/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:32:04,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 06:32:04,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 06:32:04,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 06:32:04,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 06:32:04,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 06:32:04,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 06:32:04,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 06:32:04,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 06:32:04,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 06:32:04,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 06:32:04,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 06:32:04,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:32:04,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:32:04,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:32:04,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:32:04,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:32:04,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:32:04,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:32:04,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:32:04,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:32:04,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:32:04,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:32:04,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:32:04,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 06:32:04,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 06:32:04,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 06:32:04,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 06:32:04,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 06:32:04,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 06:32:04,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 06:32:04,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 06:32:04,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 06:32:04,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 06:32:04,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 06:32:04,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 06:32:04,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 06:32:04,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 06:32:04,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:32:04,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:32:04,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:32:04,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-19 06:32:04,725 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:32:04,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:32:04,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:32:04,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:32:04,728 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:32:04,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:32:04,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:32:04,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:32:04,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:32:04,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:32:04,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:32:04,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:32:04,731 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:32:04,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:32:04,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:32:04,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:32:04,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:32:04,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:32:04,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:32:04,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:32:04,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:32:04,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:32:04,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:32:04,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:32:04,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:32:04,734 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:32:04,734 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-19 06:32:04,734 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; [2020-08-19 06:32:05,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:32:05,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:32:05,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:32:05,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:32:05,062 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:32:05,063 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 06:32:05,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5a40c5854/eae36cf7756d4b1c8d9dcc160ca37ca4/FLAG3a3aeb5eb [2020-08-19 06:32:05,875 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:32:05,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 06:32:05,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5a40c5854/eae36cf7756d4b1c8d9dcc160ca37ca4/FLAG3a3aeb5eb [2020-08-19 06:32:05,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5a40c5854/eae36cf7756d4b1c8d9dcc160ca37ca4 [2020-08-19 06:32:05,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:32:05,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:32:05,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:32:05,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:32:05,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:32:05,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:32:05" (1/1) ... [2020-08-19 06:32:05,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd254f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:05, skipping insertion in model container [2020-08-19 06:32:05,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:32:05" (1/1) ... [2020-08-19 06:32:05,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:32:06,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:32:07,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:32:07,356 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:32:07,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:32:07,786 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:32:07,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07 WrapperNode [2020-08-19 06:32:07,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:32:07,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:32:07,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:32:07,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:32:07,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:07,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (1/1) ... [2020-08-19 06:32:08,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:32:08,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:32:08,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:32:08,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:32:08,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (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 [2020-08-19 06:32:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:32:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:32:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-19 06:32:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-19 06:32:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-19 06:32:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-19 06:32:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-08-19 06:32:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-08-19 06:32:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-08-19 06:32:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-19 06:32:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-19 06:32:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-19 06:32:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-19 06:32:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-19 06:32:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-19 06:32:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-08-19 06:32:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-08-19 06:32:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-08-19 06:32:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_address [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_num [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_nb_has_feature [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure node_to_amd_nb [2020-08-19 06:32:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure gart_set_size_and_enable [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_gart_translation [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure aperture_valid [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_tlbflush [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_insert_memory [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_fetch_size [2020-08-19 06:32:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_configure [2020-08-19 06:32:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_8151_configure [2020-08-19 06:32:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure amd64_cleanup [2020-08-19 06:32:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_aperture_valid [2020-08-19 06:32:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_northbridge [2020-08-19 06:32:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_nbs [2020-08-19 06:32:08,117 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8151_init [2020-08-19 06:32:08,117 INFO L138 BoogieDeclarations]: Found implementation of procedure uli_agp_init [2020-08-19 06:32:08,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nforce3_agp_init [2020-08-19 06:32:08,117 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_probe [2020-08-19 06:32:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_remove [2020-08-19 06:32:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_suspend [2020-08-19 06:32:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_resume [2020-08-19 06:32:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_init [2020-08-19 06:32:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_mod_init [2020-08-19 06:32:08,119 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_amd64_cleanup [2020-08-19 06:32:08,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-08-19 06:32:08,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-19 06:32:08,119 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:32:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_5 [2020-08-19 06:32:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_6 [2020-08-19 06:32:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_7 [2020-08-19 06:32:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_8 [2020-08-19 06:32:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_9 [2020-08-19 06:32:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-19 06:32:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-19 06:32:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-19 06:32:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-19 06:32:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-19 