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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 11:46:55,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:46:55,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:46:55,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:46:55,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:46:55,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:46:55,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:46:55,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:46:55,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:46:55,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:46:55,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:46:55,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:46:55,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:46:55,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:46:55,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:46:55,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:46:55,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:46:55,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:46:55,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:46:55,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:46:55,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:46:55,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:46:55,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:46:55,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:46:55,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:46:55,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:46:55,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:46:55,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:46:55,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:46:55,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:46:55,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:46:55,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:46:55,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:46:55,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:46:55,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:46:55,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:46:55,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:46:55,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:46:55,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:46:55,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:46:55,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:46:55,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 11:46:56,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:46:56,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:46:56,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:46:56,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:46:56,018 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:46:56,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:46:56,019 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:46:56,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:46:56,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:46:56,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:46:56,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:46:56,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:46:56,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:46:56,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:46:56,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:46:56,020 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:46:56,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:46:56,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:46:56,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:46:56,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:46:56,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:46:56,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:46:56,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:46:56,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:46:56,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:46:56,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:46:56,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:46:56,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:46:56,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:46:56,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:46:56,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:46:56,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:46:56,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:46:56,380 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:46:56,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2019-10-07 11:46:56,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a04208543/86a209f052734261af67c8dd3f51f254/FLAGc7e6a0179 [2019-10-07 11:46:57,402 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:46:57,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2019-10-07 11:46:57,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a04208543/86a209f052734261af67c8dd3f51f254/FLAGc7e6a0179 [2019-10-07 11:46:57,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a04208543/86a209f052734261af67c8dd3f51f254 [2019-10-07 11:46:57,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:46:57,814 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:46:57,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:46:57,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:46:57,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:46:57,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:46:57" (1/1) ... [2019-10-07 11:46:57,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8938e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:46:57, skipping insertion in model container [2019-10-07 11:46:57,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:46:57" (1/1) ... [2019-10-07 11:46:57,829 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:46:58,033 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:47:00,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:47:00,598 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:47:01,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:47:01,515 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:47:01,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01 WrapperNode [2019-10-07 11:47:01,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:47:01,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:47:01,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:47:01,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:47:01,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:01,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:01,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:01,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:01,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:01,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:02,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... [2019-10-07 11:47:02,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:47:02,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:47:02,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:47:02,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:47:02,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-07 11:47:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:47:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:47:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:47:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 11:47:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 11:47:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 11:47:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 11:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 11:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:47:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:47:02,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:47:02,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:47:02,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 11:47:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 11:47:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 11:47:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 11:47:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-07 11:47:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2019-10-07 11:47:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-07 11:47:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_exact [2019-10-07 11:47:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 11:47:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2019-10-07 11:47:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_set_resid [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_copy_from_buffer [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_copy_to_buffer [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_show_stats [2019-10-07 11:47:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_complete [2019-10-07 11:47:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_drain_queue [2019-10-07 11:47:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_queue_event [2019-10-07 11:47:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_read_queue [2019-10-07 11:47:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_severity_lookup [2019-10-07 11:47:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_sync_time [2019-10-07 11:47:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_allocate_memory [2019-10-07 11:47:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_check_bits [2019-10-07 11:47:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_check_srl [2019-10-07 11:47:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_chrdev_ioctl [2019-10-07 11:47:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_chrdev_open [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_decode_bits [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_empty_response_queue [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_empty_response_queue_large [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_fill_sense [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_device_extension [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_request_id [2019-10-07 11:47:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_param [2019-10-07 11:47:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_request_id [2019-10-07 11:47:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_initconnection [2019-10-07 11:47:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_initialize_device_extension [2019-10-07 11:47:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_interrupt [2019-10-07 11:47:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_load_sgl [2019-10-07 11:47:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_poll_response [2019-10-07 11:47:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_poll_status [2019-10-07 11:47:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_poll_status_gone [2019-10-07 11:47:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_post_command_packet [2019-10-07 11:47:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_device_extension [2019-10-07 11:47:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_sequence [2019-10-07 11:47:02,198 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsi_biosparam [2019-10-07 11:47:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsi_eh_reset [2019-10-07 11:47:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsi_queue_lck [2019-10-07 11:47:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsi_queue [2019-10-07 11:47:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsiop_execute_scsi [2019-10-07 11:47:02,200 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsiop_execute_scsi_complete [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __twa_shutdown [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_shutdown [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_string_lookup [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_slave_configure [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_probe [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_remove [2019-10-07 11:47:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_suspend [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_resume [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_init [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_exit [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-07 11:47:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_5 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-07 11:47:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-07 11:47:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-07 11:47:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:47:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-10-07 11:47:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-10-07 11:47:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_12 [2019-10-07 11:47:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-10-07 11:47:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2019-10-07 11:47:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_19 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_20 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_21 [2019-10-07 11:47:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_22 [2019-10-07 11:47:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_23 [2019-10-07 11:47:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_24 [2019-10-07 11:47:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2019-10-07 11:47:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_26 [2019-10-07 11:47:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_27 [2019-10-07 11:47:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_28 [2019-10-07 11:47:02,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_29 [2019-10-07 11:47:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_30 [2019-10-07 11:47:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:47:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 11:47:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:47:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:47:02,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:47:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:47:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:47:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:47:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:47:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:47:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:47:02,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:47:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:47:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_twa_chrdev_mutex [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_twa_chrdev_mutex [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_twa_chrdev_mutex [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_twa_chrdev_mutex [2019-10-07 11:47:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_twa_chrdev_mutex [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:47:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 11:47:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 11:47:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 11:47:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 11:47:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2019-10-07 11:47:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_range [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-07 11:47:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_try_set_mwi [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2019-10-07 11:47:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_get_serial [2019-10-07 11:47:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2019-10-07 11:47:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2019-10-07 11:47:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2019-10-07 11:47:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2019-10-07 11:47:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2019-10-07 11:47:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_scan_host [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_prefix_printk [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_from_buffer [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:47:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:47:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:47:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:47:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 11:47:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 11:47:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:47:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-10-07 11:47:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:47:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:47:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:47:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-07 11:47:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:47:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_twa_chrdev_mutex [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_twa_chrdev_mutex [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 11:47:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-07 