/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 false -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-eb0fd7c [2020-09-21 11:01:23,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:01:23,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:01:23,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:01:23,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:01:23,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:01:23,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:01:23,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:01:23,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:01:23,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:01:23,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:01:23,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:01:23,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:01:23,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:01:23,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:01:23,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:01:23,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:01:23,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:01:23,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:01:23,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:01:23,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:01:23,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:01:23,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:01:23,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:01:23,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:01:23,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:01:23,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:01:23,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:01:23,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:01:23,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:01:23,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:01:23,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:01:23,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:01:23,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:01:23,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:01:23,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:01:23,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:01:23,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:01:23,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:01:23,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:01:23,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:01:23,144 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 [2020-09-21 11:01:23,194 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:01:23,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:01:23,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:01:23,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:01:23,197 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:01:23,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:01:23,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:01:23,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:01:23,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:01:23,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:01:23,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:01:23,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:01:23,200 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:01:23,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:01:23,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:01:23,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:01:23,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:01:23,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:01:23,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:01:23,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:01:23,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:01:23,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:01:23,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:01:23,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:01:23,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:01:23,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:01:23,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 11:01:23,203 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 -> false [2020-09-21 11:01:23,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:01:23,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:01:23,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:01:23,697 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:01:23,698 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:01:23,699 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-21 11:01:23,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f0a4649b/4ed5e300833c4b71a10aaa21b89b6b40/FLAGb157c6921 [2020-09-21 11:01:24,589 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:01:24,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-21 11:01:24,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f0a4649b/4ed5e300833c4b71a10aaa21b89b6b40/FLAGb157c6921 [2020-09-21 11:01:24,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f0a4649b/4ed5e300833c4b71a10aaa21b89b6b40 [2020-09-21 11:01:24,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:01:24,697 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:01:24,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:01:24,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:01:24,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:01:24,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:01:24" (1/1) ... [2020-09-21 11:01:24,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4603aae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:24, skipping insertion in model container [2020-09-21 11:01:24,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:01:24" (1/1) ... [2020-09-21 11:01:24,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:01:24,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:01:26,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:01:26,298 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:01:26,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:01:26,739 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:01:26,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26 WrapperNode [2020-09-21 11:01:26,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:01:26,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:01:26,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:01:26,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:01:26,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:26,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (1/1) ... [2020-09-21 11:01:27,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:01:27,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:01:27,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:01:27,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:01:27,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (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 [2020-09-21 11:01:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:01:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:01:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-09-21 11:01:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-09-21 11:01:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-09-21 11:01:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-09-21 11:01:27,153 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-09-21 11:01:27,153 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-09-21 11:01:27,154 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-09-21 11:01:27,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-21 11:01:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-21 11:01:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-21 11:01:27,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-21 11:01:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-21 11:01:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-21 11:01:27,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-21 11:01:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-21 11:01:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-21 11:01:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-21 11:01:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-21 11:01:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-09-21 11:01:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-09-21 11:01:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-09-21 11:01:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-09-21 11:01:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-09-21 11:01:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-09-21 11:01:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-09-21 11:01:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-09-21 11:01:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-09-21 11:01:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-09-21 11:01:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-09-21 11:01:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-09-21 11:01:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-09-21 11:01:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-09-21 11:01:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-09-21 11:01:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-09-21 11:01:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-09-21 11:01:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-09-21 11:01:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-09-21 11:01:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-09-21 11:01:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-09-21 11:01:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-09-21 11:01:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-09-21 11:01:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-09-21 11:01:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-09-21 11:01:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-09-21 11:01:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-09-21 11:01:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:01:27,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-09-21 11:01:27,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-09-21 11:01:27,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-09-21 11:01:27,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-09-21 11:01:27,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-09-21 11:01:27,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-21 11:01:27,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-21 11:01:27,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-21 11:01:27,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-21 11:01:27,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-21 11:01:27,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-09-21 11:01:27,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-09-21 11:01:27,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-09-21 11:01:27,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-09-21 11:01:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-09-21 11:01:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-21 11:01:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-09-21 11:01:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-09-21 11:01:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-09-21 11:01:27,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-09-21 11:01:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-09-21 11:01:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-09-21 11:01:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-09-21 11:01:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-09-21 11:01:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-09-21 11:01:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-09-21 11:01:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-09-21 11:01:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-09-21 11:01:27,177 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-09-21 11:01:27,178 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-09-21 11:01:27,178 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-09-21 11:01:27,178 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-09-21 11:01:27,178 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-09-21 11:01:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-09-21 11:01:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-09-21 11:01:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-09-21 11:01:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-09-21 11:01:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-09-21 11:01:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-09-21 11:01:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-09-21 11:01:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-21 11:01:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-09-21 11:01:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-09-21 11:01:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-09-21 11:01:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-21 11:01:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-09-21 11:01:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-09-21 11:01:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-09-21 11:01:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-09-21 11:01:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-09-21 11:01:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-09-21 11:01:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-09-21 11:01:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-09-21 11:01:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-09-21 11:01:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-09-21 11:01:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-09-21 11:01:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-09-21 11:01:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-09-21 11:01:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-09-21 11:01:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-09-21 11:01:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-09-21 11:01:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-21 11:01:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-09-21 11:01:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-21 11:01:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-21 11:01:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-21 11:01:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:01:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-21 11:01:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-09-21 11:01:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-09-21 11:01:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-21 11:01:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-09-21 11:01:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-21 11:01:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-09-21 11:01:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-09-21 11:01:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-09-21 11:01:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-09-21 