/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-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--micrel--ks8842.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 04:48:00,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:48:00,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:48:00,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:48:00,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:48:00,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:48:00,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:48:00,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:48:00,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:48:00,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:48:00,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:48:00,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:48:00,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:48:00,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:48:00,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:48:00,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:48:00,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:48:00,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:48:00,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:48:00,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:48:00,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:48:00,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:48:00,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:48:00,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:48:00,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:48:00,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:48:00,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:48:00,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:48:00,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:48:00,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:48:00,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:48:00,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:48:00,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:48:00,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:48:00,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:48:00,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:48:00,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:48:00,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:48:00,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:48:00,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:48:00,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:48:00,206 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 [2020-10-28 04:48:00,253 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:48:00,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:48:00,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:48:00,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:48:00,258 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:48:00,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:48:00,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:48:00,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:48:00,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:48:00,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:48:00,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:48:00,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:48:00,261 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:48:00,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:48:00,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:48:00,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:48:00,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:48:00,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:48:00,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:48:00,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:48:00,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:48:00,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:48:00,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:48:00,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:48:00,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:48:00,280 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:48:00,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:48:00,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:48:00,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:48:00,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:48:00,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:48:00,798 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:48:00,799 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:48:00,801 INFO L432 ainManager$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--micrel--ks8842.ko-entry_point.cil.out.i [2020-10-28 04:48:00,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d294c23f/77b01da673324e72b8b30ecb41c70a76/FLAG1200b0ab8 [2020-10-28 04:48:01,936 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:48:01,937 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--micrel--ks8842.ko-entry_point.cil.out.i [2020-10-28 04:48:02,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d294c23f/77b01da673324e72b8b30ecb41c70a76/FLAG1200b0ab8 [2020-10-28 04:48:02,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d294c23f/77b01da673324e72b8b30ecb41c70a76 [2020-10-28 04:48:02,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:48:02,326 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:48:02,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:48:02,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:48:02,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:48:02,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:48:02" (1/1) ... [2020-10-28 04:48:02,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c331a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:02, skipping insertion in model container [2020-10-28 04:48:02,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:48:02" (1/1) ... [2020-10-28 04:48:02,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:48:02,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:48:04,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:48:04,540 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:48:04,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:48:05,371 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:48:05,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05 WrapperNode [2020-10-28 04:48:05,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:48:05,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:48:05,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:48:05,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:48:05,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (1/1) ... [2020-10-28 04:48:05,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:48:05,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:48:05,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:48:05,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:48:05,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (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 [2020-10-28 04:48:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:48:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:48:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2020-10-28 04:48:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 04:48:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 04:48:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 04:48:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_prep_slave_sg [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_set [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_cap_zero [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-28 04:48:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_device [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-28 04:48:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 04:48:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:48:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-28 04:48:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 04:48:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-28 04:48:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-28 04:48:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-28 04:48:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-28 04:48:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2020-10-28 04:48:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_resume_dma [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_select_bank [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write8 [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write16 [2020-10-28 04:48:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_bits [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_clear_bits [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write32 [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read8 [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read16 [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read32 [2020-10-28 04:48:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_link_status [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_tx [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_tx [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_enable_rx [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_disable_rx [2020-10-28 04:48:05,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_reset_hw [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_read_mac_addr [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_write_mac_addr [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_fifo_space [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame_dma [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_frame [2020-10-28 04:48:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_err_counters [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_update_rx_counters [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __ks8842_start_new_rx_dma [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame_dma_tasklet [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_rx_frame [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_tx [2020-10-28 04:48:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_handle_rx_overrun [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tasklet [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_irq [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_rx_cb [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_tx_cb [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_stop_dma [2020-10-28 04:48:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dealloc_dma_bufs [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_dma_filter_fn [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_alloc_dma_bufs [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_open [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_close [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_xmit_frame [2020-10-28 04:48:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_set_mac [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout_work [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_tx_timeout [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_probe [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_remove [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_init [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8842_platform_driver_exit [2020-10-28 04:48:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_2 [2020-10-28 04:48:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 04:48:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2020-10-28 04:48:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_19 [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_20 [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_21 [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_22 [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 04:48:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:48:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 04:48:05,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_request_channel [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-28 04:48:05,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-28 04:48:05,813 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_range_for_device [2020-10-28 04:48:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 04:48:05,815 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-28 04:48:05,816 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2020-10-28 04:48:05,817 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 04:48:05,818 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-28 04:48:05,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:48:05,820 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:48:05,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:48:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:48:05,822 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 04:48:05,823 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-28 04:48:05,823 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 04:48:05,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:48:05,823 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 04:48:05,823 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 04:48:05,824 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-28 04:48:05,825 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2020-10-28 04:48:05,826 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2020-10-28 04:48:05,827 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 04:48:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_prep_slave_sg [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~$Pointer$ [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_set [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_cap_zero [2020-10-28 04:48:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_request_channel [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_range_for_device [2020-10-28 04:48:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_device [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2020-10-28 04:48:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 04:48:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2020-10-28 04:48:05,833 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 04:48:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:48:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-28 04:48:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_2 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2020-10-28 04:48:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-10-28 04:48:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_21 [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_22 [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2020-10-28 04:48:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_20 [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-28 04:48:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2020-10-28 04:48:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_19 [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-28 04:48:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_rx_cb [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_tx_cb [2020-10-28 04:48:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_resume_dma [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_select_bank [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write8 [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write16 [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_bits [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_clear_bits [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write32 [2020-10-28 04:48:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read8 [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read16 [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read32 [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_link_status [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_tx [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_tx [2020-10-28 04:48:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_enable_rx [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_disable_rx [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_reset_hw [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_read_mac_addr [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_write_mac_addr [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_fifo_space [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame_dma [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~dma_cookie_t~0 [2020-10-28 04:48:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_frame [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_err_counters [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_update_rx_counters [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure __ks8842_start_new_rx_dma [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame_dma_tasklet [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_rx_frame [2020-10-28 04:48:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_tx [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_handle_rx_overrun [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tasklet [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_irq [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_stop_dma [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dealloc_dma_bufs [2020-10-28 04:48:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_dma_filter_fn [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_alloc_dma_bufs [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_open [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_close [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_xmit_frame [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_set_mac [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout_work [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_tx_timeout [2020-10-28 04:48:05,849 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_probe [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_remove [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_init [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ks8842_platform_driver_exit [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2020-10-28 04:48:05,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:48:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 04:48:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:48:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:48:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:48:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:48:07,345 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:48:15,275 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:48:15,275 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 04:48:15,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:48:15 BoogieIcfgContainer [2020-10-28 04:48:15,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:48:15,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:48:15,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:48:15,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:48:15,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:48:02" (1/3) ... [2020-10-28 04:48:15,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d70594f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:48:15, skipping insertion in model container [2020-10-28 04:48:15,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:05" (2/3) ... [2020-10-28 04:48:15,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d70594f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:48:15, skipping insertion in model container [2020-10-28 04:48:15,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:48:15" (3/3) ... [2020-10-28 04:48:15,289 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8842.ko-entry_point.cil.out.i [2020-10-28 04:48:15,302 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:48:15,309 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:48:15,322 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:48:15,370 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:48:15,370 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:48:15,370 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:48:15,371 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:48:15,371 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:48:15,371 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:48:15,371 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:48:15,371 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:48:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states. [2020-10-28 04:48:15,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-28 04:48:15,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:48:15,438 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:48:15,438 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:48:15,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:48:15,445 INFO L82 PathProgramCache]: Analyzing trace with hash -228753467, now seen corresponding path program 1 times [2020-10-28 04:48:15,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:48:15,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1630221676] [2020-10-28 04:48:15,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:48:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:16,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:18,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:21,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:21,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 04:48:21,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:48:21,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5337 [2020-10-28 04:48:21,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:21,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:48:21,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 04:48:21,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:48:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:48:26,944 WARN L193 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 925 [2020-10-28 04:48:26,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:48:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:48:27,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 627 [2020-10-28 