11:47:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-07 11:47:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-07 11:47:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_5 [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-07 11:47:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_21 [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_27 [2019-10-07 11:47:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_19 [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_26 [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2019-10-07 11:47:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_try_set_mwi [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-07 11:47:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_29 [2019-10-07 11:47:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_30 [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_from_buffer [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_range [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_exact [2019-10-07 11:47:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-07 11:47:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-10-07 11:47:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_22 [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_20 [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2019-10-07 11:47:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_12 [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_23 [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_24 [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_28 [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2019-10-07 11:47:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_prefix_printk [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_set_resid [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_copy_from_buffer [2019-10-07 11:47:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_copy_to_buffer [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_queue_event [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_read_queue [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_severity_lookup [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_sync_time [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_chrdev_ioctl [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_chrdev_open [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_fill_sense [2019-10-07 11:47:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_request_id [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_request_id [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_initconnection [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_load_sgl [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_poll_response [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_poll_status_gone [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_post_command_packet [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_device_extension [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_sequence [2019-10-07 11:47:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsiop_execute_scsi [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsiop_execute_scsi_complete [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_string_lookup [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_show_stats [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_complete [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_drain_queue [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_allocate_memory [2019-10-07 11:47:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure twa_check_bits [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_check_srl [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_decode_bits [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_empty_response_queue [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_empty_response_queue_large [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_device_extension [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_param [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_initialize_device_extension [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure twa_interrupt [2019-10-07 11:47:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_poll_status [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsi_biosparam [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsi_eh_reset [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsi_queue_lck [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsi_queue [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure __twa_shutdown [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_shutdown [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_slave_configure [2019-10-07 11:47:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure twa_probe [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure twa_remove [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure twa_suspend [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure twa_resume [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure twa_init [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure twa_exit [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-07 11:47:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:47:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:47:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_ioctl_lock_of_TAG_TW_Device_Extension [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:47:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:47:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_twa_chrdev_mutex [2019-10-07 11:47:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_twa_chrdev_mutex [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 11:47:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 11:47:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 11:47:04,688 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:50:44,132 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:50:44,133 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:50:44,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:50:44 BoogieIcfgContainer [2019-10-07 11:50:44,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:50:44,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:50:44,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:50:44,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:50:44,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:46:57" (1/3) ... [2019-10-07 11:50:44,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c01e2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:50:44, skipping insertion in model container [2019-10-07 11:50:44,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:47:01" (2/3) ... [2019-10-07 11:50:44,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c01e2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:50:44, skipping insertion in model container [2019-10-07 11:50:44,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:50:44" (3/3) ... [2019-10-07 11:50:44,143 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2019-10-07 11:50:44,152 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:50:44,162 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:50:44,173 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:50:44,207 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:50:44,207 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:50:44,207 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:50:44,208 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:50:44,208 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:50:44,208 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:50:44,208 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:50:44,208 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:50:44,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states. [2019-10-07 11:50:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-07 11:50:44,274 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:50:44,275 INFO L385 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:50:44,277 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:50:44,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:50:44,283 INFO L82 PathProgramCache]: Analyzing trace with hash -105345142, now seen corresponding path program 1 times [2019-10-07 11:50:44,292 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:50:44,292 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:50:44,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:50:44,293 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:50:44,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:50:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:50:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-10-07 