/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 10:15:32,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 10:15:32,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 10:15:32,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 10:15:32,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 10:15:32,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 10:15:32,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 10:15:32,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 10:15:32,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 10:15:32,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 10:15:32,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 10:15:32,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 10:15:32,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 10:15:32,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 10:15:32,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 10:15:32,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 10:15:32,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 10:15:32,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 10:15:32,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 10:15:32,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 10:15:32,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 10:15:32,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 10:15:32,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 10:15:32,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 10:15:32,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 10:15:32,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 10:15:32,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 10:15:32,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 10:15:32,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 10:15:32,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 10:15:32,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 10:15:32,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 10:15:32,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 10:15:32,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 10:15:32,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 10:15:32,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 10:15:32,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 10:15:32,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 10:15:32,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 10:15:32,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 10:15:32,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 10:15:32,650 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 [2020-10-27 10:15:32,703 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 10:15:32,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 10:15:32,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 10:15:32,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 10:15:32,708 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 10:15:32,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 10:15:32,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 10:15:32,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 10:15:32,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 10:15:32,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 10:15:32,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 10:15:32,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 10:15:32,711 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 10:15:32,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 10:15:32,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 10:15:32,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 10:15:32,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 10:15:32,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 10:15:32,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:15:32,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 10:15:32,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 10:15:32,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 10:15:32,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 10:15:32,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 10:15:32,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 10:15:32,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 10:15:32,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 10:15:32,714 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 10:15:33,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 10:15:33,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 10:15:33,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 10:15:33,177 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 10:15:33,178 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 10:15:33,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2020-10-27 10:15:33,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b8793f5d/467f3b16c6ab4e10ae93ead425de704f/FLAGb90519449 [2020-10-27 10:15:34,316 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 10:15:34,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2020-10-27 10:15:34,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b8793f5d/467f3b16c6ab4e10ae93ead425de704f/FLAGb90519449 [2020-10-27 10:15:34,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b8793f5d/467f3b16c6ab4e10ae93ead425de704f [2020-10-27 10:15:34,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 10:15:34,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 10:15:34,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 10:15:34,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 10:15:34,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 10:15:34,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:15:34" (1/1) ... [2020-10-27 10:15:34,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3418835b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:34, skipping insertion in model container [2020-10-27 10:15:34,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:15:34" (1/1) ... [2020-10-27 10:15:34,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 10:15:34,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 10:15:36,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:15:36,309 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 10:15:36,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:15:37,088 INFO L208 MainTranslator]: Completed translation [2020-10-27 10:15:37,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37 WrapperNode [2020-10-27 10:15:37,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 10:15:37,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 10:15:37,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 10:15:37,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 10:15:37,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... [2020-10-27 10:15:37,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 10:15:37,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 10:15:37,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 10:15:37,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 10:15:37,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:15:37,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 10:15:37,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 10:15:37,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 10:15:37,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:15:37,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:15:37,546 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 10:15:37,546 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 10:15:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 10:15:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 10:15:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 10:15:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-27 10:15:37,548 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2020-10-27 10:15:37,548 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2020-10-27 10:15:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2020-10-27 10:15:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2020-10-27 10:15:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-27 10:15:37,549 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 10:15:37,551 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 10:15:37,551 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2020-10-27 10:15:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 10:15:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync_lockdep [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync_lockdep_irqsave [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep_irqrestore [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 10:15:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 10:15:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_consume_skb_any [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_open [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_close [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_tx_timeout [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_start_xmit [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_interrupt [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_poll [2020-10-27 10:15:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_err [2020-10-27 10:15:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2020-10-27 10:15:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2020-10-27 10:15:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_rx_overrun [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_get_stats [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure make_mc_bits [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_set_multicast_list [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ethdev_setup [2020-10-27 10:15:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ____alloc_ei_netdev [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __NS8390_init [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_open [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_close [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_start_xmit [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_get_stats [2020-10-27 10:15:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_set_multicast_list [2020-10-27 10:15:37,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_timeout [2020-10-27 10:15:37,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_interrupt [2020-10-27 10:15:37,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_poll [2020-10-27 10:15:37,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_ei_netdev [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_init [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ns8390_module_init [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ns8390_module_exit [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-27 10:15:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 10:15:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-27 10:15:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-27 10:15:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-27 10:15:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-27 10:15:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-27 10:15:37,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2020-10-27 10:15:37,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 10:15:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-27 10:15:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-27 10:15:37,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-27 10:15:37,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-27 10:15:37,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 10:15:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 10:15:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-27 10:15:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 10:15:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 10:15:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-27 10:15:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2020-10-27 10:15:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-27 10:15:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-27 10:15:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-27 10:15:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2020-10-27 10:15:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_1 [2020-10-27 10:15:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-27 10:15:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_1 [2020-10-27 10:15:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-27 10:15:37,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-27 10:15:37,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2020-10-27 10:15:37,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-27 10:15:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 10:15:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone_tx_timestamp [2020-10-27 10:15:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_defer_rx_timestamp [2020-10-27 10:15:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 10:15:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2020-10-27 10:15:37,578 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2020-10-27 10:15:37,579 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2020-10-27 