/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 --rcfgbuilder.size.of.a.code.block SingleStatement --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-c90d42b [2020-09-24 15:37:36,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:37:36,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:37:36,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:37:36,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:37:36,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:37:36,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:37:36,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:37:36,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:37:36,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:37:36,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:37:36,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:37:36,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:37:36,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:37:36,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:37:36,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:37:36,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:37:36,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:37:36,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:37:36,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:37:36,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:37:36,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:37:36,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:37:36,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:37:36,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:37:36,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:37:36,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:37:36,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:37:36,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:37:36,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:37:36,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:37:36,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:37:36,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:37:36,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:37:36,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:37:36,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:37:36,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:37:36,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:37:36,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:37:36,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:37:36,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:37:36,478 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 [2020-09-24 15:37:36,505 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:37:36,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:37:36,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:37:36,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:37:36,507 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:37:36,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:37:36,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:37:36,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:37:36,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:37:36,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:37:36,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:37:36,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:37:36,509 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:37:36,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:37:36,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:37:36,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:37:36,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:37:36,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:37:36,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:37:36,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:37:36,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:37:36,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:37:36,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:37:36,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:37:36,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:37:36,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:37:36,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 15:37:36,512 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.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-24 15:37:37,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:37:37,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:37:37,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:37:37,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:37:37,053 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:37:37,054 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-24 15:37:37,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a6b09e6f/4a1441f8bfda49b7ba33495ef54b05fe/FLAGd1ca00cdb [2020-09-24 15:37:38,001 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:37:38,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-24 15:37:38,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a6b09e6f/4a1441f8bfda49b7ba33495ef54b05fe/FLAGd1ca00cdb [2020-09-24 15:37:38,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a6b09e6f/4a1441f8bfda49b7ba33495ef54b05fe [2020-09-24 15:37:38,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:37:38,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:37:38,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:37:38,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:37:38,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:37:38,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:37:38" (1/1) ... [2020-09-24 15:37:38,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a1b8e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:38, skipping insertion in model container [2020-09-24 15:37:38,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:37:38" (1/1) ... [2020-09-24 15:37:38,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:37:38,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:37:39,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:37:39,688 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:37:39,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:37:40,031 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:37:40,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40 WrapperNode [2020-09-24 15:37:40,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:37:40,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:37:40,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:37:40,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:37:40,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (1/1) ... [2020-09-24 15:37:40,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:37:40,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:37:40,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:37:40,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:37:40,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (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 [2020-09-24 15:37:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:37:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:37:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-09-24 15:37:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-09-24 15:37:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-09-24 15:37:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-09-24 15:37:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-09-24 15:37:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-09-24 15:37:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-09-24 15:37:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-24 15:37:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-24 15:37:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-24 15:37:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-24 15:37:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-24 15:37:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-24 15:37:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-24 15:37:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-24 15:37:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-24 15:37:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-24 15:37:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-24 15:37:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-09-24 15:37:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-09-24 15:37:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-09-24 15:37:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-09-24 15:37:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-09-24 15:37:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-09-24 15:37:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-09-24 15:37:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-09-24 15:37:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-09-24 15:37:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-09-24 15:37:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-09-24 15:37:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-09-24 15:37:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-09-24 15:37:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-09-24 15:37:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-09-24 15:37:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-09-24 15:37:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-09-24 15:37:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-09-24 15:37:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-09-24 15:37:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-09-24 15:37:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-09-24 15:37:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-09-24 15:37:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-09-24 15:37:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:37:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-09-24 15:37:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-09-24 15:37:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-09-24 15:37:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-09-24 15:37:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-09-24 15:37:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-24 15:37:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-24 15:37:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-24 15:37:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-24 15:37:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-24 15:37:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-09-24 15:37:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-09-24 15:37:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-09-24 15:37:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-09-24 15:37:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-09-24 15:37:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-24 15:37:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-09-24 15:37:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-09-24 15:37:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-09-24 15:37:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-09-24 15:37:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-09-24 15:37:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-09-24 15:37:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-09-24 15:37:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-09-24 15:37:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-09-24 15:37:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-09-24 15:37:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-09-24 15:37:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-09-24 15:37:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-09-24 15:37:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-09-24 15:37:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-09-24 15:37:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-09-24 15:37:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-09-24 15:37:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-09-24 15:37:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-09-24 15:37:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-09-24 15:37:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-09-24 15:37:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-09-24 15:37:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-09-24 15:37:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-09-24 15:37:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-09-24 15:37:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-09-24 15:37:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-24 15:37:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-24 15:37:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-24 15:37:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:37:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-24 15:37:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-09-24 15:37:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-09-24 15:37:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-09-24 15:37:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-09-24 15:37:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-09-24 15:37:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-09-24 15:37:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-24 15:37:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-24 15:37:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-24 15:37:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 15:37:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-24 