/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 11:03:46,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 11:03:46,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 11:03:46,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 11:03:46,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 11:03:46,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 11:03:46,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 11:03:46,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 11:03:46,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 11:03:46,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 11:03:46,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 11:03:46,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 11:03:46,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 11:03:46,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 11:03:46,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 11:03:46,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 11:03:46,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 11:03:46,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 11:03:46,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 11:03:46,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 11:03:46,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 11:03:46,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 11:03:46,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 11:03:46,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 11:03:46,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 11:03:46,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 11:03:46,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 11:03:46,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 11:03:46,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 11:03:46,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 11:03:46,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 11:03:46,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 11:03:46,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 11:03:46,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 11:03:46,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 11:03:46,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 11:03:46,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 11:03:46,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 11:03:46,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 11:03:46,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 11:03:46,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 11:03:46,307 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 11:03:46,350 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 11:03:46,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 11:03:46,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 11:03:46,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 11:03:46,353 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 11:03:46,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 11:03:46,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 11:03:46,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 11:03:46,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 11:03:46,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 11:03:46,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 11:03:46,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 11:03:46,355 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 11:03:46,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 11:03:46,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 11:03:46,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 11:03:46,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 11:03:46,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 11:03:46,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 11:03:46,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 11:03:46,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 11:03:46,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 11:03:46,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 11:03:46,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 11:03:46,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 11:03:46,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 11:03:46,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 11:03:46,358 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-18 11:03:46,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 11:03:46,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 11:03:46,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 11:03:46,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 11:03:46,709 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 11:03:46,709 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 11:03:46,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b34de6e8/03b0a065a9e04ace95360bc960c38e02/FLAG78e5c346d [2020-08-18 11:03:47,574 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 11:03:47,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-18 11:03:47,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b34de6e8/03b0a065a9e04ace95360bc960c38e02/FLAG78e5c346d [2020-08-18 11:03:48,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b34de6e8/03b0a065a9e04ace95360bc960c38e02 [2020-08-18 11:03:48,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 11:03:48,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 11:03:48,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 11:03:48,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 11:03:48,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 11:03:48,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:03:48" (1/1) ... [2020-08-18 11:03:48,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611cc33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:48, skipping insertion in model container [2020-08-18 11:03:48,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:03:48" (1/1) ... [2020-08-18 11:03:48,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 11:03:48,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 11:03:49,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 11:03:49,545 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 11:03:49,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 11:03:50,058 INFO L208 MainTranslator]: Completed translation [2020-08-18 11:03:50,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50 WrapperNode [2020-08-18 11:03:50,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 11:03:50,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 11:03:50,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 11:03:50,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 11:03:50,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... [2020-08-18 11:03:50,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 11:03:50,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 11:03:50,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 11:03:50,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 11:03:50,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 11:03:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 11:03:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 11:03:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 11:03:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 11:03:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-18 11:03:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-18 11:03:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-18 11:03:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-18 11:03:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-18 11:03:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-18 11:03:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-18 11:03:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-18 11:03:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-18 11:03:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-18 11:03:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-18 11:03:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-18 11:03:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-18 11:03:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-18 11:03:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-18 11:03:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-18 11:03:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-18 11:03:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 11:03:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 11:03:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-18 11:03:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-18 11:03:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-18 11:03:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-18 11:03:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-18 11:03:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-18 11:03:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-18 11:03:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-18 11:03:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-18 11:03:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-18 11:03:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-18 11:03:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-18 11:03:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-18 11:03:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-18 11:03:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-18 11:03:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-18 11:03:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 11:03:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-18 11:03:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-18 11:03:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-18 11:03:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-18 11:03:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-18 11:03:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-18 11:03:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-18 11:03:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-18 11:03:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-18 11:03:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-18 11:03:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-18 11:03:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-18 11:03:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-18 11:03:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-18 11:03:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-18 11:03:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-18 11:03:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-18 11:03:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-18 11:03:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-18 11:03:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-18 11:03:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-18 11:03:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 11:03:53,429 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-18 11:03:58,135 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-18 11:03:58,601 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 11:03:58,602 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 11:03:58,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:03:58 BoogieIcfgContainer [2020-08-18 