/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=HIGHLEXORDER --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 19:28:47,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 19:28:47,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 19:28:47,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 19:28:47,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 19:28:47,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 19:28:47,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 19:28:47,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 19:28:47,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 19:28:47,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 19:28:47,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 19:28:47,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 19:28:47,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 19:28:47,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 19:28:47,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 19:28:47,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 19:28:47,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 19:28:47,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 19:28:47,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 19:28:47,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 19:28:47,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 19:28:47,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 19:28:47,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 19:28:47,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 19:28:47,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 19:28:47,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 19:28:47,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 19:28:47,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 19:28:47,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 19:28:47,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 19:28:47,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 19:28:47,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 19:28:47,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 19:28:47,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 19:28:47,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 19:28:47,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 19:28:47,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 19:28:47,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 19:28:47,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 19:28:47,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 19:28:47,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 19:28:47,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-21 19:28:47,356 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 19:28:47,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 19:28:47,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 19:28:47,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 19:28:47,359 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 19:28:47,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 19:28:47,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 19:28:47,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 19:28:47,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 19:28:47,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 19:28:47,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 19:28:47,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 19:28:47,362 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 19:28:47,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 19:28:47,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 19:28:47,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 19:28:47,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 19:28:47,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 19:28:47,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 19:28:47,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 19:28:47,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 19:28:47,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 19:28:47,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 19:28:47,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 19:28:47,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 19:28:47,365 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 19:28:47,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-21 19:28:47,365 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=HIGHLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=HIGHLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=HIGHLEXORDER;log-additional-information=true; [2020-08-21 19:28:47,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 19:28:47,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 19:28:47,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 19:28:47,723 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 19:28:47,724 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 19:28:47,725 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 19:28:47,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84fb5c8c/5e0bc7289bf94229a9cca768b79f9e1e/FLAG3984e8775 [2020-08-21 19:28:48,539 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 19:28:48,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 19:28:48,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84fb5c8c/5e0bc7289bf94229a9cca768b79f9e1e/FLAG3984e8775 [2020-08-21 19:28:48,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84fb5c8c/5e0bc7289bf94229a9cca768b79f9e1e [2020-08-21 19:28:48,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 19:28:48,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 19:28:48,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 19:28:48,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 19:28:48,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 19:28:48,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:28:48" (1/1) ... [2020-08-21 19:28:48,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8e2c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:48, skipping insertion in model container [2020-08-21 19:28:48,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:28:48" (1/1) ... [2020-08-21 19:28:48,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 19:28:48,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 19:28:50,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 19:28:50,064 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 19:28:50,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 19:28:50,496 INFO L208 MainTranslator]: Completed translation [2020-08-21 19:28:50,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50 WrapperNode [2020-08-21 19:28:50,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 19:28:50,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 19:28:50,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 19:28:50,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 19:28:50,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... [2020-08-21 19:28:50,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 19:28:50,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 19:28:50,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 19:28:50,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 19:28:50,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 19:28:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 19:28:50,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 19:28:50,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 19:28:50,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 19:28:50,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-21 19:28:50,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-21 19:28:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-21 19:28:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-21 19:28:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-21 19:28:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-21 19:28:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-21 19:28:50,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-21 19:28:50,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-21 19:28:50,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-21 19:28:50,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-21 19:28:50,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-21 19:28:50,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-21 19:28:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-21 19:28:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-21 19:28:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-21 19:28:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-21 19:28:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-21 19:28:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-21 19:28:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-21 19:28:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-21 19:28:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-21 19:28:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-21 19:28:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-21 19:28:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-21 19:28:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 19:28:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 19:28:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-21 19:28:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-21 19:28:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-21 19:28:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-21 19:28:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-21 19:28:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-21 19:28:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-21 19:28:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-21 19:28:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-21 19:28:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-21 19:28:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-21 19:28:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-21 19:28:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-21 19:28:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-21 19:28:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-21 19:28:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-21 19:28:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-21 19:28:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-21 19:28:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-21 19:28:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-21 19:28:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-21 19:28:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-21 19:28:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-21 19:28:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-21 19:28:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-21 19:28:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-21 19:28:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-21 19:28:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-21 19:28:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-21 19:28:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-21 19:28:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-21 19:28:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-21 19:28:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-21 19:28:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-21 19:28:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-21 19:28:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-21 19:28:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-21 19:28:50,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-21 19:28:50,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 19:28:50,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-21 19:28:50,830 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-21 19:28:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-21 19:28:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-21 19:28:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-21 19:28:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-21 19:28:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-21 19:28:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-21 19:28:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-21 19:28:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-21 19:28:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-21 19:28:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-21 19:28:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-21 19:28:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 19:28:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-21 19:28:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 19:28:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-21 19:28:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-21 19:28:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-21 19:28:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-21 19:28:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 19:28:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-21 19:28:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-21 19:28:50,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-21 19:28:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-21 19:28:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-21 19:28:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-21 19:28:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-21 19:28:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-21 19:28:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-21 19:28:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 19:28:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-21 19:28:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 19:28:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-21 19:28:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 19:28:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-21 19:28:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-21 19:28:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-21 19:28:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-21 19:28:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-21 19:28:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-21 19:28:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-21 