/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 17:36:39,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 17:36:39,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 17:36:39,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 17:36:39,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 17:36:39,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 17:36:39,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 17:36:39,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 17:36:39,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 17:36:39,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 17:36:39,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 17:36:39,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 17:36:39,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 17:36:39,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 17:36:39,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 17:36:39,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 17:36:39,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 17:36:39,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 17:36:39,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 17:36:39,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 17:36:39,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 17:36:39,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 17:36:39,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 17:36:39,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 17:36:39,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 17:36:39,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 17:36:39,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 17:36:39,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 17:36:39,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 17:36:39,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 17:36:39,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 17:36:39,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 17:36:39,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 17:36:39,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 17:36:39,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 17:36:39,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 17:36:39,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 17:36:39,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 17:36:39,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 17:36:39,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 17:36:39,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 17:36:39,339 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 17:36:39,367 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 17:36:39,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 17:36:39,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 17:36:39,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 17:36:39,368 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 17:36:39,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 17:36:39,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 17:36:39,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 17:36:39,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 17:36:39,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 17:36:39,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 17:36:39,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 17:36:39,370 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 17:36:39,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 17:36:39,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 17:36:39,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 17:36:39,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 17:36:39,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 17:36:39,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 17:36:39,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 17:36:39,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 17:36:39,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 17:36:39,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 17:36:39,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 17:36:39,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 17:36:39,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 17:36:39,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 17:36:39,373 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 17:36:39,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 17:36:39,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 17:36:39,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 17:36:39,707 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 17:36:39,708 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 17:36:39,710 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 17:36:39,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/755a3c747/63abd96f97514a6a936db4eb0602d929/FLAG6b7be8804 [2020-08-18 17:36:40,471 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 17:36:40,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 17:36:40,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/755a3c747/63abd96f97514a6a936db4eb0602d929/FLAG6b7be8804 [2020-08-18 17:36:40,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/755a3c747/63abd96f97514a6a936db4eb0602d929 [2020-08-18 17:36:40,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 17:36:40,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 17:36:40,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 17:36:40,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 17:36:40,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 17:36:40,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:36:40" (1/1) ... [2020-08-18 17:36:40,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:40, skipping insertion in model container [2020-08-18 17:36:40,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:36:40" (1/1) ... [2020-08-18 17:36:40,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 17:36:40,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 17:36:41,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:36:41,750 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 17:36:41,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 17:36:42,149 INFO L208 MainTranslator]: Completed translation [2020-08-18 17:36:42,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42 WrapperNode [2020-08-18 17:36:42,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 17:36:42,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 17:36:42,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 17:36:42,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 17:36:42,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (1/1) ... [2020-08-18 17:36:42,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 17:36:42,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 17:36:42,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 17:36:42,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 17:36:42,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (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 17:36:42,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 17:36:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 17:36:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 17:36:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 17:36:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-18 17:36:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-18 17:36:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-18 17:36:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-18 17:36:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-18 17:36:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 17:36:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-18 17:36:42,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-18 17:36:42,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-18 17:36:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-18 17:36:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-18 17:36:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-18 17:36:42,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-18 17:36:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-18 17:36:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-18 17:36:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-18 17:36:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-18 17:36:42,536 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-18 17:36:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-18 17:36:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-18 17:36:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-18 17:36:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-18 17:36:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-18 17:36:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-18 17:36:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 17:36:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 17:36:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-18 17:36:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-18 17:36:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-18 17:36:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-18 17:36:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-18 17:36:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-18 17:36:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-18 17:36:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-18 17:36:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-18 17:36:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-18 17:36:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-18 17:36:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-18 17:36:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-18 17:36:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-18 17:36:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-18 17:36:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-18 17:36:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-18 17:36:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-18 17:36:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-18 17:36:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-18 17:36:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-18 17:36:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-18 17:36:42,547 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-18 17:36:42,548 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-18 17:36:42,548 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-18 17:36:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-18 17:36:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-18 17:36:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-18 17:36:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-18 17:36:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-18 17:36:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-18 17:36:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-18 17:36:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-18 17:36:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-18 17:36:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-18 17:36:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-18 17:36:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-18 17:36:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-18 17:36:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-18 17:36:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-18 17:36:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-18 17:36:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-18 17:36:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-18 17:36:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-18 17:36:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-18 17:36:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-18 17:36:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-18 17:36:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-18 17:36:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-18 17:36:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-18 17:36:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-18 17:36:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-18 17:36:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-18 17:36:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-18 17:36:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-18 17:36:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-18 17:36:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-18 17:36:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-18 17:36:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-18 17:36:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-18 17:36:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-18 17:36:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-18 17:36:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-18 17:36:42,558 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-18 17:36:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-18 17:36:42,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-18 17:36:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 17:36:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-18 17:36:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-18 17:36:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-18 17:36:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-18 17:36:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-18 17:36:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-18 17:36:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-18 17:36:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-18 17:36:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-18 17:36:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-18 17:36:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-18 17:36:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-18 17:36:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-18 17:36:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 17:36:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-18 17:36:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 17:36:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-18 17:36:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 17:36:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 17:36:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-18 17:36:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 17:36:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-18 17:36:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-18 17:36:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-18 17:36:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-18 17:36:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-18 17:36:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-18 17:36:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-18 17:36:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-18 17:36:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-18 17:36:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 17:36:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-18 