/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 -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 [2020-08-19 02:29:33,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 02:29:33,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 02:29:33,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 02:29:33,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 02:29:33,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 02:29:33,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 02:29:33,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 02:29:33,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 02:29:33,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 02:29:33,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 02:29:33,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 02:29:33,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 02:29:33,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 02:29:33,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 02:29:33,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 02:29:33,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 02:29:33,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 02:29:33,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 02:29:33,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 02:29:33,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 02:29:33,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 02:29:33,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 02:29:33,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 02:29:33,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 02:29:33,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 02:29:33,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 02:29:33,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 02:29:33,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 02:29:33,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 02:29:33,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 02:29:33,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 02:29:33,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 02:29:33,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 02:29:33,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 02:29:33,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 02:29:33,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 02:29:33,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 02:29:33,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 02:29:33,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 02:29:33,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 02:29:33,608 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 [2020-08-19 02:29:33,630 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 02:29:33,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 02:29:33,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 02:29:33,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 02:29:33,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 02:29:33,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 02:29:33,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 02:29:33,636 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 02:29:33,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 02:29:33,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 02:29:33,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 02:29:33,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 02:29:33,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 02:29:33,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 02:29:33,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 02:29:33,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 02:29:33,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-19 02:29:33,639 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=WIDESTAMONGSMALL;tolerance=0.8; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8; [2020-08-19 02:29:33,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 02:29:33,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 02:29:33,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 02:29:33,989 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 02:29:33,989 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 02:29:33,990 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 02:29:34,053 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e862a7916/644aa4ee76de4d9bad7df9f1508805f4/FLAGb0373ba0e [2020-08-19 02:29:34,788 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 02:29:34,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 02:29:34,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e862a7916/644aa4ee76de4d9bad7df9f1508805f4/FLAGb0373ba0e [2020-08-19 02:29:35,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e862a7916/644aa4ee76de4d9bad7df9f1508805f4 [2020-08-19 02:29:35,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 02:29:35,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 02:29:35,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 02:29:35,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 02:29:35,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 02:29:35,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:29:35" (1/1) ... [2020-08-19 02:29:35,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4efa6549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:35, skipping insertion in model container [2020-08-19 02:29:35,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:29:35" (1/1) ... [2020-08-19 02:29:35,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 02:29:35,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 02:29:36,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:29:36,748 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 02:29:37,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:29:37,153 INFO L208 MainTranslator]: Completed translation [2020-08-19 02:29:37,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37 WrapperNode [2020-08-19 02:29:37,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 02:29:37,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 02:29:37,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 02:29:37,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 02:29:37,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (1/1) ... [2020-08-19 02:29:37,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 02:29:37,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 02:29:37,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 02:29:37,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 02:29:37,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (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 [2020-08-19 02:29:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 02:29:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 02:29:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-19 02:29:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-19 02:29:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-19 02:29:37,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-19 02:29:37,493 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-19 02:29:37,493 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-19 02:29:37,495 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-19 02:29:37,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-19 02:29:37,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-19 02:29:37,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-19 02:29:37,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-19 02:29:37,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-19 02:29:37,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-19 02:29:37,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-19 02:29:37,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-19 02:29:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-19 02:29:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-19 02:29:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-19 02:29:37,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-19 02:29:37,503 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-19 02:29:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-19 02:29:37,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-19 02:29:37,506 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-19 02:29:37,506 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-19 02:29:37,506 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-19 02:29:37,506 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-19 02:29:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-19 02:29:37,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-19 02:29:37,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-19 02:29:37,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 02:29:37,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-19 02:29:37,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-19 02:29:37,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-19 02:29:37,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-19 02:29:37,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-19 02:29:37,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-19 02:29:37,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-19 02:29:37,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-19 02:29:37,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-19 02:29:37,513 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-19 02:29:37,513 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-19 02:29:37,514 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-19 02:29:37,514 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-19 02:29:37,514 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-19 02:29:37,515 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-19 02:29:37,516 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-19 02:29:37,516 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-19 02:29:37,516 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-19 02:29:37,516 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-19 02:29:37,517 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-19 02:29:37,518 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-19 02:29:37,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-19 02:29:37,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-19 02:29:37,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-19 02:29:37,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-19 02:29:37,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-19 02:29:37,520 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-19 02:29:37,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-19 02:29:37,521 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-19 02:29:37,521 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-19 02:29:37,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 02:29:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-19 02:29:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-19 02:29:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-19 02:29:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-19 02:29:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-19 02:29:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-19 02:29:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-19 02:29:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-19 02:29:37,524 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-19 02:29:37,524 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-19 02:29:37,524 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-19 02:29:37,525 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-19 02:29:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-19 02:29:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 02:29:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-19 02:29:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 02:29:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-19 02:29:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-19 02:29:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-19 02:29:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-19 02:29:37,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 02:29:37,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-19 02:29:37,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-19 02:29:37,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-19 02:29:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-19 02:29:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-19 02:29:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-19 02:29:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 02:29:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-19 02:29:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-19 02:29:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-19 02:29:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-19 02:29:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-19 