/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 22:12:55,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 22:12:56,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 22:12:56,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 22:12:56,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 22:12:56,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 22:12:56,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 22:12:56,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 22:12:56,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 22:12:56,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 22:12:56,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 22:12:56,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 22:12:56,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 22:12:56,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 22:12:56,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 22:12:56,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 22:12:56,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 22:12:56,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 22:12:56,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 22:12:56,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 22:12:56,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 22:12:56,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 22:12:56,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 22:12:56,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 22:12:56,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 22:12:56,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 22:12:56,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 22:12:56,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 22:12:56,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 22:12:56,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 22:12:56,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 22:12:56,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 22:12:56,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 22:12:56,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 22:12:56,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 22:12:56,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 22:12:56,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 22:12:56,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 22:12:56,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 22:12:56,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 22:12:56,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 22:12:56,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-12 22:12:56,150 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 22:12:56,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 22:12:56,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 22:12:56,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 22:12:56,153 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 22:12:56,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 22:12:56,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 22:12:56,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 22:12:56,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 22:12:56,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 22:12:56,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 22:12:56,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 22:12:56,155 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 22:12:56,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 22:12:56,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 22:12:56,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 22:12:56,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 22:12:56,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 22:12:56,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 22:12:56,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 22:12:56,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 22:12:56,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 22:12:56,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 22:12:56,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 22:12:56,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 22:12:56,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 22:12:56,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-12 22:12:56,159 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 22:12:56,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 22:12:56,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 22:12:56,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 22:12:56,455 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 22:12:56,456 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 22:12:56,456 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2020-10-12 22:12:56,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e5012e35/d42a5cd03c644dc69f4e13811d977864/FLAG668381f9b [2020-10-12 22:12:57,272 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 22:12:57,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2020-10-12 22:12:57,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e5012e35/d42a5cd03c644dc69f4e13811d977864/FLAG668381f9b [2020-10-12 22:12:57,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e5012e35/d42a5cd03c644dc69f4e13811d977864 [2020-10-12 22:12:57,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 22:12:57,354 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 22:12:57,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 22:12:57,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 22:12:57,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 22:12:57,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:12:57" (1/1) ... [2020-10-12 22:12:57,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8d896d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:57, skipping insertion in model container [2020-10-12 22:12:57,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:12:57" (1/1) ... [2020-10-12 22:12:57,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 22:12:57,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 22:12:59,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 22:12:59,290 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 22:12:59,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 22:12:59,964 INFO L208 MainTranslator]: Completed translation [2020-10-12 22:12:59,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59 WrapperNode [2020-10-12 22:12:59,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 22:12:59,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 22:12:59,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 22:12:59,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 22:12:59,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:12:59,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... [2020-10-12 22:13:00,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 22:13:00,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 22:13:00,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 22:13:00,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 22:13:00,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 22:13:00,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 22:13:00,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-12 22:13:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-12 22:13:00,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-12 22:13:00,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-12 22:13:00,332 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-12 22:13:00,332 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-12 22:13:00,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-12 22:13:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-12 22:13:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-12 22:13:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-12 22:13:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_supported [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure request_module_async [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure request_modules [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_request_modules [2020-10-12 22:13:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_start_dma [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_stop_dma [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_restart_queue [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_buf_prepare [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_buf_queue [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_buffers [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_cancel_buffers [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_timeout [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_mpeg_irq [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_irq [2020-10-12 22:13:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_init_common [2020-10-12 22:13:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_fini_common [2020-10-12 22:13:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_suspend_common [2020-10-12 22:13:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_resume_common [2020-10-12 22:13:00,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_get_driver [2020-10-12 22:13:00,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_acquire [2020-10-12 22:13:00,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_release [2020-10-12 22:13:00,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_check_driver [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_register_driver [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_unregister_driver [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_probe [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_remove [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_init [2020-10-12 22:13:00,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_fini [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_2 [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_3 [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_4 [2020-10-12 22:13:00,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-12 22:13:00,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_cx88_core [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_cx88_core [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx88_core [2020-10-12 22:13:00,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_cx88_core [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_cx88_core [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_cx88_core [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx88_core [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-12 22:13:00,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-12 22:13:00,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-12 22:13:00,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_free [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_get [2020-10-12 22:13:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_irq [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_print_irqbits [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_reset [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_databuffer [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2020-10-12 22:13:00,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-12 22:13:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work_sync [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-12 22:13:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2020-10-12 22:13:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-12 22:13:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-12 22:13:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-12 22:13:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-12 22:13:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2020-10-12 22:13:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2020-10-12 22:13:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-12 22:13:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-12 22:13:00,359 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_2 [2020-10-12 22:13:00,360 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_3 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2020-10-12 22:13:00,361 