10:15:37,580 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 10:15:37,580 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 10:15:37,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 10:15:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 10:15:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 10:15:37,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 10:15:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-27 10:15:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 10:15:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 10:15:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-27 10:15:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2020-10-27 10:15:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 10:15:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-27 10:15:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone_tx_timestamp [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_defer_rx_timestamp [2020-10-27 10:15:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 10:15:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 10:15:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-27 10:15:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync_lockdep [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync_lockdep_irqsave [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep_irqrestore [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 10:15:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-27 10:15:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure dev_consume_skb_any [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-27 10:15:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_init [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ei_open [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ei_close [2020-10-27 10:15:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ei_interrupt [2020-10-27 10:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2020-10-27 10:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure ei_start_xmit [2020-10-27 10:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2020-10-27 10:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure ei_get_stats [2020-10-27 10:15:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_ei_netdev [2020-10-27 10:15:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_err [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure ei_rx_overrun [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure __NS8390_init [2020-10-27 10:15:37,607 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_open [2020-10-27 10:15:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_close [2020-10-27 10:15:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_tx_timeout [2020-10-27 10:15:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 10:15:37,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 10:15:37,609 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_start_xmit [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_interrupt [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_poll [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_get_stats [2020-10-27 10:15:37,611 INFO L130 BoogieDeclarations]: Found specification of procedure make_mc_bits [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_set_multicast_list [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ethdev_setup [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ____alloc_ei_netdev [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ns8390_module_init [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ns8390_module_exit [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 10:15:37,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_1 [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 10:15:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 10:15:37,614 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 10:15:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 10:15:39,162 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 10:15:44,148 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 10:15:44,148 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 10:15:44,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:15:44 BoogieIcfgContainer [2020-10-27 10:15:44,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 10:15:44,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 10:15:44,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 10:15:44,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 10:15:44,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:15:34" (1/3) ... [2020-10-27 10:15:44,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30429455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:15:44, skipping insertion in model container [2020-10-27 10:15:44,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:15:37" (2/3) ... [2020-10-27 10:15:44,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30429455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:15:44, skipping insertion in model container [2020-10-27 10:15:44,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:15:44" (3/3) ... [2020-10-27 10:15:44,229 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2020-10-27 10:15:44,243 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 10:15:44,261 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 10:15:44,275 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 10:15:44,312 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 10:15:44,312 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 10:15:44,312 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 10:15:44,312 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 10:15:44,312 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 10:15:44,313 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 10:15:44,313 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 10:15:44,313 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 10:15:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states. [2020-10-27 10:15:44,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 10:15:44,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 10:15:44,377 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 10:15:44,377 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 10:15:44,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 10:15:44,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1778886658, now seen corresponding path program 1 times [2020-10-27 10:15:44,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 10:15:44,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132078610] [2020-10-27 10:15:44,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 10:15:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:45,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:45,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:50,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:50,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 10:15:50,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 10:15:50,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5248 [2020-10-27 10:15:50,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:50,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 10:15:50,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 10:15:50,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 10:15:50,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 10:15:54,935 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 10:15:54,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:15:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:54,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:15:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:15:55,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:15:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:15:55,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:15:55,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:15:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:15:55,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 10:15:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:15:55,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:15:55,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 10:15:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:15:55,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:15:55,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:15:55,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:15:55,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:15:55,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 10:15:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:15:55,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:15:55,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:15:55,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:15:55,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 10:15:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 10:15:55,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 10:15:55,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:15:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:15:55,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:15:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:15:55,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:15:55,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:15:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 10:15:55,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 10:15:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 10:15:55,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:15:55,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:15:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 10:15:55,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 10:15:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:15:55,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:15:55,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:15:55,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:15:55,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:15:55,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 10:15:55,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:15:55,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:15:55,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:15:55,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:15:55,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:15:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 10:15:55,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132078610] [2020-10-27 10:15:55,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 10:15:55,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 10:15:55,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383261080] [2020-10-27 10:15:55,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 10:15:55,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 10:15:55,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 10:15:55,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-27 10:15:55,682 INFO L87 Difference]: Start difference. First operand 1184 states. Second operand 9 states. [2020-10-27 10:16:00,237 WARN L193 SmtUtils]: Spent 4.49 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 10:16:06,342 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 10:16:11,206 WARN L193 SmtUtils]: Spent 4.55 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 10:16:25,722 WARN L193 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 605 DAG size of output: 603 [2020-10-27 10:16:31,105 WARN L193 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 10:16:36,240 WARN L193 SmtUtils]: Spent 4.65 s on a formula simplification that was a NOOP. DAG size: 603 [2020-10-27 10:17:26,890 WARN L193 SmtUtils]: Spent 4.69 s on a formula simplification that was a NOOP. DAG size: 605 [2020-10-27 10:18:14,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 10:18:14,219 INFO L93 Difference]: Finished difference Result 3910 states and 5690 transitions. [2020-10-27 10:18:14,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 10:18:14,221 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-10-27 10:18:14,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 10:18:14,274 INFO L225 Difference]: With dead ends: 3910 [2020-10-27 10:18:14,274 INFO L226 Difference]: Without dead ends: 2718 [2020-10-27 10:18:14,288 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 41.8s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-27 10:18:14,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2718 states. [2020-10-27 10:18:15,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2718 to 2361. [2020-10-27 10:18:15,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2361 states. [2020-10-27 10:18:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2361 states and 3296 transitions. [2020-10-27 10:18:15,226 INFO L78 Accepts]: Start accepts. Automaton has 2361 states and 3296 transitions. Word has length 60 [2020-10-27 10:18:15,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 10:18:15,227 INFO L481 AbstractCegarLoop]: Abstraction has 2361 states and 3296 transitions. [2020-10-27 10:18:15,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 10:18:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 3296 