/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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=LOWLEXORDER --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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 18:40:25,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 18:40:25,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 18:40:25,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 18:40:25,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 18:40:25,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 18:40:25,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 18:40:25,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 18:40:25,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 18:40:25,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 18:40:25,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 18:40:25,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 18:40:25,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 18:40:25,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 18:40:25,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 18:40:25,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 18:40:25,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 18:40:25,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 18:40:25,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 18:40:25,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 18:40:25,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 18:40:25,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 18:40:25,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 18:40:25,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 18:40:25,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 18:40:25,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 18:40:25,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 18:40:25,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 18:40:25,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 18:40:25,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 18:40:25,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 18:40:25,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 18:40:25,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 18:40:25,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 18:40:25,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 18:40:25,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 18:40:25,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 18:40:25,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 18:40:25,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 18:40:25,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 18:40:25,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 18:40:25,806 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 [2020-08-21 18:40:25,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 18:40:25,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 18:40:25,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 18:40:25,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 18:40:25,848 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 18:40:25,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 18:40:25,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 18:40:25,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 18:40:25,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 18:40:25,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 18:40:25,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 18:40:25,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 18:40:25,851 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 18:40:25,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 18:40:25,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 18:40:25,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 18:40:25,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 18:40:25,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 18:40:25,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 18:40:25,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 18:40:25,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 18:40:25,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 18:40:25,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 18:40:25,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 18:40:25,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 18:40:25,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 18:40:25,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-21 18:40:25,854 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; [2020-08-21 18:40:26,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 18:40:26,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 18:40:26,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 18:40:26,194 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 18:40:26,194 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 18:40:26,195 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 18:40:26,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca404215c/06af77ab41bd4bc8a1a8b9801b7fac0d/FLAG42ca26bac [2020-08-21 18:40:27,081 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 18:40:27,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 18:40:27,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca404215c/06af77ab41bd4bc8a1a8b9801b7fac0d/FLAG42ca26bac [2020-08-21 18:40:27,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ca404215c/06af77ab41bd4bc8a1a8b9801b7fac0d [2020-08-21 18:40:27,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 18:40:27,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 18:40:27,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 18:40:27,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 18:40:27,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 18:40:27,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 06:40:27" (1/1) ... [2020-08-21 18:40:27,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e9c41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:27, skipping insertion in model container [2020-08-21 18:40:27,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 06:40:27" (1/1) ... [2020-08-21 18:40:27,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 18:40:27,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 18:40:28,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 18:40:28,715 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 18:40:28,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 18:40:29,170 INFO L208 MainTranslator]: Completed translation [2020-08-21 18:40:29,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29 WrapperNode [2020-08-21 18:40:29,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 18:40:29,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 18:40:29,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 18:40:29,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 18:40:29,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (1/1) ... [2020-08-21 18:40:29,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 18:40:29,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 18:40:29,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 18:40:29,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 18:40:29,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (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 [2020-08-21 18:40:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 18:40:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 18:40:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 18:40:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 18:40:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-21 18:40:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-21 18:40:29,538 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-21 18:40:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-21 18:40:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-21 18:40:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-21 18:40:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-21 18:40:29,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-21 18:40:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-21 18:40:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-21 18:40:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-21 18:40:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-21 18:40:29,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-21 18:40:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-21 18:40:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-21 18:40:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-21 18:40:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-21 18:40:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-21 18:40:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-21 18:40:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-21 18:40:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-21 18:40:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-21 18:40:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-21 18:40:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-21 18:40:29,544 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-21 18:40:29,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-21 18:40:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-21 18:40:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-21 18:40:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-21 18:40:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-21 18:40:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-21 18:40:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-21 18:40:29,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-21 18:40:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-21 18:40:29,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-21 18:40:29,551 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-21 18:40:29,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-21 18:40:29,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-21 18:40:29,554 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-21 18:40:29,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-21 18:40:29,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-21 18:40:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-21 18:40:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-21 18:40:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-21 18:40:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-21 18:40:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-21 18:40:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-21 18:40:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-21 18:40:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-21 18:40:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-21 18:40:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-21 18:40:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 18:40:29,564 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-21 18:40:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 18:40:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 18:40:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-21 18:40:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-21 18:40:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-21 18:40:29,570 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-21 18:40:29,571 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-21 18:40:29,572 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-21 18:40:29,573 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-21 18:40:29,574 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-21 18:40:29,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-21 