/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 01:39:56,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 01:39:56,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 01:39:56,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 01:39:56,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 01:39:56,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 01:39:56,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 01:39:56,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 01:39:56,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 01:39:56,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 01:39:56,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 01:39:56,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 01:39:56,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 01:39:56,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 01:39:56,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 01:39:56,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 01:39:56,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 01:39:56,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 01:39:56,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 01:39:56,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 01:39:56,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 01:39:56,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 01:39:56,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 01:39:56,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 01:39:56,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 01:39:56,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 01:39:56,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 01:39:56,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 01:39:56,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 01:39:56,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 01:39:56,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 01:39:56,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 01:39:56,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 01:39:56,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 01:39:56,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 01:39:56,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 01:39:56,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 01:39:56,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 01:39:56,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 01:39:56,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 01:39:56,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 01:39:56,861 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 [2020-09-25 01:39:56,898 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 01:39:56,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 01:39:56,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 01:39:56,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 01:39:56,900 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 01:39:56,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 01:39:56,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 01:39:56,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 01:39:56,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 01:39:56,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 01:39:56,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 01:39:56,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 01:39:56,902 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 01:39:56,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 01:39:56,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 01:39:56,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 01:39:56,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 01:39:56,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 01:39:56,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 01:39:56,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 01:39:56,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 01:39:56,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 01:39:56,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 01:39:56,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 01:39:56,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 01:39:56,904 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 01:39:56,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 01:39:56,905 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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; 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; 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; 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; 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; [2020-09-25 01:39:57,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 01:39:57,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 01:39:57,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 01:39:57,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 01:39:57,418 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 01:39:57,419 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-25 01:39:57,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5cd6d66e/49c06c2c5ebc4bbe82e7f68c9b7f485c/FLAGacee28587 [2020-09-25 01:39:58,407 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 01:39:58,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-25 01:39:58,459 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5cd6d66e/49c06c2c5ebc4bbe82e7f68c9b7f485c/FLAGacee28587 [2020-09-25 01:39:58,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a5cd6d66e/49c06c2c5ebc4bbe82e7f68c9b7f485c [2020-09-25 01:39:58,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 01:39:58,882 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 01:39:58,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 01:39:58,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 01:39:58,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 01:39:58,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:39:58" (1/1) ... [2020-09-25 01:39:58,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c32aca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:39:58, skipping insertion in model container [2020-09-25 01:39:58,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:39:58" (1/1) ... [2020-09-25 01:39:58,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 01:39:59,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 01:40:00,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 01:40:00,915 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 01:40:01,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 01:40:01,625 INFO L208 MainTranslator]: Completed translation [2020-09-25 01:40:01,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01 WrapperNode [2020-09-25 01:40:01,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 01:40:01,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 01:40:01,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 01:40:01,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 01:40:01,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (1/1) ... [2020-09-25 01:40:01,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 01:40:01,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 01:40:01,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 01:40:01,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 01:40:01,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (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 [2020-09-25 01:40:01,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 01:40:01,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 01:40:01,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-25 01:40:01,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-25 01:40:01,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-25 01:40:01,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-25 01:40:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-09-25 01:40:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-09-25 01:40:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-09-25 01:40:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-09-25 01:40:01,956 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-09-25 01:40:01,957 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-09-25 01:40:01,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2020-09-25 01:40:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2020-09-25 01:40:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-09-25 01:40:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-09-25 01:40:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-09-25 01:40:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-25 01:40:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-25 01:40:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-09-25 01:40:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-09-25 01:40:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-09-25 01:40:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-09-25 01:40:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-09-25 01:40:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-09-25 01:40:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-09-25 01:40:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-09-25 01:40:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 01:40:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2020-09-25 01:40:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-09-25 01:40:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start [2020-09-25 01:40:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_open [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_close [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start_xmit [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_rx [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_interrupt [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_probe [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_suspend [2020-09-25 01:40:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_resume [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_init [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_exit [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 01:40:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-09-25 01:40:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_15 [2020-09-25 01:40:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_17 [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-09-25 01:40:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-09-25 01:40:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2020-09-25 01:40:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-09-25 01:40:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2020-09-25 01:40:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2020-09-25 01:40:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-09-25 01:40:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2020-09-25 01:40:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-09-25 01:40:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-09-25 01:40:01,984 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2020-09-25 