11:50:45,930 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:50:45,931 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:50:45,931 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:50:45,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:50:45,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:50:45,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:50:45,953 INFO L87 Difference]: Start difference. First operand 1808 states. Second operand 3 states. [2019-10-07 11:50:53,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:50:53,661 INFO L93 Difference]: Finished difference Result 4648 states and 6213 transitions. [2019-10-07 11:50:53,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:50:53,663 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-07 11:50:53,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:50:53,710 INFO L225 Difference]: With dead ends: 4648 [2019-10-07 11:50:53,710 INFO L226 Difference]: Without dead ends: 3040 [2019-10-07 11:50:53,729 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:50:53,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3040 states. [2019-10-07 11:50:54,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3040 to 2990. [2019-10-07 11:50:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2990 states. [2019-10-07 11:50:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 3961 transitions. [2019-10-07 11:50:54,064 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 3961 transitions. Word has length 146 [2019-10-07 11:50:54,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:50:54,068 INFO L462 AbstractCegarLoop]: Abstraction has 2990 states and 3961 transitions. [2019-10-07 11:50:54,068 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:50:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3961 transitions. [2019-10-07 11:50:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-07 11:50:54,080 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:50:54,080 INFO L385 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:50:54,081 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:50:54,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:50:54,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1621022702, now seen corresponding path program 1 times [2019-10-07 11:50:54,082 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:50:54,082 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:50:54,082 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:50:54,082 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:50:54,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:50:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:50:54,780 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-10-07 11:50:54,781 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:50:54,781 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:50:54,781 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:50:54,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:50:54,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:50:54,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:50:54,787 INFO L87 Difference]: Start difference. First operand 2990 states and 3961 transitions. Second operand 3 states. [2019-10-07 11:51:05,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:05,240 INFO L93 Difference]: Finished difference Result 8830 states and 11707 transitions. [2019-10-07 11:51:05,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:05,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-10-07 11:51:05,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:05,305 INFO L225 Difference]: With dead ends: 8830 [2019-10-07 11:51:05,305 INFO L226 Difference]: Without dead ends: 5880 [2019-10-07 11:51:05,328 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:05,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5880 states. [2019-10-07 11:51:05,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5880 to 5873. [2019-10-07 11:51:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5873 states. [2019-10-07 11:51:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5873 states to 5873 states and 7788 transitions. [2019-10-07 11:51:05,630 INFO L78 Accepts]: Start accepts. Automaton has 5873 states and 7788 transitions. Word has length 150 [2019-10-07 11:51:05,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:05,631 INFO L462 AbstractCegarLoop]: Abstraction has 5873 states and 7788 transitions. [2019-10-07 11:51:05,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 5873 states and 7788 transitions. [2019-10-07 11:51:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-10-07 11:51:05,635 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:05,635 INFO L385 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:05,636 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:05,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:05,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1861279750, now seen corresponding path program 1 times [2019-10-07 11:51:05,636 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:05,637 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:05,637 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:05,637 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:05,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-10-07 11:51:06,603 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:06,603 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:06,604 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:06,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:06,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:06,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:06,606 INFO L87 Difference]: Start difference. First operand 5873 states and 7788 transitions. Second operand 3 states. [2019-10-07 11:51:15,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:15,482 INFO L93 Difference]: Finished difference Result 16643 states and 22185 transitions. [2019-10-07 11:51:15,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:15,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2019-10-07 11:51:15,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:15,566 INFO L225 Difference]: With dead ends: 16643 [2019-10-07 11:51:15,567 INFO L226 Difference]: Without dead ends: 10810 [2019-10-07 11:51:15,598 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:15,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10810 states. [2019-10-07 11:51:16,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10810 to 10717. [2019-10-07 11:51:16,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10717 states. [2019-10-07 11:51:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10717 states to 10717 states and 14343 transitions. [2019-10-07 11:51:16,262 INFO L78 Accepts]: Start accepts. Automaton has 10717 states and 14343 transitions. Word has length 157 [2019-10-07 11:51:16,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:16,263 INFO L462 AbstractCegarLoop]: Abstraction has 10717 states and 14343 transitions. [2019-10-07 11:51:16,264 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 10717 states and 14343 transitions. [2019-10-07 11:51:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-07 11:51:16,274 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:16,275 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:16,275 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:16,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:16,275 INFO L82 PathProgramCache]: Analyzing trace with hash 316682163, now seen corresponding path program 1 times [2019-10-07 11:51:16,276 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:16,276 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:16,276 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:16,276 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:16,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-10-07 11:51:16,945 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:16,945 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:16,945 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:16,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:16,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:16,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:16,948 INFO L87 Difference]: Start difference. First operand 10717 states and 14343 transitions. Second operand 3 states. [2019-10-07 11:51:17,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:17,233 INFO L93 Difference]: Finished difference Result 10719 states and 14344 transitions. [2019-10-07 11:51:17,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:17,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-10-07 