-02 03:26:26,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:26:26,119 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 6742 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 3556 mSolverCounterSat, 3096 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6800 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 6652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3096 IncrementalHoareTripleChecker+Valid, 3556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-04-02 03:26:26,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6800 Valid, 44 Invalid, 6652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3096 Valid, 3556 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2023-04-02 03:26:26,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2125 states. [2023-04-02 03:26:26,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2125 to 1154. [2023-04-02 03:26:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1154 states, 806 states have (on average 1.5198511166253101) internal successors, (1225), 903 states have internal predecessors, (1225), 236 states have call successors, (236), 111 states have call predecessors, (236), 111 states have return successors, (235), 219 states have call predecessors, (235), 231 states have call successors, (235) [2023-04-02 03:26:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1154 states and 1696 transitions. [2023-04-02 03:26:26,825 INFO L78 Accepts]: Start accepts. Automaton has 1154 states and 1696 transitions. Word has length 232 [2023-04-02 03:26:26,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:26:26,826 INFO L495 AbstractCegarLoop]: Abstraction has 1154 states and 1696 transitions. [2023-04-02 03:26:26,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 11.545454545454545) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1696 transitions. [2023-04-02 03:26:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-04-02 03:26:26,830 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:26:26,830 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:26:26,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 03:26:26,830 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:26:26,831 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:26:26,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1415769346, now seen corresponding path program 1 times [2023-04-02 03:26:26,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:26:26,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030267719] [2023-04-02 03:26:26,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:26:26,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:26:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:26:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:26:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:26:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:26:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:26:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:26:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:26:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:26:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:26:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:26:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-04-02 03:26:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-04-02 03:26:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-04-02 03:26:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-04-02 03:26:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-04-02 03:26:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-02 03:26:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-04-02 03:26:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:26:27,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:26:27,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030267719] [2023-04-02 03:26:27,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030267719] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:26:27,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:26:27,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:26:27,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465914914] [2023-04-02 03:26:27,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:26:27,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:26:27,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:26:27,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:26:27,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:26:27,524 INFO L87 Difference]: Start difference. First operand 1154 states and 1696 transitions. Second operand has 12 states, 11 states have (on average 11.636363636363637) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:40,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:26:40,522 INFO L93 Difference]: Finished difference Result 3810 states and 6328 transitions. [2023-04-02 03:26:40,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:26:40,522 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 11.636363636363637) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 233 [2023-04-02 03:26:40,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:26:40,535 INFO L225 Difference]: With dead ends: 3810 [2023-04-02 03:26:40,536 INFO L226 Difference]: Without dead ends: 2825 [2023-04-02 03:26:40,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:26:40,540 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 5617 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 3534 mSolverCounterSat, 2500 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5675 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 6034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2500 IncrementalHoareTripleChecker+Valid, 3534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-04-02 03:26:40,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5675 Valid, 42 Invalid, 6034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2500 Valid, 3534 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2023-04-02 03:26:40,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2825 states. [2023-04-02 03:26:41,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2825 to 1420. [2023-04-02 03:26:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1024 states have (on average 1.548828125) internal successors, (1586), 1169 states have internal predecessors, (1586), 284 states have call successors, (284), 111 states have call predecessors, (284), 111 states have return successors, (283), 267 states have call predecessors, (283), 279 states have call successors, (283) [2023-04-02 03:26:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2153 transitions. [2023-04-02 03:26:41,500 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2153 transitions. Word has length 233 [2023-04-02 03:26:41,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:26:41,500 INFO L495 AbstractCegarLoop]: Abstraction has 1420 states and 2153 transitions. [2023-04-02 03:26:41,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 11.636363636363637) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2153 transitions. [2023-04-02 03:26:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-04-02 03:26:41,504 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:26:41,505 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:26:41,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 03:26:41,505 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:26:41,505 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:26:41,505 INFO L85 PathProgramCache]: Analyzing trace with hash -700226190, now seen corresponding path program 1 times [2023-04-02 03:26:41,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:26:41,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050492018] [2023-04-02 03:26:41,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:26:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:26:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:26:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:26:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:26:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:26:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:26:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:26:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:26:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:41,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:26:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:26:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:26:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-04-02 03:26:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-04-02 03:26:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-04-02 03:26:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-04-02 03:26:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-04-02 03:26:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-04-02 03:26:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2023-04-02 03:26:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:26:42,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:26:42,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050492018] [2023-04-02 03:26:42,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050492018] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:26:42,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:26:42,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:26:42,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842270564] [2023-04-02 03:26:42,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:26:42,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:26:42,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:26:42,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:26:42,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:26:42,074 INFO L87 Difference]: Start difference. First operand 1420 