/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST -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 0.1.25-5644d1e-m [2020-08-18 12:40:13,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 12:40:13,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 12:40:13,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 12:40:13,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 12:40:13,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 12:40:13,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 12:40:13,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 12:40:13,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 12:40:13,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 12:40:13,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 12:40:13,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 12:40:13,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 12:40:13,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 12:40:13,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 12:40:13,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 12:40:13,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 12:40:13,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 12:40:13,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 12:40:13,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 12:40:13,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 12:40:13,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 12:40:13,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 12:40:13,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 12:40:13,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 12:40:13,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 12:40:13,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 12:40:13,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 12:40:13,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 12:40:13,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 12:40:13,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 12:40:13,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 12:40:13,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 12:40:13,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 12:40:13,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 12:40:13,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 12:40:13,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 12:40:13,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 12:40:13,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 12:40:13,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 12:40:13,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 12:40:13,121 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 [2020-08-18 12:40:13,171 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 12:40:13,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 12:40:13,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 12:40:13,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 12:40:13,176 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 12:40:13,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 12:40:13,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 12:40:13,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 12:40:13,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 12:40:13,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 12:40:13,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 12:40:13,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 12:40:13,180 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 12:40:13,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 12:40:13,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 12:40:13,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 12:40:13,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 12:40:13,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 12:40:13,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 12:40:13,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 12:40:13,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 12:40:13,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 12:40:13,184 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=5;interpolation-heuristic=SMALLEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLEST; [2020-08-18 12:40:13,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 12:40:13,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 12:40:13,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 12:40:13,484 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 12:40:13,484 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 12:40:13,485 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 12:40:13,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd258feb7/e92e74dbf39443ad81bba3da535cbc0f/FLAG6ba654560 [2020-08-18 12:40:14,333 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 12:40:14,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 12:40:14,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd258feb7/e92e74dbf39443ad81bba3da535cbc0f/FLAG6ba654560 [2020-08-18 12:40:14,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fd258feb7/e92e74dbf39443ad81bba3da535cbc0f [2020-08-18 12:40:14,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 12:40:14,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 12:40:14,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 12:40:14,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 12:40:14,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 12:40:14,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:40:14" (1/1) ... [2020-08-18 12:40:14,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a3fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:14, skipping insertion in model container [2020-08-18 12:40:14,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:40:14" (1/1) ... [2020-08-18 12:40:14,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 12:40:14,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 12:40:16,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:40:16,123 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 12:40:16,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:40:16,611 INFO L208 MainTranslator]: Completed translation [2020-08-18 12:40:16,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16 WrapperNode [2020-08-18 12:40:16,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 12:40:16,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 12:40:16,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 12:40:16,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 12:40:16,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (1/1) ... [2020-08-18 12:40:16,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 12:40:16,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 12:40:16,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 12:40:16,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 12:40:16,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (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 [2020-08-18 12:40:16,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 12:40:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 12:40:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 12:40:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 12:40:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-18 12:40:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-18 12:40:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-18 12:40:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-18 12:40:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-18 12:40:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 12:40:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-18 12:40:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-18 12:40:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-18 12:40:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-18 12:40:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-18 12:40:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-18 12:40:16,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-18 12:40:16,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-18 12:40:16,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-18 12:40:16,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-18 12:40:16,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-18 12:40:16,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-18 12:40:16,975 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-18 12:40:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-18 12:40:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-18 12:40:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-18 12:40:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-18 12:40:16,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-18 12:40:16,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-18 12:40:16,982 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-18 12:40:16,983 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-18 12:40:16,984 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-18 12:40:16,985 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-18 12:40:16,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-18 12:40:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-18 12:40:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-18 12:40:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-18 12:40:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-18 12:40:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 12:40:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-18 12:40:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-18 12:40:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-18 12:40:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 12:40:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 12:40:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-18 12:40:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 12:40:16,994 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-18 12:40:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-18 12:40:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 12:40:16,997 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-18 12:40:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-18 12:40:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-18 12:40:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-18 12:40:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-18 12:40:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-18 12:40:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-18 12:40:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-18 12:40:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-18 12:40:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-18 12:40:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-18 12:40:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 12:40:20,062 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-18 12:40:25,183 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-18 12:40:25,594 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 12:40:25,595 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 12:40:25,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:40:25 BoogieIcfgContainer [2020-08-18 12:40:25,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 