01:40:01,984 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2020-09-25 01:40:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-09-25 01:40:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-09-25 01:40:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 01:40:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 01:40:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 01:40:01,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-09-25 01:40:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 01:40:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-25 01:40:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-09-25 01:40:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-09-25 01:40:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-09-25 01:40:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-09-25 01:40:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-09-25 01:40:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-09-25 01:40:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 01:40:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-09-25 01:40:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 01:40:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2020-09-25 01:40:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2020-09-25 01:40:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2020-09-25 01:40:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-09-25 01:40:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-09-25 01:40:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-09-25 01:40:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-09-25 01:40:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-09-25 01:40:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 01:40:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2020-09-25 01:40:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-09-25 01:40:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-09-25 01:40:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-09-25 01:40:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 01:40:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 01:40:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2020-09-25 01:40:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-09-25 01:40:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-09-25 01:40:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-09-25 01:40:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2020-09-25 01:40:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2020-09-25 01:40:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-09-25 01:40:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-09-25 01:40:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-09-25 01:40:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-09-25 01:40:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-09-25 01:40:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-09-25 01:40:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-09-25 01:40:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-09-25 01:40:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-09-25 01:40:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-09-25 01:40:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2020-09-25 01:40:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-09-25 01:40:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_15 [2020-09-25 01:40:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_17 [2020-09-25 01:40:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-09-25 01:40:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-09-25 01:40:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-09-25 01:40:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-09-25 01:40:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2020-09-25 01:40:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2020-09-25 01:40:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2020-09-25 01:40:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2020-09-25 01:40:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2020-09-25 01:40:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2020-09-25 01:40:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_open [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_close [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start_xmit [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_rx [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_interrupt [2020-09-25 01:40:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_probe [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_suspend [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_resume [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_init [2020-09-25 01:40:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_exit [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 01:40:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-09-25 01:40:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 01:40:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-25 01:40:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-09-25 01:40:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-09-25 01:40:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-09-25 01:40:02,977 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 01:40:04,927 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 01:40:04,928 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-25 01:40:04,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:40:04 BoogieIcfgContainer [2020-09-25 01:40:04,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 01:40:04,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 01:40:04,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 01:40:04,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 01:40:04,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:39:58" (1/3) ... [2020-09-25 01:40:04,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469f156f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:40:04, skipping insertion in model container [2020-09-25 01:40:04,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:40:01" (2/3) ... [2020-09-25 01:40:04,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469f156f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:40:04, skipping insertion in model container [2020-09-25 01:40:04,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:40:04" (3/3) ... [2020-09-25 01:40:04,953 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2020-09-25 01:40:04,965 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 01:40:04,978 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 01:40:05,004 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 01:40:05,044 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 01:40:05,044 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 01:40:05,045 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 01:40:05,045 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 01:40:05,045 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 01:40:05,045 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 01:40:05,045 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 01:40:05,045 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 01:40:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states. [2020-09-25 01:40:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-25 01:40:05,125 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:05,127 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:05,127 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:05,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:05,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1808276336, now seen corresponding path program 1 times [2020-09-25 01:40:05,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:05,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2140324400] [2020-09-25 01:40:05,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:06,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:06,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:07,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:10,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:10,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 269 [2020-09-25 01:40:10,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 01:40:10,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5072 [2020-09-25 01:40:10,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:10,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 01:40:10,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 222 [2020-09-25 01:40:10,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-25 01:40:10,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 01:40:11,422 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-25 01:40:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:11,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:11,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:11,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-25 01:40:11,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:11,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 231 [2020-09-25 01:40:11,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:11,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:11,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:11,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 01:40:11,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-25 01:40:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:11,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:11,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:11,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:11,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:11,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:11,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 01:40:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:11,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:12,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-25 01:40:12,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:12,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 01:40:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:12,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-25 01:40:12,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:12,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-25 01:40:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:12,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:12,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:12,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 01:40:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:12,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 01:40:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 01:40:12,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 01:40:12,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-09-25 01:40:12,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 01:40:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 01:40:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 