states and 2153 transitions. Second operand has 12 states, 11 states have (on average 11.727272727272727) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:56,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:26:56,036 INFO L93 Difference]: Finished difference Result 5244 states and 9000 transitions. [2023-04-02 03:26:56,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:26:56,037 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 11.727272727272727) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 234 [2023-04-02 03:26:56,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:26:56,056 INFO L225 Difference]: With dead ends: 5244 [2023-04-02 03:26:56,056 INFO L226 Difference]: Without dead ends: 4027 [2023-04-02 03:26:56,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:26:56,062 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 4997 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 3782 mSolverCounterSat, 2287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5055 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 6069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2287 IncrementalHoareTripleChecker+Valid, 3782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2023-04-02 03:26:56,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5055 Valid, 42 Invalid, 6069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2287 Valid, 3782 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2023-04-02 03:26:56,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2023-04-02 03:26:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 1836. [2023-04-02 03:26:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1836 states, 1366 states have (on average 1.5710102489019033) internal successors, (2146), 1585 states have internal predecessors, (2146), 358 states have call successors, (358), 111 states have call predecessors, (358), 111 states have return successors, (357), 341 states have call predecessors, (357), 353 states have call successors, (357) [2023-04-02 03:26:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2861 transitions. [2023-04-02 03:26:57,841 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2861 transitions. Word has length 234 [2023-04-02 03:26:57,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:26:57,841 INFO L495 AbstractCegarLoop]: Abstraction has 1836 states and 2861 transitions. [2023-04-02 03:26:57,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 11.727272727272727) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:26:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2861 transitions. [2023-04-02 03:26:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-04-02 03:26:57,847 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:26:57,847 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:26:57,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 03:26:57,847 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:26:57,847 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:26:57,847 INFO L85 PathProgramCache]: Analyzing trace with hash -865300648, now seen corresponding path program 1 times [2023-04-02 03:26:57,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:26:57,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710065668] [2023-04-02 03:26:57,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:26:57,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:26:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:26:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:26:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:26:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:26:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:26:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:26:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:26:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:26:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:26:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:26:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:26:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:26:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-04-02 03:26:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:26:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-04-02 03:26:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-04-02 03:26:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 03:26:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-04-02 03:26:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:26:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-04-02 03:26:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-04-02 03:26:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:26:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:26:58,481 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:26:58,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:26:58,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710065668] [2023-04-02 03:26:58,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710065668] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:26:58,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:26:58,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:26:58,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114722686] [2023-04-02 03:26:58,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:26:58,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:26:58,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:26:58,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:26:58,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:26:58,483 INFO L87 Difference]: Start difference. First operand 1836 states and 2861 transitions. Second operand has 12 states, 11 states have (on average 11.818181818181818) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:27:13,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:27:13,745 INFO L93 Difference]: Finished difference Result 7410 states and 13009 transitions. [2023-04-02 03:27:13,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:27:13,746 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 11.818181818181818) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 235 [2023-04-02 03:27:13,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:27:13,800 INFO L225 Difference]: With dead ends: 7410 [2023-04-02 03:27:13,800 INFO L226 Difference]: Without dead ends: 5848 [2023-04-02 03:27:13,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:27:13,810 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 7783 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 3588 mSolverCounterSat, 3362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7841 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 6950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3362 IncrementalHoareTripleChecker+Valid, 3588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-04-02 03:27:13,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7841 Valid, 44 Invalid, 6950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3362 Valid, 3588 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2023-04-02 03:27:13,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5848 states. [2023-04-02 03:27:15,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5848 to 2492. [2023-04-02 03:27:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2492 states, 1907 states have (on average 1.5857367593078133) internal successors, (3024), 2241 states have internal predecessors, (3024), 473 states have call successors, (473), 111 states have call predecessors, (473), 111 states have return successors, (472), 456 states have call predecessors, (472), 468 states have call successors, (472) [2023-04-02 03:27:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2492 states and 3969 transitions. [2023-04-02 03:27:15,797 INFO L78 Accepts]: Start accepts. Automaton has 2492 states and 3969 transitions. Word has length 235 [2023-04-02 03:27:15,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:27:15,798 INFO L495 AbstractCegarLoop]: Abstraction has 2492 states and 3969 transitions. [2023-04-02 03:27:15,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 11.818181818181818) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:27:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3969 transitions. [2023-04-02 03:27:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-04-02 03:27:15,830 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:27:15,830 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:27:15,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-04-02 03:27:15,831 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:27:15,831 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:27:15,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1854320360, now seen corresponding path program 1 times [2023-04-02 03:27:15,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:27:15,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782106583] [2023-04-02 03:27:15,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:27:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:27:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:27:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:27:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:27:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:27:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:27:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:27:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:27:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:27:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:27:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:27:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:27:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:27:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:27:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:27:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:27:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-04-02 