17:36:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 17:36:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-18 17:36:42,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-18 17:36:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-18 17:36:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-18 17:36:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-18 17:36:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-18 17:36:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 17:36:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-18 17:36:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-18 17:36:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-18 17:36:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-18 17:36:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-18 17:36:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-18 17:36:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-18 17:36:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-18 17:36:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-18 17:36:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-18 17:36:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-18 17:36:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-18 17:36:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-18 17:36:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-18 17:36:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-18 17:36:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-18 17:36:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-18 17:36:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-18 17:36:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-18 17:36:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 17:36:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-18 17:36:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 17:36:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 17:36:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-18 17:36:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-18 17:36:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 17:36:46,090 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-18 17:36:50,561 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-18 17:36:50,877 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 17:36:50,878 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 17:36:50,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:36:50 BoogieIcfgContainer [2020-08-18 17:36:50,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 17:36:50,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 17:36:50,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 17:36:50,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 17:36:50,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 05:36:40" (1/3) ... [2020-08-18 17:36:50,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d958d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:36:50, skipping insertion in model container [2020-08-18 17:36:50,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:36:42" (2/3) ... [2020-08-18 17:36:50,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d958d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 05:36:50, skipping insertion in model container [2020-08-18 17:36:50,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:36:50" (3/3) ... [2020-08-18 17:36:50,895 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 17:36:50,908 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 17:36:50,918 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 17:36:50,935 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 17:36:50,965 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 17:36:50,966 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 17:36:50,966 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 17:36:50,966 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 17:36:50,966 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 17:36:50,966 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 17:36:50,966 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 17:36:50,967 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 17:36:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-18 17:36:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 17:36:51,052 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:36:51,053 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 17:36:51,053 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:36:51,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:36:51,062 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-18 17:36:51,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:36:51,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474568273] [2020-08-18 17:36:51,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:36:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,584 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 17:36:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:36:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:36:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:36:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 17:36:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:36:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 17:36:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 17:36:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 17:36:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 17:36:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 17:36:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 17:36:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 17:36:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 17:36:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:52,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 17:36:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 17:36:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 17:36:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 17:36:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 17:36:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:36:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 17:36:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:36:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:36:53,223 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 17:36:53,224 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474568273] [2020-08-18 17:36:53,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:36:53,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 17:36:53,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267081633] [2020-08-18 17:36:53,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 17:36:53,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:36:53,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 17:36:53,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-18 17:36:53,248 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-18 17:37:01,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:37:01,606 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-18 17:37:01,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 17:37:01,608 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-18 17:37:01,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:37:01,631 INFO L225 Difference]: With dead ends: 1847 [2020-08-18 17:37:01,632 INFO L226 Difference]: Without dead ends: 980 [2020-08-18 17:37:01,646 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 17:37:01,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-18 17:37:01,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-18 17:37:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-18 17:37:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-18 17:37:01,866 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-18 17:37:01,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:37:01,867 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-18 17:37:01,867 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 17:37:01,867 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-18 17:37:01,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 17:37:01,872 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 17:37:01,872 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 17:37:01,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 17:37:01,873 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 17:37:01,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 17:37:01,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-18 17:37:01,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 17:37:01,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1906683311] [2020-08-18 17:37:01,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 17:37:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,698 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 17:37:02,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 17:37:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:37:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:37:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 17:37:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 17:37:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 17:37:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 17:37:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 17:37:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 17:37:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 17:37:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 17:37:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:02,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 17:37:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 17:37:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 17:37:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 17:37:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 17:37:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 17:37:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 17:37:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 17:37:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 17:37:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 17:37:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 17:37:03,431 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 17:37:03,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1906683311] [2020-08-18 17:37:03,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 17:37:03,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 17:37:03,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246385972] [2020-08-18 17:37:03,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 17:37:03,437 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 17:37:03,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 17:37:03,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-18 17:37:03,437 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-18 17:37:06,083 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-18 17:37:14,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 17:37:14,501 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-18 17:37:14,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 17:37:14,501 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-18 17:37:14,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 17:37:14,504 INFO L225 Difference]: With dead ends: 980 [2020-08-18 17:37:14,504 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 17:37:14,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-18 17:37:14,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 17:37:14,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 17:37:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 17:37:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 17:37:14,510 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-18 17:37:14,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 17:37:14,510 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 17:37:14,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 17:37:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 17:37:14,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 17:37:14,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 17:37:14,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 17:37:23,665 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-18 17:37:24,111 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:24,481 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:24,882 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:25,346 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-18 17:37:25,752 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 17:37:26,150 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:26,536 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:27,016 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-18 17:37:27,384 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:27,762 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:28,137 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:28,512 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:28,933 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 17:37:29,310 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:29,723 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 17:37:30,130 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 17:37:30,518 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 17:37:30,935 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 17:37:31,311 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:31,713 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:32,079 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:32,447 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:32,820 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:33,203 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:33,589 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:33,961 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:34,374 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:34,780 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:35,185 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:35,650 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:36,053 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-18 17:37:36,425 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 17:37:36,803 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 18 [2020-08-18 17:37:37,176 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:37,572 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:37,982 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-18 17:37:38,393 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 17:37:38,770 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:39,171 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 17:37:39,532 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 17:37:39,924 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 17:37:40,299 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 17:37:40,714 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 18 [2020-08-18 17:37:41,079 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15