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_4 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx88_core [2020-10-12 22:13:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx88_core [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-12 22:13:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-12 22:13:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work_sync [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-12 22:13:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-12 22:13:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-12 22:13:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-12 22:13:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-10-12 22:13:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_supported [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2020-10-12 22:13:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_free [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_print_irqbits [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_irq [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_reset [2020-10-12 22:13:00,372 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_databuffer [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_get [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2020-10-12 22:13:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_register_driver [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_unregister_driver [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_get_driver [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_buf_prepare [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_buf_queue [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_cancel_buffers [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure request_module_async [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 22:13:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure request_modules [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure flush_request_modules [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_start_dma [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_stop_dma [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_restart_queue [2020-10-12 22:13:00,375 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_buffers [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_timeout [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_mpeg_irq [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_irq [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_init_common [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_fini_common [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_suspend_common [2020-10-12 22:13:00,376 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_resume_common [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_acquire [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_release [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_check_driver [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_probe [2020-10-12 22:13:00,377 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_remove [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_init [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_fini [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-12 22:13:00,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_cx88_core [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_cx88_core [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_cx88_core [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_cx88_core [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_cx88_core [2020-10-12 22:13:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-12 22:13:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_vb_lock_of_videobuf_queue [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-12 22:13:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 22:13:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-12 22:13:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-12 22:13:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-12 22:13:07,689 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 22:13:07,690 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-12 22:13:07,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:13:07 BoogieIcfgContainer [2020-10-12 22:13:07,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 22:13:07,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 22:13:07,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 22:13:07,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 22:13:07,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:12:57" (1/3) ... [2020-10-12 22:13:07,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33d592cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:13:07, skipping insertion in model container [2020-10-12 22:13:07,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:59" (2/3) ... [2020-10-12 22:13:07,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33d592cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:13:07, skipping insertion in model container [2020-10-12 22:13:07,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:13:07" (3/3) ... [2020-10-12 22:13:07,709 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2020-10-12 22:13:07,720 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 22:13:07,728 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 22:13:07,742 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 22:13:07,769 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 22:13:07,769 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 22:13:07,770 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 22:13:07,770 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 22:13:07,770 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 22:13:07,770 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 22:13:07,770 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 22:13:07,770 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 22:13:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states. [2020-10-12 22:13:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-12 22:13:07,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:13:07,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:13:07,817 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:13:07,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:13:07,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1200099986, now seen corresponding path program 1 times [2020-10-12 22:13:07,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:13:07,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2021710170] [2020-10-12 22:13:07,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:13:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:08,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:10,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:10,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-12 22:13:10,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2374 [2020-10-12 22:13:10,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:10,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 22:13:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 22:13:10,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 22:13:13,203 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 619 [2020-10-12 22:13:13,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:13:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:13,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:13,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:13,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:13,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 417 [2020-10-12 22:13:13,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:13,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:13,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:13,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:13,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:13:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:13,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:13,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:13,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:13,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:13,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 22:13:13,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 22:13:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:13,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 22:13:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:13,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:13,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:13,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:13:13,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:13,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 22:13:13,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:13,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:13:13,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:13,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 22:13:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:13,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:14,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:14,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:13:14,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:14,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-12 22:13:14,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:14,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:14,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:14,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 22:13:14,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:14,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:13:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:14,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:14,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:14,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:14,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:14,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 22:13:14,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:14,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:14,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:14,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:14,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 22:13:14,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2021710170] [2020-10-12 22:13:14,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:13:14,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 22:13:14,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677115837] [2020-10-12 22:13:14,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 22:13:14,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:13:14,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 22:13:14,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 22:13:14,173 INFO L87 Difference]: Start difference. First operand 1027 states. Second operand 5 states. [2020-10-12 22:13:22,115 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 621 [2020-10-12 22:13:41,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:13:41,280 INFO L93 Difference]: Finished difference Result 1927 states and 2519 transitions. [2020-10-12 22:13:41,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 22:13:41,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-12 22:13:41,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:13:41,325 INFO L225 Difference]: With dead ends: 1927 [2020-10-12 22:13:41,326 INFO L226 Difference]: Without dead ends: 1174 [2020-10-12 22:13:41,337 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 22:13:41,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2020-10-12 22:13:41,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 980. [2020-10-12 22:13:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2020-10-12 22:13:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1238 transitions. [2020-10-12 22:13:41,820 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1238 transitions. Word has length 28 [2020-10-12 22:13:41,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:13:41,821 INFO L479 AbstractCegarLoop]: Abstraction has 980 states and 1238 transitions. [2020-10-12 