03:27:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:27:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-04-02 03:27:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-04-02 03:27:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-04-02 03:27:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-04-02 03:27:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-04-02 03:27:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-04-02 03:27:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:27:16,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:27:16,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782106583] [2023-04-02 03:27:16,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782106583] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:27:16,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:27:16,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:27:16,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569515352] [2023-04-02 03:27:16,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:27:16,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:27:16,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:27:16,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:27:16,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:27:16,442 INFO L87 Difference]: Start difference. First operand 2492 states and 3969 transitions. Second operand has 12 states, 11 states have (on average 11.909090909090908) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:27:35,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:27:35,290 INFO L93 Difference]: Finished difference Result 10941 states and 19514 transitions. [2023-04-02 03:27:35,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:27:35,290 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 11.909090909090908) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 236 [2023-04-02 03:27:35,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:27:35,321 INFO L225 Difference]: With dead ends: 10941 [2023-04-02 03:27:35,321 INFO L226 Difference]: Without dead ends: 8848 [2023-04-02 03:27:35,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:27:35,330 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 6661 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 3632 mSolverCounterSat, 2922 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6719 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 6554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2922 IncrementalHoareTripleChecker+Valid, 3632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-04-02 03:27:35,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6719 Valid, 44 Invalid, 6554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2922 Valid, 3632 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2023-04-02 03:27:35,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8848 states. [2023-04-02 03:27:38,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8848 to 3558. [2023-04-02 03:27:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3558 states, 2789 states have (on average 1.5944783076371458) internal successors, (4447), 3307 states have internal predecessors, (4447), 657 states have call successors, (657), 111 states have call predecessors, (657), 111 states have return successors, (656), 640 states have call predecessors, (656), 652 states have call successors, (656) [2023-04-02 03:27:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3558 states and 5760 transitions. [2023-04-02 03:27:38,672 INFO L78 Accepts]: Start accepts. Automaton has 3558 states and 5760 transitions. Word has length 236 [2023-04-02 03:27:38,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:27:38,672 INFO L495 AbstractCegarLoop]: Abstraction has 3558 states and 5760 transitions. [2023-04-02 03:27:38,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 11.909090909090908) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:27:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 5760 transitions. [2023-04-02 03:27:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-04-02 03:27:38,684 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:27:38,684 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:27:38,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-04-02 03:27:38,684 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:27:38,684 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:27:38,684 INFO L85 PathProgramCache]: Analyzing trace with hash -514874446, now seen corresponding path program 1 times [2023-04-02 03:27:38,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:27:38,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780813411] [2023-04-02 03:27:38,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:27:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:27:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:27:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:27:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:27:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:27:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:27:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:27:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:27:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:27:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:27:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:27:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:27:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:27:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:27:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:27:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:27:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-04-02 03:27:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:27:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 03:27:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 03:27:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-04-02 03:27:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-04-02 03:27:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:27:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-04-02 03:27:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-04-02 03:27:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:27:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:27:39,454 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:27:39,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:27:39,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780813411] [2023-04-02 03:27:39,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780813411] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:27:39,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:27:39,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:27:39,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539747596] [2023-04-02 03:27:39,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:27:39,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:27:39,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:27:39,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:27:39,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:27:39,456 INFO L87 Difference]: Start difference. First operand 3558 states and 5760 transitions. Second operand has 12 states, 11 states have (on average 12.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:28:05,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:28:05,447 INFO L93 Difference]: Finished difference Result 16954 states and 30547 transitions. [2023-04-02 03:28:05,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:28:05,448 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 237 [2023-04-02 03:28:05,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:28:05,494 INFO L225 Difference]: With dead ends: 16954 [2023-04-02 03:28:05,494 INFO L226 Difference]: Without dead ends: 13991 [2023-04-02 03:28:05,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:28:05,512 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 8814 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 3345 mSolverCounterSat, 3950 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8872 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 7295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3950 IncrementalHoareTripleChecker+Valid, 3345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-04-02 03:28:05,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8872 Valid, 42 Invalid, 7295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3950 Valid, 3345 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2023-04-02 03:28:05,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13991 states. [2023-04-02 03:28:11,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13991 to 5356. [2023-04-02 03:28:11,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5356 states, 4282 states have (on average 1.5987856141989725) internal successors, (6846), 5105 states have internal predecessors, (6846), 962 states have call successors, (962), 111 states have call predecessors, (962), 111 states have return successors, (961), 945 states have call predecessors, (961), 957 states have call successors, (961) [2023-04-02 03:28:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5356 states to 5356 states and 8769 transitions. [2023-04-02 03:28:11,129 INFO L78 Accepts]: Start accepts. Automaton has 5356 states and 8769 transitions. Word has length 237 [2023-04-02 03:28:11,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:28:11,129 INFO L495 AbstractCegarLoop]: Abstraction has 5356 states and 8769 transitions. [2023-04-02 03:28:11,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:28:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 5356 states and 8769 transitions. [2023-04-02 