transitions. [2020-10-27 10:18:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-10-27 10:18:15,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 10:18:15,255 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 10:18:15,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 10:18:15,256 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 10:18:15,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 10:18:15,256 INFO L82 PathProgramCache]: Analyzing trace with hash -121837290, now seen corresponding path program 1 times [2020-10-27 10:18:15,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 10:18:15,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [707776348] [2020-10-27 10:18:15,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 10:18:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:15,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:15,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:20,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5366 [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:18:20,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 10:18:20,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 10:18:20,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,329 WARN L193 SmtUtils]: Spent 4.39 s on a formula simplification that was a NOOP. DAG size: 595 [2020-10-27 10:18:25,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:18:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:25,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 297 [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:18:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 10:18:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:18:25,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:25,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 10:18:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:18:25,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:25,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 10:18:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 10:18:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 10:18:25,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 10:18:25,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:18:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:25,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:25,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:25,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:25,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:25,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 10:18:25,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:25,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:25,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 10:18:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:26,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:26,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:27,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:27,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 10:18:27,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 10:18:27,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1895 [2020-10-27 10:18:27,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-27 10:18:27,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:27,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:27,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:28,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:28,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:28,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-27 10:18:28,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:28,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 898 [2020-10-27 10:18:28,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:28,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-27 10:18:28,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:28,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:28,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:28,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:28,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:28,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:28,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:28,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:28,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:28,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:28,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:18:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:29,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:29,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:29,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 10:18:29,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 902 [2020-10-27 10:18:29,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-27 10:18:29,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:29,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:29,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:29,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:29,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:29,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:29,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:29,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:29,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:29,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:29,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:18:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:29,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:29,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:29,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 10:18:29,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:29,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:18:29,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:29,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:29,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:29,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:29,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:18:29,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:29,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:29,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:29,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:29,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:29,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:29,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:29,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:29,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:29,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 10:18:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:29,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:29,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:29,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:29,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:29,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:29,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:29,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:29,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:29,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 10:18:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:30,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 10:18:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 10:18:30,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:18:30,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:30,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 10:18:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-27 10:18:30,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 495 [2020-10-27 10:18:30,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-27 10:18:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:30,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 10:18:30,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 10:18:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:30,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 10:18:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:30,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:18:30,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 10:18:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 10:18:30,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 10:18:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:30,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:18:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 10:18:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:30,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:30,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 10:18:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 10:18:30,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 10:18:30,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 10:18:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 10:18:30,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 10:18:30,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:18:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 10:18:30,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:30,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:30,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:30,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:30,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:30,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:18:30,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:30,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 10:18:30,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:30,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 10:18:30,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:30,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:18:30,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 10:18:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 10:18:31,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 10:18:31,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 10:18:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 10:18:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 10:18:31,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:18:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 10:18:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:18:31,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:18:31,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 10:18:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 10:18:31,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:18:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:18:31,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 10:18:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 10:18:31,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 10:18:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 10:18:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:18:31,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:18:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:31,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:18:31,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-27 10:18:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 10:18:31,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:18:31,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 10:18:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 10:18:31,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 10:18:31,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 10:18:31,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-27 10:18:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:18:31,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:18:31,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:18:31,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:18:31,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:18:31,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:18:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-27 10:18:31,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [707776348] [2020-10-27 10:18:31,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 10:18:31,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 10:18:31,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886136283] [2020-10-27 10:18:31,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 10:18:31,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 10:18:31,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 10:18:31,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 10:18:31,443 INFO L87 Difference]: Start difference. First operand 2361 states and 3296 transitions. Second operand 11 states. [2020-10-27 10:18:35,801 WARN L193 SmtUtils]: Spent 4.32 s on a formula simplification that was a NOOP. DAG size: 598 [2020-10-27 10:18:55,551 WARN L193 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 600 [2020-10-27 10:19:00,537 WARN L193 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 606 [2020-10-27 10:19:05,481 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification that was a NOOP. DAG size: 597 [2020-10-27 10:19:22,829 WARN L193 SmtUtils]: Spent 4.82 s on a formula simplification that was a NOOP. DAG size: 605