22:13:41,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 22:13:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1238 transitions. [2020-10-12 22:13:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-12 22:13:41,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:13:41,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:13:41,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 22:13:41,823 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:13:41,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:13:41,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1452192194, now seen corresponding path program 1 times [2020-10-12 22:13:41,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:13:41,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [739238017] [2020-10-12 22:13:41,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:13:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:42,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:43,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:43,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 22:13:43,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:43,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2024 [2020-10-12 22:13:43,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:43,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:43,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 22:13:43,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 22:13:43,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:45,763 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 619 [2020-10-12 22:13:45,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:13:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:45,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:46,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:46,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:46,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:46,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 346 [2020-10-12 22:13:46,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:46,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:13:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:46,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:46,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:46,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:46,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:46,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 22:13:46,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 22:13:46,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:46,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 22:13:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:46,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:46,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:46,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:13:46,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:46,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 22:13:46,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:46,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:13:46,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:46,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 22:13:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:46,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:46,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:46,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:13:46,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:46,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 22:13:46,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:46,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:46,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:46,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 22:13:46,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:46,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:13:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:46,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:46,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:46,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:46,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:46,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 22:13:46,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:46,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:46,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:46,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:46,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:46,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 22:13:46,436 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [739238017] [2020-10-12 22:13:46,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:13:46,437 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 22:13:46,437 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648363348] [2020-10-12 22:13:46,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 22:13:46,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:13:46,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 22:13:46,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 22:13:46,439 INFO L87 Difference]: Start difference. First operand 980 states and 1238 transitions. Second operand 5 states. [2020-10-12 22:13:52,462 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 621 [2020-10-12 22:14:06,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:14:06,333 INFO L93 Difference]: Finished difference Result 1174 states and 1526 transitions. [2020-10-12 22:14:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 22:14:06,334 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-12 22:14:06,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:14:06,346 INFO L225 Difference]: With dead ends: 1174 [2020-10-12 22:14:06,346 INFO L226 Difference]: Without dead ends: 1171 [2020-10-12 22:14:06,347 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 22:14:06,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1171 states. [2020-10-12 22:14:06,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1171 to 979. [2020-10-12 22:14:06,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 979 states. [2020-10-12 22:14:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 1236 transitions. [2020-10-12 22:14:06,666 INFO L78 Accepts]: Start accepts. Automaton has 979 states and 1236 transitions. Word has length 29 [2020-10-12 22:14:06,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:14:06,667 INFO L479 AbstractCegarLoop]: Abstraction has 979 states and 1236 transitions. [2020-10-12 22:14:06,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 22:14:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1236 transitions. [2020-10-12 22:14:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-12 22:14:06,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:14:06,668 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:14:06,668 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 22:14:06,669 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:14:06,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:14:06,669 INFO L82 PathProgramCache]: Analyzing trace with hash -2068866283, now seen corresponding path program 1 times [2020-10-12 22:14:06,669 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:14:06,670 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1349930158] [2020-10-12 22:14:06,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:14:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:06,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:08,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:08,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-12 22:14:08,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:08,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1696 [2020-10-12 22:14:08,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 22:14:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 22:14:08,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,212 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 619 [2020-10-12 22:14:10,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:14:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:10,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:10,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:10,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:10,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 332 [2020-10-12 22:14:10,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:14:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:10,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:10,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:10,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:10,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 22:14:10,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 22:14:10,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 22:14:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:10,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:10,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:10,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:14:10,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:10,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 22:14:10,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:14:10,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 22:14:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:10,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:10,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:10,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:14:10,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:10,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 22:14:10,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 22:14:10,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:14:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:10,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:10,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:10,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:10,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 22:14:10,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:10,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:10,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:10,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:10,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 22:14:10,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1349930158] [2020-10-12 22:14:10,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:14:10,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 22:14:10,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238720630] [2020-10-12 22:14:10,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 22:14:10,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:14:10,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 22:14:10,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 22:14:10,861 INFO L87 Difference]: Start difference. First operand 979 states and 1236 transitions. Second operand 5 states. [2020-10-12 22:14:18,056 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 621 [2020-10-12 22:14:32,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:14:32,312 INFO L93 Difference]: Finished difference Result 1173 states and 1524 transitions. [2020-10-12 22:14:32,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 22:14:32,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2020-10-12 22:14:32,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:14:32,321 INFO L225 Difference]: With dead ends: 1173 [2020-10-12 22:14:32,321 INFO L226 Difference]: Without dead ends: 1170 [2020-10-12 22:14:32,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 22:14:32,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2020-10-12 22:14:32,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 978. [2020-10-12 22:14:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2020-10-12 22:14:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1234 transitions. [2020-10-12 22:14:32,607 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1234 transitions. Word has length 30 [2020-10-12 22:14:32,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:14:32,607 INFO L479 AbstractCegarLoop]: Abstraction has 978 states and 