03:28:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-04-02 03:28:11,145 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:28:11,145 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:28:11,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-04-02 03:28:11,145 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:28:11,145 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:28:11,145 INFO L85 PathProgramCache]: Analyzing trace with hash 475976894, now seen corresponding path program 1 times [2023-04-02 03:28:11,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:28:11,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319349863] [2023-04-02 03:28:11,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:28:11,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:28:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:28:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:28:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:28:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:28:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:28:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:28:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:28:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:28:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:28:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:28:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:28:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:28:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:28:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:28:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:28:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:28:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:28:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:28:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 03:28:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:28:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-04-02 03:28:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-04-02 03:28:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-04-02 03:28:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-04-02 03:28:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:28:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-04-02 03:28:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-04-02 03:28:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:28:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:28:11,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:28:11,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319349863] [2023-04-02 03:28:11,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319349863] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:28:11,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:28:11,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:28:11,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071301114] [2023-04-02 03:28:11,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:28:11,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:28:11,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:28:11,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:28:11,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:28:11,755 INFO L87 Difference]: Start difference. First operand 5356 states and 8769 transitions. Second operand has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:28:49,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 03:28:49,351 INFO L93 Difference]: Finished difference Result 27800 states and 50337 transitions. [2023-04-02 03:28:49,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 03:28:49,351 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) Word has length 238 [2023-04-02 03:28:49,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 03:28:49,495 INFO L225 Difference]: With dead ends: 27800 [2023-04-02 03:28:49,495 INFO L226 Difference]: Without dead ends: 23323 [2023-04-02 03:28:49,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=232, Invalid=470, Unknown=0, NotChecked=0, Total=702 [2023-04-02 03:28:49,532 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 3537 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 3876 mSolverCounterSat, 1465 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3595 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 5341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1465 IncrementalHoareTripleChecker+Valid, 3876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-04-02 03:28:49,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3595 Valid, 46 Invalid, 5341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1465 Valid, 3876 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2023-04-02 03:28:49,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23323 states. [2023-04-02 03:28:59,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23323 to 8496. [2023-04-02 03:28:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8496 states, 6900 states have (on average 1.5994202898550725) internal successors, (11036), 8245 states have internal predecessors, (11036), 1484 states have call successors, (1484), 111 states have call predecessors, (1484), 111 states have return successors, (1483), 1467 states have call predecessors, (1483), 1479 states have call successors, (1483) [2023-04-02 03:28:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8496 states to 8496 states and 14003 transitions. [2023-04-02 03:28:59,525 INFO L78 Accepts]: Start accepts. Automaton has 8496 states and 14003 transitions. Word has length 238 [2023-04-02 03:28:59,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 03:28:59,526 INFO L495 AbstractCegarLoop]: Abstraction has 8496 states and 14003 transitions. [2023-04-02 03:28:59,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33) [2023-04-02 03:28:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 8496 states and 14003 transitions. [2023-04-02 03:28:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-04-02 03:28:59,548 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 03:28:59,548 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 03:28:59,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-04-02 03:28:59,549 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 03:28:59,549 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 03:28:59,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1482682380, now seen corresponding path program 1 times [2023-04-02 03:28:59,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 03:28:59,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483236604] [2023-04-02 03:28:59,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 03:28:59,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 03:28:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:28:59,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:29:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:29:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:29:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 03:29:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 03:29:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 03:29:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 03:29:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 03:29:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 03:29:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 03:29:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 03:29:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 03:29:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 03:29:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:29:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-02 03:29:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:29:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 03:29:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:29:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-04-02 03:29:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 03:29:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-04-02 03:29:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-04-02 03:29:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-04-02 03:29:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-04-02 03:29:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 03:29:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 03:29:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-04-02 03:29:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 03:29:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 03:29:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-04-02 03:29:00,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 03:29:00,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483236604] [2023-04-02 03:29:00,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483236604] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 03:29:00,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 03:29:00,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 03:29:00,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828936355] [2023-04-02 03:29:00,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 03:29:00,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 03:29:00,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 03:29:00,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 03:29:00,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-02 03:29:00,165 INFO L87 Difference]: Start difference. First operand 8496 states and 14003 transitions. Second operand has 12 states, 11 states have (on average 12.181818181818182) internal successors, (134), 3 states have internal predecessors, (134), 3 states have call successors, (50), 11 states have call predecessors, (50), 1 states have return successors, (33), 2 states have call predecessors, (33), 3 states have call successors, (33)