11:51:17,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:17,310 INFO L225 Difference]: With dead ends: 10719 [2019-10-07 11:51:17,311 INFO L226 Difference]: Without dead ends: 10716 [2019-10-07 11:51:17,320 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:17,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10716 states. [2019-10-07 11:51:17,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10716 to 10716. [2019-10-07 11:51:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10716 states. [2019-10-07 11:51:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10716 states to 10716 states and 14341 transitions. [2019-10-07 11:51:17,962 INFO L78 Accepts]: Start accepts. Automaton has 10716 states and 14341 transitions. Word has length 165 [2019-10-07 11:51:17,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:17,963 INFO L462 AbstractCegarLoop]: Abstraction has 10716 states and 14341 transitions. [2019-10-07 11:51:17,963 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 10716 states and 14341 transitions. [2019-10-07 11:51:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-10-07 11:51:17,967 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:17,968 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:17,968 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:17,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:17,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1226345617, now seen corresponding path program 1 times [2019-10-07 11:51:17,969 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:17,969 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:17,969 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:17,970 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:17,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-10-07 11:51:18,637 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:18,637 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:18,638 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:18,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:18,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:18,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:18,639 INFO L87 Difference]: Start difference. First operand 10716 states and 14341 transitions. Second operand 3 states. [2019-10-07 11:51:19,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:19,300 INFO L93 Difference]: Finished difference Result 20379 states and 27267 transitions. [2019-10-07 11:51:19,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:19,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2019-10-07 11:51:19,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:19,469 INFO L225 Difference]: With dead ends: 20379 [2019-10-07 11:51:19,470 INFO L226 Difference]: Without dead ends: 20374 [2019-10-07 11:51:19,493 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:19,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20374 states. [2019-10-07 11:51:20,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20374 to 20370. [2019-10-07 11:51:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20370 states. [2019-10-07 11:51:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20370 states to 20370 states and 27251 transitions. [2019-10-07 11:51:20,487 INFO L78 Accepts]: Start accepts. Automaton has 20370 states and 27251 transitions. Word has length 166 [2019-10-07 11:51:20,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:20,492 INFO L462 AbstractCegarLoop]: Abstraction has 20370 states and 27251 transitions. [2019-10-07 11:51:20,492 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 20370 states and 27251 transitions. [2019-10-07 11:51:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-10-07 11:51:20,495 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:20,496 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:20,496 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:20,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:20,497 INFO L82 PathProgramCache]: Analyzing trace with hash -638853514, now seen corresponding path program 1 times [2019-10-07 11:51:20,497 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:20,497 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:20,497 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:20,497 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:20,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-10-07 11:51:21,096 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:21,097 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:21,097 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:21,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:21,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:21,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:21,098 INFO L87 Difference]: Start difference. First operand 20370 states and 27251 transitions. Second operand 3 states. [2019-10-07 11:51:21,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:21,637 INFO L93 Difference]: Finished difference Result 20372 states and 27252 transitions. [2019-10-07 11:51:21,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:21,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2019-10-07 11:51:21,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:21,775 INFO L225 Difference]: With dead ends: 20372 [2019-10-07 11:51:21,775 INFO L226 Difference]: Without dead ends: 20369 [2019-10-07 11:51:21,797 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:21,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20369 states. [2019-10-07 11:51:24,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20369 to 20369. [2019-10-07 11:51:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20369 states. [2019-10-07 11:51:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20369 states to 20369 states and 27249 transitions. [2019-10-07 11:51:24,174 INFO L78 Accepts]: Start accepts. Automaton has 20369 states and 27249 transitions. Word has length 167 [2019-10-07 11:51:24,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:24,174 INFO L462 AbstractCegarLoop]: Abstraction has 20369 states and 27249 transitions. [2019-10-07 11:51:24,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:24,174 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 27249 transitions. [2019-10-07 11:51:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-07 11:51:24,178 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:24,178 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:24,178 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:24,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:24,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1669520436, now seen corresponding path program 1 times [2019-10-07 11:51:24,179 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:24,179 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:24,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:24,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:24,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-10-07 11:51:24,897 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:24,898 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:24,898 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:24,898 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:24,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:24,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:24,900 INFO L87 Difference]: Start difference. First operand 20369 states and 27249 transitions. Second operand 3 states. [2019-10-07 11:51:25,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:25,356 INFO L93 Difference]: Finished difference Result 20371 states and 27250 transitions. [2019-10-07 11:51:25,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:25,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-10-07 11:51:25,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:25,451 INFO L225 Difference]: With dead ends: 20371 [2019-10-07 11:51:25,451 INFO L226 Difference]: Without dead ends: 20368 [2019-10-07 11:51:25,468 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:25,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20368 states. [2019-10-07 11:51:26,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20368 to 20368. [2019-10-07 11:51:26,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20368 states. [2019-10-07 11:51:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20368 states to 20368 states and 27247 transitions. [2019-10-07 11:51:26,335 INFO L78 Accepts]: Start accepts. Automaton has 20368 states and 27247 transitions. Word has length 168 [2019-10-07 11:51:26,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:26,336 INFO L462 AbstractCegarLoop]: Abstraction