04:48:27,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:48:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:48:27,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:48:27,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:48:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:48:27,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:48:27,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:48:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:48:27,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:48:27,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:48:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:48:27,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:48:27,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:48:27,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:48:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:48:27,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:48:27,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 04:48:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 04:48:27,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:48:27,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 04:48:27,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:27,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:48:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:27,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:27,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:27,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:48:27,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:27,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:48:27,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:27,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:27,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:27,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:27,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:28,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:48:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:28,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:28,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:28,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:48:28,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:28,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:48:28,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:28,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:28,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:48:28,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:28,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:28,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:48:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:48:28,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:48:28,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:48:28,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:48:28,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:48:28,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:48:28,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:48:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:48:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:48:28,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:48:28,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:48:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 04:48:28,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1630221676] [2020-10-28 04:48:28,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:48:28,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 04:48:28,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589067968] [2020-10-28 04:48:28,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 04:48:28,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:48:28,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 04:48:28,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 04:48:28,132 INFO L87 Difference]: Start difference. First operand 1641 states. Second operand 7 states. [2020-10-28 04:48:33,486 WARN L193 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 928 [2020-10-28 04:48:46,915 WARN L193 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 930 [2020-10-28 04:48:52,651 WARN L193 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 927 [2020-10-28 04:50:16,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:50:16,513 INFO L93 Difference]: Finished difference Result 4480 states and 5961 transitions. [2020-10-28 04:50:16,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 04:50:16,517 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2020-10-28 04:50:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:50:16,568 INFO L225 Difference]: With dead ends: 4480 [2020-10-28 04:50:16,568 INFO L226 Difference]: Without dead ends: 3145 [2020-10-28 04:50:16,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2020-10-28 04:50:16,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3145 states. [2020-10-28 04:50:18,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3145 to 2486. [2020-10-28 04:50:18,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2486 states. [2020-10-28 04:50:18,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2486 states and 3108 transitions. [2020-10-28 04:50:18,051 INFO L78 Accepts]: Start accepts. Automaton has 2486 states and 3108 transitions. Word has length 64 [2020-10-28 04:50:18,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:50:18,052 INFO L481 AbstractCegarLoop]: Abstraction has 2486 states and 3108 transitions. [2020-10-28 04:50:18,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 04:50:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3108 transitions. [2020-10-28 04:50:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 04:50:18,061 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:50:18,062 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:50:18,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:50:18,062 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:50:18,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:50:18,063 INFO L82 PathProgramCache]: Analyzing trace with hash 842534079, now seen corresponding path program 1 times [2020-10-28 04:50:18,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:50:18,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [235119663] [2020-10-28 04:50:18,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:50:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:18,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:23,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:23,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 04:50:23,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:23,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5078 [2020-10-28 04:50:23,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:23,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:50:23,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 04:50:23,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 04:50:23,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,035 WARN L193 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 925 [2020-10-28 04:50:29,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:50:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:29,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 434 [2020-10-28 04:50:29,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:50:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:50:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:29,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:50:29,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:50:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:29,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:50:29,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:50:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:50:29,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:29,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:50:29,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:50:29,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:50:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:29,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:50:29,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:50:29,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:50:29,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 04:50:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 04:50:29,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 04:50:29,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:50:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 04:50:29,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:50:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:50:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:29,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:50:29,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:50:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:29,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:29,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:29,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:29,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:29,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:29,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:50:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:30,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:30,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:30,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:30,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:30,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:50:30,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:30,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:30,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:30,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 04:50:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:30,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:30,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:50:30,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:30,253 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 04:50:30,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [235119663] [2020-10-28 04:50:30,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:50:30,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 04:50:30,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328331224] [2020-10-28 04:50:30,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 04:50:30,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:50:30,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 04:50:30,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-28 04:50:30,256 INFO L87 Difference]: Start difference. First operand 2486 states and 3108 transitions. Second operand 11 states. [2020-10-28 04:50:35,558 WARN L193 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 928 [2020-10-28 04:50:51,891 WARN L193 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 930 [2020-10-28 04:50:57,553 WARN L193 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 927 [2020-10-28 04:51:21,795 WARN L193 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 935 [2020-10-28 04:51:36,398 WARN L193 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 935 DAG size of output: 933 [2020-10-28 04:51:42,263 WARN L193 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 933 [2020-10-28 04:51:47,952 WARN L193 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 933