1234 transitions. [2020-10-12 22:14:32,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 22:14:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1234 transitions. [2020-10-12 22:14:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-12 22:14:32,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:14:32,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:14:32,609 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 22:14:32,609 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:14:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:14:32,609 INFO L82 PathProgramCache]: Analyzing trace with hash 289078305, now seen corresponding path program 1 times [2020-10-12 22:14:32,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:14:32,610 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1040773991] [2020-10-12 22:14:32,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:14:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:32,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1469 [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:34,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 22:14:34,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 22:14:34,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:36,132 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 619 [2020-10-12 22:14:36,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:14:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:36,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:36,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:36,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:36,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:36,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 221 [2020-10-12 22:14:36,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:36,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:36,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:36,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:36,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 22:14:36,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:14:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:36,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:36,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:36,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:36,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:36,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 22:14:36,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:36,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 22:14:36,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:36,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 22:14:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:36,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:36,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:36,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:14:36,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 22:14:36,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:14:36,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:36,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 22:14:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:36,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:36,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:14:36,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 22:14:36,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 22:14:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:36,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:14:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:36,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:36,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:36,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:36,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:36,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 22:14:36,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 22:14:36,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1040773991] [2020-10-12 22:14:36,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:14:36,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 22:14:36,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279015522] [2020-10-12 22:14:36,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 22:14:36,698 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:14:36,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 22:14:36,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 22:14:36,698 INFO L87 Difference]: Start difference. First operand 978 states and 1234 transitions. Second operand 5 states. [2020-10-12 22:14:43,858 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 621 [2020-10-12 22:14:58,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:14:58,844 INFO L93 Difference]: Finished difference Result 1172 states and 1522 transitions. [2020-10-12 22:14:58,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 22:14:58,846 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2020-10-12 22:14:58,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:14:58,854 INFO L225 Difference]: With dead ends: 1172 [2020-10-12 22:14:58,854 INFO L226 Difference]: Without dead ends: 1156 [2020-10-12 22:14:58,856 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 22:14:58,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-10-12 22:14:59,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 964. [2020-10-12 22:14:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2020-10-12 22:14:59,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1216 transitions. [2020-10-12 22:14:59,248 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1216 transitions. Word has length 31 [2020-10-12 22:14:59,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:14:59,248 INFO L479 AbstractCegarLoop]: Abstraction has 964 states and 1216 transitions. [2020-10-12 22:14:59,248 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 22:14:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1216 transitions. [2020-10-12 22:14:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-12 22:14:59,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:14:59,255 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 22:14:59,255 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 22:14:59,255 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:14:59,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:14:59,256 INFO L82 PathProgramCache]: Analyzing trace with hash 2066167738, now seen corresponding path program 1 times [2020-10-12 22:14:59,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:14:59,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [459293809] [2020-10-12 22:14:59,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:14:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:59,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:00,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:04,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:04,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-12 22:15:04,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 22:15:04,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5341 [2020-10-12 22:15:04,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 22:15:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-12 22:15:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 22:15:04,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:15:06,509 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 619 [2020-10-12 22:15:06,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:15:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:06,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:06,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:06,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:06,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:06,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 390 [2020-10-12 22:15:06,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:06,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:06,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:15:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:07,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 22:15:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 22:15:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:15:07,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 22:15:07,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 22:15:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:15:07,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 22:15:07,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:15:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:07,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 22:15:07,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 22:15:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:15:07,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 22:15:07,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 22:15:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 22:15:07,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-12 22:15:07,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:15:07,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:15:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 22:15:07,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 22:15:07,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:15:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:15:07,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 22:15:07,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 22:15:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:15:07,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:15:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:07,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 22:15:07,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:15:07,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:15:07,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-12 22:15:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 22:15:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 22:15:07,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:15:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 22:15:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:15:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 22:15:07,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-12 22:15:07,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:15:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:15:07,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 22:15:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:07,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 22:15:07,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:15:07,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 22:15:07,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-12 22:15:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:15:07,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:15:07,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:15:07,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:15:07,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:15:07,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 22:15:07,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:15:07,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:15:07,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:15:07,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 22:15:07,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:15:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-12 22:15:07,961 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [459293809] [2020-10-12 22:15:07,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:15:07,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 22:15:07,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786651437] [2020-10-12 22:15:07,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 22:15:07,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:15:07,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 22:15:07,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-12 22:15:07,965 INFO L87 Difference]: Start difference. First operand 964 states and 1216 transitions. Second operand 