12:40:25,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 12:40:25,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 12:40:25,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 12:40:25,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 12:40:14" (1/3) ... [2020-08-18 12:40:25,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3c544e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:40:25, skipping insertion in model container [2020-08-18 12:40:25,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:40:16" (2/3) ... [2020-08-18 12:40:25,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3c544e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:40:25, skipping insertion in model container [2020-08-18 12:40:25,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:40:25" (3/3) ... [2020-08-18 12:40:25,625 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 12:40:25,644 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 12:40:25,655 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 12:40:25,671 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 12:40:25,706 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 12:40:25,706 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 12:40:25,706 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 12:40:25,706 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 12:40:25,707 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 12:40:25,707 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 12:40:25,707 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 12:40:25,707 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 12:40:25,757 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-18 12:40:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 12:40:25,777 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:40:25,779 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] [2020-08-18 12:40:25,779 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:40:25,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:40:25,786 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-18 12:40:25,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:40:25,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368248780] [2020-08-18 12:40:25,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:40:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,232 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 12:40:27,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:40:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:40:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 12:40:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 12:40:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 12:40:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 12:40:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 12:40:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 12:40:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 12:40:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 12:40:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 12:40:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 12:40:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 12:40:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 12:40:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 12:40:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:40:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 12:40:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-18 12:40:27,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368248780] [2020-08-18 12:40:27,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:40:27,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 12:40:27,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892580199] [2020-08-18 12:40:27,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 12:40:27,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:40:27,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 12:40:27,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-18 12:40:27,896 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-18 12:40:37,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:40:37,379 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-18 12:40:37,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 12:40:37,381 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-18 12:40:37,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:40:37,421 INFO L225 Difference]: With dead ends: 1847 [2020-08-18 12:40:37,421 INFO L226 Difference]: Without dead ends: 980 [2020-08-18 12:40:37,434 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 [2020-08-18 12:40:37,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-18 12:40:37,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-18 12:40:37,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-18 12:40:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-18 12:40:37,677 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-18 12:40:37,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:40:37,677 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-18 12:40:37,677 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 12:40:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-18 12:40:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 12:40:37,690 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:40:37,691 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] [2020-08-18 12:40:37,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 12:40:37,691 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:40:37,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:40:37,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-18 12:40:37,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:40:37,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410621471] [2020-08-18 12:40:37,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:40:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,694 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 12:40:38,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:40:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:40:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:40:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 12:40:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 12:40:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 12:40:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 12:40:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 12:40:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 12:40:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 12:40:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 12:40:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:38,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 12:40:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 12:40:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 12:40:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 12:40:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 12:40:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 12:40:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 12:40:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:40:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:40:39,311 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-18 12:40:39,311 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410621471] [2020-08-18 12:40:39,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:40:39,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 12:40:39,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336115670] [2020-08-18 12:40:39,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:40:39,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:40:39,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:40:39,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:40:39,316 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-18 12:40:41,997 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-18 12:40:51,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:40:51,195 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-18 12:40:51,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 12:40:51,196 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-18 12:40:51,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:40:51,199 INFO L225 Difference]: With dead ends: 980 [2020-08-18 12:40:51,199 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 12:40:51,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-18 12:40:51,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 12:40:51,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 12:40:51,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 12:40:51,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 12:40:51,207 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-18 12:40:51,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:40:51,207 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 12:40:51,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:40:51,207 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 12:40:51,208 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 12:40:51,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 12:40:51,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 12:41:00,733 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-18 12:41:01,243 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:01,631 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:02,043 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:02,578 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-18 12:41:03,033 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 12:41:03,460 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:03,852 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:04,377 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-18 12:41:04,789 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:05,195 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 12:41:05,583 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:05,996 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:06,394 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 12:41:06,798 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:07,231 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 12:41:07,672 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 12:41:08,107 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 12:41:08,626 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 12:41:09,032 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:09,445 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 12:41:09,838 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:10,231 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:10,632 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:11,056 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 12:41:11,463 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:11,855 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 12:41:12,283 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:12,688 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 12:41:13,125 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 12:41:13,636 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 12:41:14,070 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27