15:37:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-24 15:37:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-24 15:37:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-24 15:37:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-24 15:37:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-24 15:37:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-24 15:37:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-24 15:37:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-09-24 15:37:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-09-24 15:37:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-24 15:37:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:37:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-24 15:37:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:37:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-09-24 15:37:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-24 15:37:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-09-24 15:37:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-09-24 15:37:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-09-24 15:37:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-09-24 15:37:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-09-24 15:37:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-09-24 15:37:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-09-24 15:37:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-09-24 15:37:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-09-24 15:37:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-09-24 15:37:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-09-24 15:37:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-09-24 15:37:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-09-24 15:37:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-09-24 15:37:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-09-24 15:37:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-09-24 15:37:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-24 15:37:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-09-24 15:37:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:37:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-24 15:37:40,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-24 15:37:40,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:37:41,601 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-24 15:37:43,309 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-09-24 15:37:43,865 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:37:43,865 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-24 15:37:43,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:37:43 BoogieIcfgContainer [2020-09-24 15:37:43,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:37:43,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:37:43,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:37:43,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:37:43,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:37:38" (1/3) ... [2020-09-24 15:37:43,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5b801a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:37:43, skipping insertion in model container [2020-09-24 15:37:43,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:37:40" (2/3) ... [2020-09-24 15:37:43,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5b801a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:37:43, skipping insertion in model container [2020-09-24 15:37:43,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:37:43" (3/3) ... [2020-09-24 15:37:43,890 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-09-24 15:37:43,903 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:37:43,915 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:37:43,939 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:37:43,980 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:37:43,980 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:37:43,980 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:37:43,981 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:37:43,981 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:37:43,981 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:37:43,981 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:37:43,981 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:37:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states. [2020-09-24 15:37:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2020-09-24 15:37:44,082 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:37:44,085 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:37:44,085 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:37:44,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:37:44,094 INFO L82 PathProgramCache]: Analyzing trace with hash -875506990, now seen corresponding path program 1 times [2020-09-24 15:37:44,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:37:44,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1511426071] [2020-09-24 15:37:44,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:37:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,210 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-09-24 15:37:46,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:37:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-24 15:37:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:37:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-24 15:37:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:37:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:46,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-24 15:37:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-24 15:37:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-24 15:37:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-24 15:37:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2020-09-24 15:37:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2020-09-24 15:37:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2020-09-24 15:37:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2020-09-24 15:37:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2020-09-24 15:37:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-24 15:37:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2020-09-24 15:37:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-24 15:37:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2020-09-24 15:37:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2020-09-24 15:37:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:37:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2020-09-24 15:37:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:37:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:47,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:37:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:37:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2020-09-24 15:37:48,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1511426071] [2020-09-24 15:37:48,388 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:37:48,388 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-24 15:37:48,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068530346] [2020-09-24 15:37:48,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:37:48,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:37:48,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:37:48,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:37:48,424 INFO L87 Difference]: Start difference. First operand 2336 states. Second operand 8 states. [2020-09-24 15:37:52,830 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-24 15:38:09,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:38:09,785 INFO L93 Difference]: Finished difference Result 6301 states and 7224 transitions. [2020-09-24 15:38:09,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-24 15:38:09,792 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 771 [2020-09-24 15:38:09,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:38:09,850 INFO L225 Difference]: With dead ends: 6301 [2020-09-24 15:38:09,850 INFO L226 Difference]: Without dead ends: 4407 [2020-09-24 15:38:09,867 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2020-09-24 15:38:09,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2020-09-24 15:38:10,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 3883. [2020-09-24 15:38:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3883 states. [2020-09-24 15:38:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 3883 states and 4332 transitions. [2020-09-24 15:38:10,391 INFO L78 Accepts]: Start accepts. Automaton has 3883 states and 4332 transitions. Word has length 771 [2020-09-24 15:38:10,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:38:10,394 INFO L479 AbstractCegarLoop]: Abstraction has 3883 states and 4332 transitions. [2020-09-24 15:38:10,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:38:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 4332 transitions. [2020-09-24 15:38:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2020-09-24 15:38:10,419 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:38:10,420 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:38:10,420 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:38:10,420 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:38:10,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:38:10,421 INFO L82 PathProgramCache]: Analyzing trace with hash 507062660, now seen corresponding path program 1 times [2020-09-24 15:38:10,422 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:38:10,422 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [61011091] [2020-09-24 15:38:10,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:38:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:11,912 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-09-24 15:38:11,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:38:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-24 15:38:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:38:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-24 15:38:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-24 15:38:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-24 15:38:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-24 15:38:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-24 15:38:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-24 15:38:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2020-09-24 15:38:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2020-09-24 15:38:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2020-09-24 15:38:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2020-09-24 15:38:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2020-09-24 15:38:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-24 15:38:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2020-09-24 15:38:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-24 15:38:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:12,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2020-09-24 15:38:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2020-09-24 15:38:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 15:38:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2020-09-24 15:38:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:38:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:38:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2020-09-24 15:38:13,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [61011091] [2020-09-24 15:38:13,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:38:13,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-24 15:38:13,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966506194] [2020-09-24 15:38:13,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-24 15:38:13,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:38:13,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-24 15:38:13,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-09-24 15:38:13,534 INFO L87 Difference]: Start difference. First operand 3883 states and 4332 transitions. Second operand 8 states. [2020-09-24 15:38:16,951 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-09-24 15:38:30,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:38:30,237 INFO L93 Difference]: Finished difference Result 4407 states and 4997 transitions. [2020-09-24 15:38:30,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:38:30,237 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 780 [2020-09-24 15:38:30,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:38:30,241 INFO L225 Difference]: With dead ends: 4407 [2020-09-24 15:38:30,241 INFO L226 Difference]: Without dead ends: 0 [2020-09-24 15:38:30,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:38:30,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-24 15:38:30,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-24 15:38:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-24 15:38:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-24 15:38:30,266 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 780 [2020-09-24 15:38:30,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:38:30,266 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-24 15:38:30,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-24 15:38:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-24 15:38:30,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-24 15:38:30,267 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:38:30,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-24 15:38:30,835 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 342