7 states. [2020-10-12 22:15:15,860 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 621 [2020-10-12 22:15:33,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:15:33,437 INFO L93 Difference]: Finished difference Result 1242 states and 1641 transitions. [2020-10-12 22:15:33,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 22:15:33,439 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2020-10-12 22:15:33,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:15:33,440 INFO L225 Difference]: With dead ends: 1242 [2020-10-12 22:15:33,441 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 22:15:33,446 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2020-10-12 22:15:33,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 22:15:33,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 22:15:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 22:15:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 22:15:33,448 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-10-12 22:15:33,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:15:33,448 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 22:15:33,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 22:15:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 22:15:33,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 22:15:33,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 22:15:33,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 22:15:33,851 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:34,170 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:34,421 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:34,574 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:34,682 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:34,817 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:34,933 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:35,042 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:35,159 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:35,354 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:36,240 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:15:36,497 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:15:36,600 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:36,951 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:37,215 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:37,487 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:37,640 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:37,921 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:38,071 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:38,205 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:38,350 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:38,488 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:38,647 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:39,115 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:39,250 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:39,413 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:39,622 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:39,754 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:39,898 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:40,033 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:40,178 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:41,534 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:42,369 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:42,515 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:42,650 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:42,787 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:42,935 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:43,092 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:43,224 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:43,436 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:43,581 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:44,733 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:44,887 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:45,502 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2020-10-12 22:15:46,637 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:46,772 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:46,920 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:47,069 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:47,202 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:47,346 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:47,546 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:47,689 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:47,986 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:15:48,504 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:48,637 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:48,781 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:48,925 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:49,058 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:49,201 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:49,333 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:49,477 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:49,583 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2020-10-12 22:15:50,651 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:15:50,982 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:51,116 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:51,260 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:51,409 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:51,548 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:51,715 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:51,898 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:52,040 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:52,182 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:52,324 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:53,095 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:15:53,252 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:15:53,397 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:53,531 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:53,677 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:53,821 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:53,992 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:54,134 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:54,265 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:54,407 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:54,673 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:54,816 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:55,534 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:56,382 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:56,514 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:56,656 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:56,808 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:56,942 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:57,090 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:57,221 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:15:57,364 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:15:59,118 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:15:59,262 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:16:01,537 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:01,703 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:01,852 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:02,003 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:02,140 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:02,287 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:02,429 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:02,574 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:03,340 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:03,496 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:03,645 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:16:03,791 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 22 [2020-10-12 22:16:07,675 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:07,942 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:08,088 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:08,225 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:08,361 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:08,506 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:08,654 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:08,788 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:09,233 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:09,502 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:11,945 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:12,088 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:12,374 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 84 [2020-10-12 22:16:12,551 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:12,694 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:13,329 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:13,472 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:16,233 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:16,381 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:17,637 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:17,770 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:17,932 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:18,079 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:18,227 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:18,393 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:22,805 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:22,942 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:23,452 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:23,596 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:24,367 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:24,636 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:24,780 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:24,925 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:25,070 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:26,397 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 91 [2020-10-12 22:16:31,424 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:31,559 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:31,693 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:31,837 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:31,987 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:32,122 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:33,377 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:34,226 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:34,358 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:34,501 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:34,646 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:34,777 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:34,920 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:35,051 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:35,194 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:35,477 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:35,612 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:35,759 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:35,904 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:36,038 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:36,195 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:36,332 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 90 [2020-10-12 22:16:36,480 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 28 [2020-10-12 22:16:41,031 WARN L193 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 433 DAG size of output: 29 [2020-10-12 22:16:42,550 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 430 DAG size of output: 1 [2020-10-12 22:16:43,857 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 430 DAG size of output: 31 [2020-10-12 22:16:45,048 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 426 DAG size of output: 21 [2020-10-12 22:16:48,816 WARN L193 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 433 DAG size of output: 29 [2020-10-12 22:16:50,023 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 427 DAG size of output: 24