02:29:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-19 02:29:37,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-19 02:29:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-19 02:29:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-19 02:29:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-19 02:29:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-19 02:29:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 02:29:37,545 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-19 02:29:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-19 02:29:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-19 02:29:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-19 02:29:37,549 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-19 02:29:37,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-19 02:29:37,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-19 02:29:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 02:29:41,039 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-19 02:29:46,049 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-19 02:29:46,476 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 02:29:46,477 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 02:29:46,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:29:46 BoogieIcfgContainer [2020-08-19 02:29:46,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 02:29:46,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 02:29:46,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 02:29:46,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 02:29:46,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 02:29:35" (1/3) ... [2020-08-19 02:29:46,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4306dc3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:29:46, skipping insertion in model container [2020-08-19 02:29:46,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:29:37" (2/3) ... [2020-08-19 02:29:46,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4306dc3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:29:46, skipping insertion in model container [2020-08-19 02:29:46,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:29:46" (3/3) ... [2020-08-19 02:29:46,496 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 02:29:46,507 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 02:29:46,516 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 02:29:46,530 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 02:29:46,560 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 02:29:46,560 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 02:29:46,560 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 02:29:46,560 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 02:29:46,560 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 02:29:46,561 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 02:29:46,561 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 02:29:46,561 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 02:29:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-19 02:29:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-19 02:29:46,619 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:29:46,620 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] [2020-08-19 02:29:46,621 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:29:46,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:29:46,627 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-19 02:29:46,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:29:46,638 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [720562414] [2020-08-19 02:29:46,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:29:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,237 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-19 02:29:48,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:29:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:29:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 02:29:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-19 02:29:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-19 02:29:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-19 02:29:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-19 02:29:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-19 02:29:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-19 02:29:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-19 02:29:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-19 02:29:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-19 02:29:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-19 02:29:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-19 02:29:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 02:29:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:29:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-19 02:29:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 02:29:48,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [720562414] [2020-08-19 02:29:48,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:29:48,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-19 02:29:48,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724033593] [2020-08-19 02:29:48,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 02:29:48,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:29:48,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 02:29:48,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-19 02:29:48,897 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-19 02:29:58,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:29:58,443 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-19 02:29:58,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 02:29:58,445 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-19 02:29:58,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:29:58,473 INFO L225 Difference]: With dead ends: 1847 [2020-08-19 02:29:58,473 INFO L226 Difference]: Without dead ends: 980 [2020-08-19 02:29:58,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2020-08-19 02:29:58,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-19 02:29:58,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-19 02:29:58,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-19 02:29:58,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-19 02:29:58,720 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-19 02:29:58,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:29:58,721 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-19 02:29:58,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 02:29:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-19 02:29:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-19 02:29:58,727 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:29:58,727 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] [2020-08-19 02:29:58,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 02:29:58,728 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:29:58,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:29:58,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-19 02:29:58,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:29:58,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882664206] [2020-08-19 02:29:58,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:29:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,621 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-19 02:29:59,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:29:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:29:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:29:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 02:29:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-19 02:29:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-19 02:29:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-19 02:29:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-19 02:29:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-19 02:29:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-19 02:29:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-19 02:29:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-19 02:29:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-19 02:29:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-19 02:29:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:29:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:29:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-19 02:30:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:30:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 02:30:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:30:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 02:30:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:30:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-19 02:30:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 02:30:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:30:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 02:30:00,305 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882664206] [2020-08-19 02:30:00,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:30:00,306 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-19 02:30:00,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199963837] [2020-08-19 02:30:00,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 02:30:00,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:30:00,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 02:30:00,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-19 02:30:00,309 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-19 02:30:04,956 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-19 02:30:14,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:30:14,200 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-19 02:30:14,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 02:30:14,200 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-19 02:30:14,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:30:14,205 INFO L225 Difference]: With dead ends: 980 [2020-08-19 02:30:14,205 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 02:30:14,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-19 02:30:14,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 02:30:14,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 02:30:14,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 02:30:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 02:30:14,212 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-19 02:30:14,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:30:14,212 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 02:30:14,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 02:30:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 02:30:14,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 02:30:14,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 02:30:14,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 02:30:23,640 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-19 02:30:24,134 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:24,543 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:24,977 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:25,505 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-19 02:30:25,953 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 02:30:26,371 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:26,769 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:27,305 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-19 02:30:27,708 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:28,123 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 02:30:28,549 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:28,962 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:29,428 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 02:30:29,828 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:30,275 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 02:30:30,724 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 02:30:31,174 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 02:30:31,630 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 02:30:32,041 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:32,475 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 02:30:32,872 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:33,261 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:33,665 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:34,110 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 02:30:34,532 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:34,924 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 02:30:35,402 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:35,813 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 02:30:36,252 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 02:30:36,779 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 02:30:37,224 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27