/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 17:52:03,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 17:52:03,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 17:52:03,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 17:52:03,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 17:52:03,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 17:52:03,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 17:52:03,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 17:52:03,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 17:52:03,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 17:52:03,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 17:52:03,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 17:52:03,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 17:52:03,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 17:52:03,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 17:52:03,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 17:52:03,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 17:52:03,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 17:52:03,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 17:52:03,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 17:52:03,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 17:52:03,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 17:52:03,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 17:52:03,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 17:52:03,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 17:52:03,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 17:52:03,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 17:52:03,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 17:52:03,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 17:52:03,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 17:52:03,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 17:52:03,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 17:52:03,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 17:52:03,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 17:52:03,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 17:52:03,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 17:52:03,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 17:52:03,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 17:52:03,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 17:52:03,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 17:52:03,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 17:52:03,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-21 17:52:03,994 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 17:52:03,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 17:52:03,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 17:52:03,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 17:52:03,996 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 17:52:03,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 17:52:03,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 17:52:03,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 17:52:03,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 17:52:03,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 17:52:03,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 17:52:03,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 17:52:03,998 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 17:52:03,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 17:52:03,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 17:52:03,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 17:52:03,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 17:52:03,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 17:52:03,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 17:52:03,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 17:52:03,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 17:52:04,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 17:52:04,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 17:52:04,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 17:52:04,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 17:52:04,000 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 17:52:04,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-21 17:52:04,001 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; [2020-08-21 17:52:04,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 17:52:04,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 17:52:04,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 17:52:04,312 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 17:52:04,313 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 17:52:04,314 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 17:52:04,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f319786a2/822bf5c9cedb48509786967ff45861e8/FLAGd720f5b5e [2020-08-21 17:52:05,072 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 17:52:05,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 17:52:05,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f319786a2/822bf5c9cedb48509786967ff45861e8/FLAGd720f5b5e [2020-08-21 17:52:05,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f319786a2/822bf5c9cedb48509786967ff45861e8 [2020-08-21 17:52:05,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 17:52:05,240 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 17:52:05,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 17:52:05,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 17:52:05,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 17:52:05,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:52:05" (1/1) ... [2020-08-21 17:52:05,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@111ad076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:05, skipping insertion in model container [2020-08-21 17:52:05,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:52:05" (1/1) ... [2020-08-21 17:52:05,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 17:52:05,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 17:52:06,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:52:06,824 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 17:52:07,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:52:07,282 INFO L208 MainTranslator]: Completed translation [2020-08-21 17:52:07,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07 WrapperNode [2020-08-21 17:52:07,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 17:52:07,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 17:52:07,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 17:52:07,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 17:52:07,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... [2020-08-21 17:52:07,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 17:52:07,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 17:52:07,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 17:52:07,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 17:52:07,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 17:52:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 17:52:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 17:52:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 17:52:07,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 17:52:07,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-21 17:52:07,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-21 17:52:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-21 17:52:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-21 17:52:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-21 17:52:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-21 17:52:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-21 17:52:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-21 17:52:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-21 17:52:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-21 17:52:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-21 17:52:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-21 17:52:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-21 17:52:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-21 17:52:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-21 17:52:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-21 17:52:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-21 17:52:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-21 17:52:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-21 17:52:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-21 17:52:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-21 17:52:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-21 17:52:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-21 17:52:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-21 17:52:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-21 17:52:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-21 17:52:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-21 17:52:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-21 17:52:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-21 17:52:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-21 17:52:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-21 17:52:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-21 17:52:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-21 17:52:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-21 17:52:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-21 17:52:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-21 17:52:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-21 17:52:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-21 17:52:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-21 17:52:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-21 17:52:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-21 17:52:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-21 17:52:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-21 17:52:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-21 17:52:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-21 17:52:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-21 17:52:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-21 17:52:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-21 17:52:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 17:52:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 17:52:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-21 17:52:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-21 17:52:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-21 17:52:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-21 17:52:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-21 17:52:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-21 17:52:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-21 17:52:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-21 17:52:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-21 17:52:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-21 17:52:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-21 17:52:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-21 17:52:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-21 17:52:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-21 17:52:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-21 17:52:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-21 17:52:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-21 17:52:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-21 17:52:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-21 17:52:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-21 17:52:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-21 17:52:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-21 17:52:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-21 17:52:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-21 17:52:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-21 17:52:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-21 17:52:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-21 17:52:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-21 17:52:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-21 17:52:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-21 17:52:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-21 17:52:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-21 17:52:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-21 17:52:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 17:52:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-21 17:52:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-21 17:52:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-21 17:52:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-21 17:52:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-21 17:52:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-21 17:52:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-21 17:52:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-21 17:52:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 17:52:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-21 17:52:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 17:52:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-21 17:52:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-21 17:52:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-21 17:52:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-21 17:52:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 17:52:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-21 17:52:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-21 17:52:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-21 17:52:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-21 17:52:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-21 17:52:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-21 17:52:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-21 17:52:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-21 17:52:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-21 17:52:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 17:52:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-21 17:52:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-21 17:52:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-21 17:52:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-21 17:52:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-21 17:52:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-21 17:52:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-21 17:52:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 17:52:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 17:52:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-21 17:52:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-21 17:52:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-21 17:52:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-21 17:52:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-21 17:52:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-21 17:52:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-21 17:52:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-21 17:52:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-21 