06:32:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-08-19 06:32:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-08-19 06:32:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-08-19 06:32:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-08-19 06:32:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-08-19 06:32:08,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-19 06:32:08,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-08-19 06:32:08,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-08-19 06:32:08,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_add_bridge [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_alloc_bridge [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_by_type [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_page [2020-08-19 06:32:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_alloc_pages [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_create_gatt_table [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_page [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_destroy_pages [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_enable [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_by_type [2020-08-19 06:32:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_free_gatt_table [2020-08-19 06:32:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_mask_memory [2020-08-19 06:32:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_remove_memory [2020-08-19 06:32:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_generic_type_to_mask_type [2020-08-19 06:32:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_num_entries [2020-08-19 06:32:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_put_bridge [2020-08-19 06:32:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure agp_remove_bridge [2020-08-19 06:32:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_cache_northbridges [2020-08-19 06:32:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure amd_flush_garts [2020-08-19 06:32:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-19 06:32:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure e820_any_mapped [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure global_cache_flush [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_1 [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-08-19 06:32:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_1 [2020-08-19 06:32:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-08-19 06:32:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-08-19 06:32:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-08-19 06:32:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2020-08-19 06:32:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_present [2020-08-19 06:32:08,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-08-19 06:32:08,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-08-19 06:32:08,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2020-08-19 06:32:08,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_resource_to_bus [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-19 06:32:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-08-19 06:32:08,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-19 06:32:08,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-08-19 06:32:08,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-19 06:32:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:32:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-19 06:32:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure e820_any_mapped [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-08-19 06:32:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-19 06:32:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-08-19 06:32:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-08-19 06:32:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_agp_bridge_driver_2 [2020-08-19 06:32:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-19 06:32:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 06:32:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-19 06:32:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 06:32:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-08-19 06:32:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-19 06:32:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-08-19 06:32:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_resource_to_bus [2020-08-19 06:32:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-08-19 06:32:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-08-19 06:32:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2020-08-19 06:32:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_present [2020-08-19 06:32:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-08-19 06:32:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-08-19 06:32:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-08-19 06:32:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-08-19 06:32:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 06:32:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-08-19 06:32:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-08-19 06:32:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-08-19 06:32:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-08-19 06:32:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2020-08-19 06:32:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2020-08-19 06:32:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_address [2020-08-19 06:32:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_5 [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_6 [2020-08-19 06:32:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_7 [2020-08-19 06:32:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_8 [2020-08-19 06:32:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_9 [2020-08-19 06:32:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-08-19 06:32:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-08-19 06:32:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure amd_cache_northbridges [2020-08-19 06:32:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure amd_flush_garts [2020-08-19 06:32:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_num [2020-08-19 06:32:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure amd_nb_has_feature [2020-08-19 06:32:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure node_to_amd_nb [2020-08-19 06:32:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_init [2020-08-19 06:32:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure gart_set_size_and_enable [2020-08-19 06:32:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure enable_gart_translation [2020-08-19 06:32:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 06:32:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure aperture_valid [2020-08-19 06:32:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure agp_alloc_bridge [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_put_bridge [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_add_bridge [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_remove_bridge [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_enable [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_create_gatt_table [2020-08-19 06:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_gatt_table [2020-08-19 06:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_remove_memory [2020-08-19 06:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_by_type [2020-08-19 06:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_free_by_type [2020-08-19 06:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_page [2020-08-19 06:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_alloc_pages [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_page [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_destroy_pages [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure agp_num_entries [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure global_cache_flush [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_mask_memory [2020-08-19 06:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure agp_generic_type_to_mask_type [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_tlbflush [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_insert_memory [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~TO~int [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_fetch_size [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_configure [2020-08-19 06:32:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure amd_8151_configure [2020-08-19 06:32:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure amd64_cleanup [2020-08-19 06:32:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure agp_aperture_valid [2020-08-19 06:32:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure fix_northbridge [2020-08-19 06:32:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure cache_nbs [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure amd8151_init [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure uli_agp_init [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure nforce3_agp_init [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_probe [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_remove [2020-08-19 06:32:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_suspend [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_resume [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_mod_init [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure agp_amd64_cleanup [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_1 [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_1 [2020-08-19 06:32:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-19 06:32:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-19 06:32:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:32:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 06:32:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-19 06:32:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-08-19 06:32:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:32:11,385 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-19 06:32:16,234 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-08-19 06:32:16,623 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:32:16,623 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-19 06:32:16,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:32:16 BoogieIcfgContainer [2020-08-19 06:32:16,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:32:16,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:32:16,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:32:16,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:32:16,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:32:05" (1/3) ... [2020-08-19 06:32:16,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c149dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:32:16, skipping insertion in model container [2020-08-19 06:32:16,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:32:07" (2/3) ... [2020-08-19 