11:03:58,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 11:03:58,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 11:03:58,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 11:03:58,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 11:03:58,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 11:03:48" (1/3) ... [2020-08-18 11:03:58,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbb853b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:03:58, skipping insertion in model container [2020-08-18 11:03:58,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:03:50" (2/3) ... [2020-08-18 11:03:58,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbb853b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:03:58, skipping insertion in model container [2020-08-18 11:03:58,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:03:58" (3/3) ... [2020-08-18 11:03:58,630 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 11:03:58,649 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 11:03:58,663 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 11:03:58,678 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 11:03:58,714 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 11:03:58,714 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 11:03:58,714 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 11:03:58,714 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 11:03:58,714 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 11:03:58,715 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 11:03:58,715 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 11:03:58,715 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 11:03:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-18 11:03:58,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 11:03:58,800 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:03:58,801 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 11:03:58,802 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:03:58,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:03:58,808 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-18 11:03:58,817 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:03:58,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529202813] [2020-08-18 11:03:58,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:03:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,253 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 11:04:00,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:04:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 11:04:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 11:04:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 11:04:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 11:04:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 11:04:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 11:04:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 11:04:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 11:04:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 11:04:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 11:04:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 11:04:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 11:04:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 11:04:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 11:04:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 11:04:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 11:04:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:00,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:01,045 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 11:04:01,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529202813] [2020-08-18 11:04:01,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 11:04:01,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 11:04:01,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083612697] [2020-08-18 11:04:01,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 11:04:01,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:04:01,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 11:04:01,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-18 11:04:01,073 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-18 11:04:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:04:10,556 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-18 11:04:10,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-18 11:04:10,558 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-18 11:04:10,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:04:10,586 INFO L225 Difference]: With dead ends: 1847 [2020-08-18 11:04:10,586 INFO L226 Difference]: Without dead ends: 980 [2020-08-18 11:04:10,601 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 11:04:10,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-18 11:04:10,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-18 11:04:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-18 11:04:10,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-18 11:04:10,855 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-18 11:04:10,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:04:10,856 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-18 11:04:10,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 11:04:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-18 11:04:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-18 11:04:10,862 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:04:10,863 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 11:04:10,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 11:04:10,863 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:04:10,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:04:10,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-18 11:04:10,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:04:10,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2059360125] [2020-08-18 11:04:10,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:04:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:11,981 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-18 11:04:11,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:04:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 11:04:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 11:04:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 11:04:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-18 11:04:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 11:04:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-18 11:04:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-18 11:04:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-18 11:04:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-18 11:04:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-18 11:04:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-18 11:04:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-18 11:04:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-18 11:04:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-18 11:04:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-18 11:04:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-18 11:04:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-18 11:04:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 11:04:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:04:12,642 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 11:04:12,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2059360125] [2020-08-18 11:04:12,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 11:04:12,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 11:04:12,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468608675] [2020-08-18 11:04:12,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 11:04:12,647 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:04:12,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 11:04:12,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-18 11:04:12,648 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-18 11:04:17,364 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-18 11:04:26,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:04:26,643 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-18 11:04:26,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 11:04:26,643 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-18 11:04:26,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:04:26,646 INFO L225 Difference]: With dead ends: 980 [2020-08-18 11:04:26,646 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 11:04:26,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-18 11:04:26,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 11:04:26,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 11:04:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 11:04:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 11:04:26,651 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-18 11:04:26,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:04:26,652 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 11:04:26,652 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 11:04:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 11:04:26,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 11:04:26,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 11:04:26,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 11:04:36,189 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-18 11:04:36,657 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:37,074 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:37,495 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:38,008 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-18 11:04:38,491 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 11:04:38,916 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:39,308 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:39,835 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-18 11:04:40,232 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:40,639 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 11:04:41,048 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:41,447 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:41,861 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 11:04:42,278 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:42,707 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 11:04:43,146 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 11:04:43,564 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-18 11:04:44,026 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-18 11:04:44,439 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:44,901 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 11:04:45,295 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:45,700 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:46,102 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:46,506 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 11:04:46,910 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:47,313 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-18 11:04:47,744 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-18 11:04:48,172 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-18 11:04:48,606 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15