17:52:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-21 17:52:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-21 17:52:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-21 17:52:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-21 17:52:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-21 17:52:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-21 17:52:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-21 17:52:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-21 17:52:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 17:52:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-21 17:52:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-21 17:52:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-21 17:52:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-21 17:52:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-21 17:52:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-21 17:52:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-21 17:52:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-21 17:52:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-21 17:52:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-21 17:52:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-21 17:52:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-21 17:52:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-21 17:52:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-21 17:52:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-21 17:52:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-21 17:52:07,731 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-21 17:52:07,731 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-21 17:52:07,731 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-21 17:52:07,731 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-21 17:52:07,731 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-21 17:52:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-21 17:52:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-21 17:52:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-21 17:52:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-21 17:52:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-21 17:52:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-21 17:52:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-21 17:52:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-21 17:52:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-21 17:52:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-21 17:52:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-21 17:52:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-21 17:52:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-21 17:52:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-21 17:52:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-21 17:52:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-21 17:52:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-21 17:52:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-21 17:52:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-21 17:52:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-21 17:52:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-21 17:52:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-21 17:52:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-21 17:52:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 17:52:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-21 17:52:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-21 17:52:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-21 17:52:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-21 17:52:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-21 17:52:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-21 17:52:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-21 17:52:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-21 17:52:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-21 17:52:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-21 17:52:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 17:52:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-21 17:52:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 17:52:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 17:52:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-21 17:52:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-21 17:52:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 17:52:10,916 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-21 17:52:16,127 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-21 17:52:16,564 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 17:52:16,565 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-21 17:52:16,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:52:16 BoogieIcfgContainer [2020-08-21 17:52:16,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 17:52:16,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 17:52:16,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 17:52:16,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 17:52:16,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 05:52:05" (1/3) ... [2020-08-21 17:52:16,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21ac3d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:52:16, skipping insertion in model container [2020-08-21 17:52:16,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:52:07" (2/3) ... [2020-08-21 17:52:16,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21ac3d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:52:16, skipping insertion in model container [2020-08-21 17:52:16,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:52:16" (3/3) ... [2020-08-21 17:52:16,596 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-21 17:52:16,609 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 17:52:16,626 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 17:52:16,647 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 17:52:16,696 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 17:52:16,696 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 17:52:16,696 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 17:52:16,696 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 17:52:16,697 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 17:52:16,697 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 17:52:16,697 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 17:52:16,698 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 17:52:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-21 17:52:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 17:52:16,815 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:52:16,817 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:52:16,818 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:52:16,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:52:16,828 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-21 17:52:16,841 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:52:16,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1007713731] [2020-08-21 17:52:16,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:52:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,559 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 17:52:18,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:52:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 17:52:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 17:52:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 17:52:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 17:52:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 17:52:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 17:52:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 17:52:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 17:52:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 17:52:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:18,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 17:52:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 17:52:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 17:52:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 17:52:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 17:52:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 17:52:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 17:52:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 17:52:19,294 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1007713731] [2020-08-21 17:52:19,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:52:19,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 17:52:19,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334419009] [2020-08-21 17:52:19,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 17:52:19,303 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:52:19,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 17:52:19,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-21 17:52:19,321 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-21 17:52:29,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:52:29,268 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-21 17:52:29,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-21 17:52:29,272 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-21 17:52:29,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:52:29,312 INFO L225 Difference]: With dead ends: 1847 [2020-08-21 17:52:29,312 INFO L226 Difference]: Without dead ends: 980 [2020-08-21 17:52:29,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:52:29,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-21 17:52:29,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-21 17:52:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-21 17:52:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-21 17:52:29,573 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-21 17:52:29,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:52:29,573 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-21 17:52:29,574 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 17:52:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-21 17:52:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-21 17:52:29,578 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:52:29,579 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:52:29,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 17:52:29,579 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:52:29,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:52:29,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-21 17:52:29,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:52:29,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1817351058] [2020-08-21 17:52:29,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:52:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:30,986 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 340 [2020-08-21 17:52:30,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:52:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 17:52:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 17:52:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 17:52:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 17:52:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 17:52:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-21 17:52:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-21 17:52:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-21 17:52:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-21 17:52:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-21 17:52:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-21 17:52:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-21 17:52:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-21 17:52:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-21 17:52:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-21 17:52:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-21 17:52:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-21 17:52:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-21 17:52:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:52:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-21 17:52:31,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1817351058] [2020-08-21 17:52:31,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:52:31,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 17:52:31,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563677718] [2020-08-21 17:52:31,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 17:52:31,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:52:31,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 17:52:31,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:52:31,571 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-21 17:52:36,369 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-21 17:52:46,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:52:46,812 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-21 17:52:46,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-21 17:52:46,813 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-21 17:52:46,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:52:46,815 INFO L225 Difference]: With dead ends: 980 [2020-08-21 17:52:46,815 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 17:52:46,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-21 17:52:46,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 17:52:46,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 17:52:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 17:52:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 17:52:46,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-21 17:52:46,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:52:46,820 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 17:52:46,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 17:52:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 17:52:46,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 17:52:46,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 17:52:46,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 17:52:56,918 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-21 17:52:57,528 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:52:58,059 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:52:58,630 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 17:52:59,333 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-21 17:52:59,961 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 17:53:00,499 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:53:01,032 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 17:53:01,708 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-21 17:53:02,248 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:53:02,797 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-21 17:53:03,360 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:53:03,915 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-21 17:53:04,454 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 17:53:04,990 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-21 17:53:05,595 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-21 17:53:06,188 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-21 17:53:06,761 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30