06:32:16,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c149dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:32:16, skipping insertion in model container [2020-08-19 06:32:16,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:32:16" (3/3) ... [2020-08-19 06:32:16,643 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2020-08-19 06:32:16,654 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:32:16,663 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 06:32:16,678 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 06:32:16,709 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 06:32:16,710 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 06:32:16,710 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 06:32:16,710 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 06:32:16,710 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 06:32:16,710 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 06:32:16,710 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 06:32:16,711 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 06:32:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states. [2020-08-19 06:32:16,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-19 06:32:16,772 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:32:16,773 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:32:16,774 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:32:16,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:32:16,782 INFO L82 PathProgramCache]: Analyzing trace with hash 887876909, now seen corresponding path program 1 times [2020-08-19 06:32:16,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:32:16,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [168880781] [2020-08-19 06:32:16,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:32:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,409 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-19 06:32:18,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:32:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:32:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 06:32:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-19 06:32:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-19 06:32:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-19 06:32:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-19 06:32:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-19 06:32:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-19 06:32:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-19 06:32:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-19 06:32:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-19 06:32:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:18,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-19 06:32:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-19 06:32:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 06:32:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:32:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-19 06:32:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 06:32:19,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [168880781] [2020-08-19 06:32:19,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:32:19,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-19 06:32:19,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260412361] [2020-08-19 06:32:19,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:32:19,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:32:19,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:32:19,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:32:19,350 INFO L87 Difference]: Start difference. First operand 869 states. Second operand 7 states. [2020-08-19 06:32:28,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:32:28,809 INFO L93 Difference]: Finished difference Result 1847 states and 2460 transitions. [2020-08-19 06:32:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-08-19 06:32:28,813 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 207 [2020-08-19 06:32:28,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:32:28,838 INFO L225 Difference]: With dead ends: 1847 [2020-08-19 06:32:28,839 INFO L226 Difference]: Without dead ends: 980 [2020-08-19 06:32:28,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:32:28,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2020-08-19 06:32:29,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 845. [2020-08-19 06:32:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 845 states. [2020-08-19 06:32:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1086 transitions. [2020-08-19 06:32:29,081 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1086 transitions. Word has length 207 [2020-08-19 06:32:29,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:32:29,081 INFO L479 AbstractCegarLoop]: Abstraction has 845 states and 1086 transitions. [2020-08-19 06:32:29,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:32:29,082 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1086 transitions. [2020-08-19 06:32:29,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-08-19 06:32:29,088 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:32:29,088 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:32:29,089 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 06:32:29,089 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:32:29,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:32:29,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1980725417, now seen corresponding path program 1 times [2020-08-19 06:32:29,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:32:29,090 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14844449] [2020-08-19 06:32:29,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:32:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,017 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2020-08-19 06:32:30,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:32:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 06:32:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 06:32:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 06:32:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-19 06:32:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-19 06:32:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-19 06:32:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-08-19 06:32:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-08-19 06:32:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-08-19 06:32:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-08-19 06:32:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-08-19 06:32:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-08-19 06:32:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-08-19 06:32:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-08-19 06:32:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-08-19 06:32:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-08-19 06:32:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-08-19 06:32:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-19 06:32:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:32:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2020-08-19 06:32:30,564 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14844449] [2020-08-19 06:32:30,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:32:30,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-19 06:32:30,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570601720] [2020-08-19 06:32:30,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-19 06:32:30,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:32:30,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-19 06:32:30,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-19 06:32:30,568 INFO L87 Difference]: Start difference. First operand 845 states and 1086 transitions. Second operand 8 states. [2020-08-19 06:32:35,111 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2020-08-19 06:32:44,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:32:44,706 INFO L93 Difference]: Finished difference Result 980 states and 1298 transitions. [2020-08-19 06:32:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-19 06:32:44,707 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 207 [2020-08-19 06:32:44,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:32:44,709 INFO L225 Difference]: With dead ends: 980 [2020-08-19 06:32:44,710 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 06:32:44,714 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:32:44,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 06:32:44,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 06:32:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 06:32:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 06:32:44,715 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-08-19 06:32:44,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:32:44,716 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 06:32:44,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-19 06:32:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 06:32:44,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 06:32:44,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 06:32:44,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 06:32:54,929 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 27 [2020-08-19 06:32:55,398 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:32:55,839 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:32:56,265 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 06:32:56,772 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 24 [2020-08-19 06:32:57,201 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 06:32:57,606 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:32:57,977 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 06:32:58,510 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 78 [2020-08-19 06:32:58,926 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:32:59,342 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 06:32:59,746 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:33:00,145 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 06:33:00,539 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 06:33:00,976 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:33:01,406 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 06:33:01,851 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 06:33:02,270 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 30 [2020-08-19 06:33:02,789 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 12 [2020-08-19 06:33:03,192 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:33:03,623 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21 [2020-08-19 06:33:04,021 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:33:04,412 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2020-08-19 06:33:04,834 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2020-08-19 06:33:05,256 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 21