has 20368 states and 27247 transitions. [2019-10-07 11:51:26,336 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 20368 states and 27247 transitions. [2019-10-07 11:51:26,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-10-07 11:51:26,341 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:26,341 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:26,341 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:26,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:26,342 INFO L82 PathProgramCache]: Analyzing trace with hash 214673721, now seen corresponding path program 1 times [2019-10-07 11:51:26,342 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:26,342 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:26,343 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:26,343 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:26,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-10-07 11:51:26,944 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:26,944 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:26,944 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:26,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:26,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:26,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:26,946 INFO L87 Difference]: Start difference. First operand 20368 states and 27247 transitions. Second operand 3 states. [2019-10-07 11:51:27,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:27,480 INFO L93 Difference]: Finished difference Result 23149 states and 30832 transitions. [2019-10-07 11:51:27,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:27,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2019-10-07 11:51:27,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:27,583 INFO L225 Difference]: With dead ends: 23149 [2019-10-07 11:51:27,583 INFO L226 Difference]: Without dead ends: 23128 [2019-10-07 11:51:27,602 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:27,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23128 states. [2019-10-07 11:51:28,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23128 to 23125. [2019-10-07 11:51:28,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23125 states. [2019-10-07 11:51:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23125 states to 23125 states and 30793 transitions. [2019-10-07 11:51:28,406 INFO L78 Accepts]: Start accepts. Automaton has 23125 states and 30793 transitions. Word has length 169 [2019-10-07 11:51:28,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:28,407 INFO L462 AbstractCegarLoop]: Abstraction has 23125 states and 30793 transitions. [2019-10-07 11:51:28,407 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 23125 states and 30793 transitions. [2019-10-07 11:51:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-07 11:51:28,428 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:28,428 INFO L385 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:28,428 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:28,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:28,429 INFO L82 PathProgramCache]: Analyzing trace with hash -999433975, now seen corresponding path program 1 times [2019-10-07 11:51:28,429 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:28,429 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:28,429 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:28,430 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:28,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2019-10-07 11:51:29,013 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:29,013 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:29,013 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:29,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:29,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:29,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:29,016 INFO L87 Difference]: Start difference. First operand 23125 states and 30793 transitions. Second operand 3 states. [2019-10-07 11:51:38,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:38,103 INFO L93 Difference]: Finished difference Result 43182 states and 57523 transitions. [2019-10-07 11:51:38,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:38,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 270 [2019-10-07 11:51:38,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:38,202 INFO L225 Difference]: With dead ends: 43182 [2019-10-07 11:51:38,203 INFO L226 Difference]: Without dead ends: 20103 [2019-10-07 11:51:38,297 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:38,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20103 states. [2019-10-07 11:51:39,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20103 to 20022. [2019-10-07 11:51:39,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20022 states. [2019-10-07 11:51:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20022 states to 20022 states and 26682 transitions. [2019-10-07 11:51:39,241 INFO L78 Accepts]: Start accepts. Automaton has 20022 states and 26682 transitions. Word has length 270 [2019-10-07 11:51:39,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:39,242 INFO L462 AbstractCegarLoop]: Abstraction has 20022 states and 26682 transitions. [2019-10-07 11:51:39,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 20022 states and 26682 transitions. [2019-10-07 11:51:39,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-10-07 11:51:39,275 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:39,276 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:39,276 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:39,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:39,277 INFO L82 PathProgramCache]: Analyzing trace with hash -284813379, now seen corresponding path program 1 times [2019-10-07 11:51:39,277 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:39,277 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:39,278 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:39,278 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:39,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2019-10-07 11:51:40,326 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:40,326 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:40,326 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:40,327 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:40,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:40,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:40,328 INFO L87 Difference]: Start difference. First operand 20022 states and 26682 transitions. Second operand 3 states. [2019-10-07 11:51:41,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:41,284 INFO L93 Difference]: Finished difference Result 39455 states and 52680 transitions. [2019-10-07 11:51:41,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:41,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 304 [2019-10-07 11:51:41,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:41,390 INFO L225 Difference]: With dead ends: 39455 [2019-10-07 11:51:41,390 INFO L226 Difference]: Without dead ends: 20112 [2019-10-07 11:51:41,481 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:41,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20112 states. [2019-10-07 11:51:42,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20112 to 20044. [2019-10-07 11:51:42,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20044 states. [2019-10-07 11:51:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20044 states to 20044 states and 26704 transitions. [2019-10-07 11:51:42,279 INFO L78 Accepts]: Start accepts. Automaton has 20044 states and 26704 transitions. Word has length 304 [2019-10-07 11:51:42,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:42,280 INFO L462 AbstractCegarLoop]: Abstraction has 20044 states and 26704 transitions. [2019-10-07 11:51:42,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 20044 states and 26704 transitions. [2019-10-07 11:51:42,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-10-07 11:51:42,302 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:42,303 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:42,303 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:42,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:42,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1851779774, now seen corresponding path program 1 times [2019-10-07 11:51:42,304 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:42,304 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:42,304 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:42,304 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:42,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 