18:40:29,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-21 18:40:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-21 18:40:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 18:40:32,739 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-21 18:40:37,660 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-21 18:40:37,989 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 18:40:37,990 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 18:40:37,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 06:40:37 BoogieIcfgContainer [2020-08-21 18:40:37,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 18:40:38,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 18:40:38,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 18:40:38,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 18:40:38,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 06:40:27" (1/3) ... [2020-08-21 18:40:38,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43812b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 06:40:38, skipping insertion in model container [2020-08-21 18:40:38,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 06:40:29" (2/3) ... [2020-08-21 18:40:38,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43812b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 06:40:38, skipping insertion in model container [2020-08-21 18:40:38,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 06:40:37" (3/3) ... [2020-08-21 18:40:38,008 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 18:40:38,019 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 18:40:38,028 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 18:40:38,043 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 18:40:38,073 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 18:40:38,073 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 18:40:38,074 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 18:40:38,074 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 18:40:38,074 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 18:40:38,074 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 18:40:38,074 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 18:40:38,074 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 18:40:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-21 18:40:38,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 18:40:38,139 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 18:40:38,140 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 18:40:38,141 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 18:40:38,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 18:40:38,149 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-21 18:40:38,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 18:40:38,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1988556703] [2020-08-21 18:40:38,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 18:40:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,655 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 18:40:39,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 18:40:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 18:40:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 18:40:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 18:40:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 18:40:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:39,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 18:40:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 18:40:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 18:40:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 18:40:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 18:40:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 18:40:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 18:40:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 18:40:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 18:40:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 18:40:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 18:40:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 18:40:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 18:40:40,440 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1988556703] [2020-08-21 18:40:40,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 18:40:40,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 18:40:40,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190895248] [2020-08-21 18:40:40,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 18:40:40,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 18:40:40,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 18:40:40,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-21 18:40:40,466 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-21 18:40:49,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 18:40:49,742 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-21 18:40:49,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 18:40:49,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-21 18:40:49,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 18:40:49,771 INFO L225 Difference]: With dead ends: 1847 [2020-08-21 18:40:49,771 INFO L226 Difference]: Without dead ends: 980 [2020-08-21 18:40:49,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2020-08-21 18:40:49,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-21 18:40:49,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-21 18:40:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-21 18:40:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-21 18:40:49,992 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-21 18:40:49,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 18:40:49,992 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-21 18:40:49,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 18:40:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-21 18:40:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 18:40:49,999 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 18:40:49,999 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 18:40:49,999 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 18:40:50,000 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 18:40:50,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 18:40:50,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-21 18:40:50,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 18:40:50,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529908221] [2020-08-21 18:40:50,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 18:40:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,140 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 18:40:51,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 18:40:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 18:40:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 18:40:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 18:40:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 18:40:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 18:40:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 18:40:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 18:40:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 18:40:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 18:40:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 18:40:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 18:40:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 18:40:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 18:40:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 18:40:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 18:40:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 18:40:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 18:40:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 18:40:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 18:40:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 18:40:51,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529908221] [2020-08-21 18:40:51,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 18:40:51,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 18:40:51,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112425785] [2020-08-21 18:40:51,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 18:40:51,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 18:40:51,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 18:40:51,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-21 18:40:51,809 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-21 18:40:56,507 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-21 18:41:05,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 18:41:05,625 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-21 18:41:05,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 18:41:05,626 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-21 18:41:05,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 18:41:05,628 INFO L225 Difference]: With dead ends: 980 [2020-08-21 18:41:05,628 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 18:41:05,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-21 18:41:05,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 18:41:05,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 18:41:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 18:41:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 18:41:05,634 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-21 18:41:05,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 18:41:05,635 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 18:41:05,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 18:41:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 18:41:05,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 18:41:05,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 18:41:05,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 18:41:15,739 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-21 18:41:16,197 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:16,594 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:17,040 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 18:41:17,546 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-21 18:41:17,991 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 18:41:18,373 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:18,765 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 18:41:19,284 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-21 18:41:19,689 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:20,148 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 18:41:20,554 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:20,951 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 18:41:21,352 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 18:41:21,729 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:22,154 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 18:41:22,618 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 18:41:23,034 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 18:41:23,493 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 18:41:23,898 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:24,308 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 18:41:24,704 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:25,105 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 18:41:25,552 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:25,964 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 18:41:26,350 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 18:41:26,736 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 18:41:27,162 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15