11:01:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-09-21 11:01:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-09-21 11:01:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-09-21 11:01:27,195 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:01:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-21 11:01:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:01:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-21 11:01:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-21 11:01:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-21 11:01:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-21 11:01:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:01:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-21 11:01:27,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-21 11:01:27,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-21 11:01:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-21 11:01:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-21 11:01:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-21 11:01:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-21 11:01:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-21 11:01:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-09-21 11:01:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-09-21 11:01:27,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-21 11:01:27,215 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-09-21 11:01:27,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-09-21 11:01:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:01:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-09-21 11:01:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-09-21 11:01:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-09-21 11:01:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-09-21 11:01:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-09-21 11:01:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-09-21 11:01:27,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-09-21 11:01:27,222 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-09-21 11:01:27,223 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-09-21 11:01:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-09-21 11:01:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-09-21 11:01:27,226 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-21 11:01:27,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-09-21 11:01:27,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:01:27,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-21 11:01:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-21 11:01:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:01:30,293 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-21 11:01:35,915 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-09-21 11:01:36,376 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:01:36,377 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-21 11:01:36,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:01:36 BoogieIcfgContainer [2020-09-21 11:01:36,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:01:36,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:01:36,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:01:36,402 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:01:36,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:01:24" (1/3) ... [2020-09-21 11:01:36,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ff3a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:01:36, skipping insertion in model container [2020-09-21 11:01:36,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:01:26" (2/3) ... [2020-09-21 11:01:36,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ff3a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:01:36, skipping insertion in model container [2020-09-21 11:01:36,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:01:36" (3/3) ... [2020-09-21 11:01:36,407 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-21 11:01:36,421 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:01:36,431 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:01:36,454 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:01:36,485 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:01:36,485 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:01:36,485 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:01:36,485 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:01:36,485 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:01:36,485 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:01:36,486 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:01:36,486 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:01:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-09-21 11:01:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-21 11:01:36,568 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:01:36,569 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] [2020-09-21 11:01:36,570 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:01:36,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:01:36,576 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-09-21 11:01:36,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:01:36,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [726215267] [2020-09-21 11:01:36,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:01:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,141 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-09-21 11:01:38,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:01:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:01:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:01:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:01:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 11:01:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:01:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-21 11:01:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-09-21 11:01:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-21 11:01:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-21 11:01:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-09-21 11:01:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-21 11:01:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-21 11:01:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-21 11:01:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-09-21 11:01:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-21 11:01:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-09-21 11:01:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:38,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:39,089 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-09-21 11:01:39,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [726215267] [2020-09-21 11:01:39,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:01:39,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:01:39,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784663448] [2020-09-21 11:01:39,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 11:01:39,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:01:39,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 11:01:39,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:01:39,124 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-09-21 11:01:47,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:01:47,508 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-09-21 11:01:47,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:01:47,510 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-09-21 11:01:47,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:01:47,540 INFO L225 Difference]: With dead ends: 1847 [2020-09-21 11:01:47,540 INFO L226 Difference]: Without dead ends: 980 [2020-09-21 11:01:47,550 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 [2020-09-21 11:01:47,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-09-21 11:01:47,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-09-21 11:01:47,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-09-21 11:01:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-09-21 11:01:47,820 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-09-21 11:01:47,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:01:47,821 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-09-21 11:01:47,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 11:01:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-09-21 11:01:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-21 11:01:47,827 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:01:47,828 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] [2020-09-21 11:01:47,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:01:47,829 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:01:47,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:01:47,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-09-21 11:01:47,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:01:47,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [916629160] [2020-09-21 11:01:47,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:01:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,237 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-09-21 11:01:49,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:01:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:01:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:01:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:01:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:01:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 11:01:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:01:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-21 11:01:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-09-21 11:01:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-21 11:01:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-21 11:01:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-09-21 11:01:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-21 11:01:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-21 11:01:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-21 11:01:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-09-21 11:01:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-21 11:01:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:50,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-09-21 11:01:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:50,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:01:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:01:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-09-21 11:01:50,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [916629160] [2020-09-21 11:01:50,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:01:50,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:01:50,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533171376] [2020-09-21 11:01:50,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:01:50,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:01:50,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:01:50,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:01:50,150 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-09-21 11:01:53,103 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:04,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:02:04,477 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-09-21 11:02:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 11:02:04,478 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-09-21 11:02:04,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:02:04,480 INFO L225 Difference]: With dead ends: 980 [2020-09-21 11:02:04,480 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:02:04,485 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:02:04,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:02:04,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:02:04,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:02:04,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:02:04,514 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-09-21 11:02:04,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:02:04,514 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:02:04,514 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:02:04,514 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:02:04,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:02:04,516 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:02:04,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:02:05,034 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:05,539 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:06,034 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:06,516 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:06,997 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:07,474 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:07,951 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:08,428 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:08,903 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:09,388 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:09,869 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:10,346 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:10,821 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:11,297 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:11,773 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:12,250 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:12,728 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:13,204 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:13,679 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:14,170 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:14,661 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:15,136 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:15,612 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:16,088 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:16,566 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:17,042 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:17,520 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:17,995 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:18,476 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:18,951 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:19,426 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:19,902 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:20,379 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:20,854 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:21,330 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:21,808 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:22,302 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:22,778 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:23,253 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:23,735 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:24,212 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:24,688 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:25,168 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-21 11:02:25,662 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 342