19:28:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-21 19:28:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-21 19:28:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-21 19:28:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-21 19:28:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-21 19:28:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 19:28:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 19:28:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-21 19:28:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-21 19:28:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-21 19:28:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-21 19:28:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-21 19:28:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-21 19:28:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-21 19:28:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-21 19:28:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-21 19:28:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-21 19:28:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-21 19:28:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-21 19:28:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-21 19:28:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-21 19:28:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-21 19:28:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-21 19:28:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-21 19:28:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-21 19:28:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-21 19:28:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-21 19:28:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-21 19:28:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-21 19:28:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-21 19:28:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-21 19:28:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-21 19:28:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-21 19:28:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-21 19:28:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 19:28:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-21 19:28:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 19:28:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 19:28:50,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-21 19:28:50,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-21 19:28:50,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 19:28:53,926 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-21 19:28:58,435 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-21 19:28:58,874 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 19:28:58,875 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 19:28:58,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:28:58 BoogieIcfgContainer [2020-08-21 19:28:58,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 19:28:58,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 19:28:58,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 19:28:58,898 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 19:28:58,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 07:28:48" (1/3) ... [2020-08-21 19:28:58,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d9cfa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:28:58, skipping insertion in model container [2020-08-21 19:28:58,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:50" (2/3) ... [2020-08-21 19:28:58,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d9cfa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:28:58, skipping insertion in model container [2020-08-21 19:28:58,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:28:58" (3/3) ... [2020-08-21 19:28:58,901 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 19:28:58,915 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 19:28:58,925 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 19:28:58,939 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 19:28:58,967 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 19:28:58,967 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 19:28:58,968 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 19:28:58,968 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 19:28:58,968 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 19:28:58,968 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 19:28:58,968 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 19:28:58,968 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 19:28:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-21 19:28:59,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 19:28:59,028 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:28:59,029 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:28:59,030 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:28:59,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:28:59,036 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-21 19:28:59,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:28:59,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1411678576] [2020-08-21 19:28:59,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:28:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,585 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 19:29:00,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:29:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 19:29:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 19:29:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 19:29:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 19:29:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 19:29:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 19:29:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 19:29:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:00,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 19:29:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 19:29:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 19:29:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 19:29:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 19:29:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 19:29:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 19:29:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:29:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 19:29:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 19:29:01,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1411678576] [2020-08-21 19:29:01,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 19:29:01,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 19:29:01,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339459304] [2020-08-21 19:29:01,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 19:29:01,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:29:01,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 19:29:01,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-21 19:29:01,534 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-21 19:29:11,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:29:11,214 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-21 19:29:11,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 19:29:11,216 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-21 19:29:11,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:29:11,249 INFO L225 Difference]: With dead ends: 1847 [2020-08-21 19:29:11,250 INFO L226 Difference]: Without dead ends: 980 [2020-08-21 19:29:11,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2020-08-21 19:29:11,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-21 19:29:11,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-21 19:29:11,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-21 19:29:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-21 19:29:11,487 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-21 19:29:11,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:29:11,488 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-21 19:29:11,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 19:29:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-21 19:29:11,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 19:29:11,494 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 19:29:11,497 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 19:29:11,497 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 19:29:11,497 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 19:29:11,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 19:29:11,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-21 19:29:11,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 19:29:11,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000126968] [2020-08-21 19:29:11,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 19:29:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,559 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 19:29:12,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 19:29:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 19:29:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 19:29:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 19:29:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 19:29:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 19:29:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 19:29:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 19:29:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 19:29:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 19:29:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 19:29:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 19:29:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 19:29:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 19:29:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 19:29:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 19:29:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 19:29:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:12,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:13,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 19:29:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:13,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 19:29:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 19:29:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 19:29:13,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1000126968] [2020-08-21 19:29:13,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 19:29:13,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 19:29:13,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536321851] [2020-08-21 19:29:13,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 19:29:13,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 19:29:13,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 19:29:13,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-21 19:29:13,190 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-21 19:29:15,930 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-21 19:29:25,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 19:29:25,175 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-21 19:29:25,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 19:29:25,182 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-21 19:29:25,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 19:29:25,186 INFO L225 Difference]: With dead ends: 980 [2020-08-21 19:29:25,186 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 19:29:25,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-21 19:29:25,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 19:29:25,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 19:29:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 19:29:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 19:29:25,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-21 19:29:25,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 19:29:25,194 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 19:29:25,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 19:29:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 19:29:25,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 19:29:25,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 19:29:25,197 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 19:29:35,100 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-21 19:29:35,591 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:35,977 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:36,417 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:36,916 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-21 19:29:37,354 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 19:29:37,759 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:38,174 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:38,681 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-21 19:29:39,066 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:39,464 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 19:29:39,864 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:40,274 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:40,652 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 19:29:41,049 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:41,482 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 19:29:41,921 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 19:29:42,346 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 19:29:42,827 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 19:29:43,266 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:43,666 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 19:29:44,030 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:44,422 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:44,821 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:45,223 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 19:29:45,635 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:46,014 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 19:29:46,433 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:46,826 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 19:29:47,266 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 19:29:47,752 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21