11:51:43,077 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:43,077 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:43,078 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:51:43,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:51:43,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:51:43,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:43,080 INFO L87 Difference]: Start difference. First operand 20044 states and 26704 transitions. Second operand 3 states. [2019-10-07 11:51:44,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:44,189 INFO L93 Difference]: Finished difference Result 39823 states and 53334 transitions. [2019-10-07 11:51:44,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:51:44,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 308 [2019-10-07 11:51:44,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:44,278 INFO L225 Difference]: With dead ends: 39823 [2019-10-07 11:51:44,278 INFO L226 Difference]: Without dead ends: 20458 [2019-10-07 11:51:44,335 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:51:44,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20458 states. [2019-10-07 11:51:45,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20458 to 20062. [2019-10-07 11:51:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20062 states. [2019-10-07 11:51:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20062 states to 20062 states and 26722 transitions. [2019-10-07 11:51:45,237 INFO L78 Accepts]: Start accepts. Automaton has 20062 states and 26722 transitions. Word has length 308 [2019-10-07 11:51:45,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:45,238 INFO L462 AbstractCegarLoop]: Abstraction has 20062 states and 26722 transitions. [2019-10-07 11:51:45,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:51:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 20062 states and 26722 transitions. [2019-10-07 11:51:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-10-07 11:51:45,270 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:45,270 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:45,271 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:45,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:45,271 INFO L82 PathProgramCache]: Analyzing trace with hash -730117629, now seen corresponding path program 1 times [2019-10-07 11:51:45,272 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:45,272 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:45,272 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:45,273 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2019-10-07 11:51:46,088 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:46,088 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:51:46,089 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 11:51:46,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 11:51:46,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 11:51:46,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 11:51:46,091 INFO L87 Difference]: Start difference. First operand 20062 states and 26722 transitions. Second operand 6 states. [2019-10-07 11:51:46,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:51:46,805 INFO L93 Difference]: Finished difference Result 39931 states and 53460 transitions. [2019-10-07 11:51:46,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 11:51:46,805 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 321 [2019-10-07 11:51:46,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:51:46,902 INFO L225 Difference]: With dead ends: 39931 [2019-10-07 11:51:46,903 INFO L226 Difference]: Without dead ends: 20548 [2019-10-07 11:51:46,968 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-07 11:51:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20548 states. [2019-10-07 11:51:47,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20548 to 20134. [2019-10-07 11:51:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20134 states. [2019-10-07 11:51:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20134 states to 20134 states and 26794 transitions. [2019-10-07 11:51:47,802 INFO L78 Accepts]: Start accepts. Automaton has 20134 states and 26794 transitions. Word has length 321 [2019-10-07 11:51:47,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:51:47,803 INFO L462 AbstractCegarLoop]: Abstraction has 20134 states and 26794 transitions. [2019-10-07 11:51:47,803 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 11:51:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 20134 states and 26794 transitions. [2019-10-07 11:51:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-10-07 11:51:47,834 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:51:47,835 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:51:47,835 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:51:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:51:47,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1281900243, now seen corresponding path program 1 times [2019-10-07 11:51:47,836 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:51:47,836 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:47,837 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:47,837 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:51:47,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:51:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2019-10-07 11:51:48,618 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:51:48,619 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:51:48,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:51:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:51:59,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 10391 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 11:51:59,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:52:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 11:52:00,119 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:52:00,567 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 11:52:00,568 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 11:52:00,603 INFO L162 IcfgInterpreter]: Started Sifa with 231 locations of interest [2019-10-07 11:52:00,604 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 11:52:00,611 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 11:52:00,619 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 11:52:00,620 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 11:53:34,223 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 6224 [2019-10-07 11:54:02,516 WARN L191 SmtUtils]: Spent 8.60 s on a formula simplification that was a NOOP. DAG size: 6227 [2019-10-07 11:54:31,858 WARN L191 SmtUtils]: Spent 8.67 s on a formula simplification that was a NOOP. DAG size: 6230 [2019-10-07 11:55:03,869 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification that was a NOOP. DAG size: 6233 [2019-10-07 11:55:38,810 WARN L191 SmtUtils]: Spent 10.12 s on a formula simplification that was a NOOP. DAG size: 6236 [2019-10-07 11:56:12,612 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification that was a NOOP. DAG size: 6239 [2019-10-07 11:56:47,117 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 6242 [2019-10-07 11:57:12,822 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string86.base|) [2019-10-07 11:57:15,102 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#twa_aen_table~0.base| |#t~string82.base|) [2019-10-07 11:57:18,355 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string209.base| |#t~string82.base|) [2019-10-07 11:57:21,515 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string210.base| |#t~string82.base|) [2019-10-07 11:57:23,854 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string211.base| |#t~string82.base|) [2019-10-07 11:57:25,909 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string212.base| |#t~string82.base|) [2019-10-07 11:57:28,213 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string213.base| |#t~string82.base|) [2019-10-07 11:57:30,302 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string214.base| |#t~string82.base|) [2019-10-07 11:57:32,436 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string215.base| |#t~string82.base|) [2019-10-07 11:57:34,712 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string216.base| |#t~string82.base|) [2019-10-07 11:57:36,773 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string217.base| |#t~string82.base|) [2019-10-07 11:57:38,858 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string218.base| |#t~string82.base|) [2019-10-07 11:57:40,939 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string219.base| |#t~string82.base|) [2019-10-07 11:57:43,011 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string220.base| |#t~string82.base|) [2019-10-07 