01:40:12,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:12,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-25 01:40:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 01:40:12,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 01:40:12,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 01:40:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:12,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 01:40:12,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 01:40:12,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:12,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:12,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-25 01:40:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:12,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:12,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:12,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 01:40:12,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:12,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 01:40:12,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:12,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 01:40:12,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:12,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-25 01:40:12,804 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2140324400] [2020-09-25 01:40:12,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 01:40:12,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 01:40:12,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992723685] [2020-09-25 01:40:12,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 01:40:12,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:12,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 01:40:12,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 01:40:12,841 INFO L87 Difference]: Start difference. First operand 2153 states. Second operand 9 states. [2020-09-25 01:40:13,079 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-25 01:40:14,217 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-09-25 01:40:14,563 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-09-25 01:40:15,245 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-09-25 01:40:15,492 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-09-25 01:40:15,761 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-09-25 01:40:35,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 01:40:35,677 INFO L93 Difference]: Finished difference Result 5466 states and 6266 transitions. [2020-09-25 01:40:35,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-25 01:40:35,679 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 240 [2020-09-25 01:40:35,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 01:40:35,726 INFO L225 Difference]: With dead ends: 5466 [2020-09-25 01:40:35,726 INFO L226 Difference]: Without dead ends: 3821 [2020-09-25 01:40:35,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2020-09-25 01:40:35,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2020-09-25 01:40:36,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 3220. [2020-09-25 01:40:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3220 states. [2020-09-25 01:40:36,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 3581 transitions. [2020-09-25 01:40:36,146 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 3581 transitions. Word has length 240 [2020-09-25 01:40:36,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 01:40:36,153 INFO L479 AbstractCegarLoop]: Abstraction has 3220 states and 3581 transitions. [2020-09-25 01:40:36,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 01:40:36,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3581 transitions. [2020-09-25 01:40:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-09-25 01:40:36,166 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 01:40:36,166 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 01:40:36,167 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 01:40:36,167 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 01:40:36,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 01:40:36,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1362199021, now seen corresponding path program 1 times [2020-09-25 01:40:36,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 01:40:36,168 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115300440] [2020-09-25 01:40:36,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 01:40:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:36,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:37,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-09-25 01:40:40,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 01:40:40,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3813 [2020-09-25 01:40:40,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 01:40:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 213 [2020-09-25 01:40:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 01:40:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:40,393 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-09-25 01:40:40,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-09-25 01:40:40,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-09-25 01:40:40,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:40,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:40,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:40,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-25 01:40:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:40,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-25 01:40:40,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:40,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:40,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:40,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-25 01:40:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:40,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 01:40:40,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:40,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:40,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:40,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 01:40:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 01:40:40,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 01:40:40,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:40,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:40,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:40,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-25 01:40:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 01:40:40,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 01:40:40,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:40,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:40,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 01:40:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:40,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:40,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:40,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 01:40:40,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:40,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 01:40:40,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:40,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:40,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:41,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:41,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:41,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 01:40:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:41,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:41,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:41,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 01:40:41,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:41,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 01:40:41,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:41,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 01:40:41,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 01:40:41,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 01:40:41,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:41,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-09-25 01:40:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:41,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:41,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:41,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-09-25 01:40:41,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:41,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 01:40:41,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:41,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:41,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-25 01:40:41,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:41,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:41,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 01:40:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:41,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:41,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:41,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 01:40:41,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:41,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 01:40:41,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 01:40:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:41,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 01:40:41,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-25 01:40:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 01:40:41,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 01:40:41,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 01:40:41,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 01:40:41,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 01:40:41,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 01:40:41,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-09-25 01:40:41,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 01:40:41,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 01:40:41,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 01:40:41,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 01:40:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-25 01:40:41,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115300440] [2020-09-25 01:40:41,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 01:40:41,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-25 01:40:41,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150838891] [2020-09-25 01:40:41,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 01:40:41,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 01:40:41,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 01:40:41,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-25 01:40:41,585 INFO L87 Difference]: Start difference. First operand 3220 states and 3581 transitions. Second operand 9 states. [2020-09-25 01:40:41,757 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-09-25 01:40:43,082 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-09-25 01:40:43,301 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 157