11:57:45,130 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string221.base| |#t~string82.base|) [2019-10-07 11:57:47,225 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string222.base| |#t~string82.base|) [2019-10-07 11:57:49,660 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string223.base| |#t~string82.base|) [2019-10-07 11:57:51,935 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string224.base| |#t~string82.base|) [2019-10-07 11:57:54,258 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string225.base| |#t~string82.base|) [2019-10-07 11:57:56,342 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string226.base| |#t~string82.base|) [2019-10-07 11:57:58,916 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string227.base| |#t~string82.base|) [2019-10-07 11:58:01,380 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string228.base| |#t~string82.base|) [2019-10-07 11:58:03,774 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string229.base| |#t~string82.base|) [2019-10-07 11:58:06,137 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string230.base|) [2019-10-07 11:58:08,455 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string231.base|) [2019-10-07 11:58:10,722 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string232.base|) [2019-10-07 11:58:13,031 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string233.base|) [2019-10-07 11:58:15,395 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string234.base|) [2019-10-07 11:58:17,663 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string235.base|) [2019-10-07 11:58:20,009 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string236.base|) [2019-10-07 11:58:22,374 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string237.base|) [2019-10-07 11:58:24,549 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string238.base|) [2019-10-07 11:58:26,743 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string239.base|) [2019-10-07 11:58:29,117 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string240.base|) [2019-10-07 11:58:31,410 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string241.base|) [2019-10-07 11:58:33,736 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string242.base| |#t~string82.base|) [2019-10-07 11:58:36,136 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string243.base| |#t~string82.base|) [2019-10-07 11:58:38,406 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string244.base| |#t~string82.base|) [2019-10-07 11:58:40,712 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string245.base| |#t~string82.base|) [2019-10-07 11:58:43,021 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string246.base| |#t~string82.base|) [2019-10-07 11:58:45,165 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string247.base| |#t~string82.base|) [2019-10-07 11:58:47,580 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string248.base| |#t~string82.base|) [2019-10-07 11:58:49,814 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string249.base| |#t~string82.base|) [2019-10-07 11:58:52,167 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string250.base| |#t~string82.base|) [2019-10-07 11:58:54,499 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string251.base| |#t~string82.base|) [2019-10-07 11:58:56,863 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string252.base| |#t~string82.base|) [2019-10-07 11:58:59,130 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string253.base| |#t~string82.base|) [2019-10-07 11:59:01,467 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string254.base| |#t~string82.base|) [2019-10-07 11:59:03,603 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string255.base| |#t~string82.base|) [2019-10-07 11:59:05,927 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string256.base| |#t~string82.base|) [2019-10-07 11:59:08,243 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string257.base| |#t~string82.base|) [2019-10-07 11:59:10,547 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string258.base| |#t~string82.base|) [2019-10-07 11:59:12,849 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string259.base| |#t~string82.base|) [2019-10-07 11:59:14,990 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string260.base| |#t~string82.base|) [2019-10-07 11:59:17,346 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string261.base| |#t~string82.base|) [2019-10-07 11:59:19,617 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string262.base| |#t~string82.base|) [2019-10-07 11:59:21,888 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string263.base| |#t~string82.base|) [2019-10-07 11:59:24,269 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string264.base| |#t~string82.base|) [2019-10-07 11:59:26,562 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string265.base| |#t~string82.base|) [2019-10-07 11:59:28,924 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string266.base| |#t~string82.base|) [2019-10-07 11:59:31,269 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string267.base| |#t~string82.base|) [2019-10-07 11:59:33,479 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string268.base| |#t~string82.base|) [2019-10-07 11:59:35,827 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string269.base| |#t~string82.base|) [2019-10-07 11:59:37,982 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string270.base| |#t~string82.base|) [2019-10-07 11:59:40,316 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string271.base| |#t~string82.base|) [2019-10-07 11:59:42,482 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string272.base| |#t~string82.base|) [2019-10-07 11:59:44,807 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string273.base| |#t~string82.base|) [2019-10-07 11:59:47,052 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string274.base| |#t~string82.base|) [2019-10-07 11:59:49,268 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string275.base| |#t~string82.base|) [2019-10-07 11:59:51,526 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string276.base| |#t~string82.base|) [2019-10-07 11:59:53,797 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string277.base| |#t~string82.base|) [2019-10-07 11:59:56,102 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string278.base| |#t~string82.base|) [2019-10-07 11:59:58,458 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_$Pointer$.base_7842| |~#twa_aen_severity_table~0.base|) |~#twa_aen_severity_table~0.offset|) |#t~string82.base|) [2019-10-07 12:00:00,796 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_$Pointer$.base_7842| |~#twa_aen_severity_table~0.base|) (+ |~#twa_aen_severity_table~0.offset| 4)) |#t~string82.base|) [2019-10-07 12:00:03,119 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_$Pointer$.base_7842| |~#twa_aen_severity_table~0.base|) (+ |~#twa_aen_severity_table~0.offset| 8)) |#t~string82.base|) [2019-10-07 12:00:05,481 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_$Pointer$.base_7842| |~#twa_aen_severity_table~0.base|) (+ |~#twa_aen_severity_table~0.offset| 12)) |#t~string82.base|) [2019-10-07 12:00:07,788 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#twa_aen_severity_table~0.base| |#t~string82.base|) [2019-10-07 12:00:10,112 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string4.base| |#t~string82.base|) [2019-10-07 12:00:12,425 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |~#twa_error_table~0.base|) [2019-10-07 12:00:14,763 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string279.base| |#t~string82.base|) [2019-10-07 12:00:16,928 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string280.base|) [2019-10-07 12:00:19,231 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string281.base|) [2019-10-07 12:00:21,346 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string282.base|) [2019-10-07 12:00:23,787 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string283.base|) [2019-10-07 12:00:26,198 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string284.base|) [2019-10-07 12:00:28,944 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string285.base|) [2019-10-07 12:00:30,981 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |#t~string82.base| |#t~string285.base|) [2019-10-07 12:00:33,228 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string286.base|) [2019-10-07 12:00:35,916 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string287.base|) [2019-10-07 12:00:38,606 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string288.base|) [2019-10-07 12:00:41,337 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string82.base| |#t~string289.base|)