/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:45:44,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:45:44,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:45:44,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:45:44,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:45:44,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:45:44,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:45:44,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:45:44,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:45:44,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:45:44,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:45:44,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:45:44,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:45:44,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:45:44,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:45:44,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:45:44,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:45:44,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:45:44,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:45:44,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:45:44,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:45:44,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:45:44,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:45:44,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:45:44,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:45:44,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:45:44,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:45:44,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:45:44,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:45:44,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:45:44,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:45:44,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:45:44,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:45:44,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:45:44,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:45:44,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:45:44,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:45:44,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:45:44,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:45:44,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:45:44,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:45:44,250 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 [2023-04-02 10:45:44,269 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:45:44,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:45:44,269 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:45:44,270 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:45:44,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:45:44,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:45:44,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:45:44,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:45:44,271 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:45:44,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:45:44,272 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:45:44,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:45:44,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:45:44,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:45:44,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:45:44,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:45:44,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:45:44,273 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:45:44,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:45:44,274 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:45:44,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:45:44,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:45:44,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:45:44,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:45:44,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:45:44,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:45:44,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:45:44,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:45:44,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:45:44,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:45:44,276 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:45:44,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:45:44,276 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:45:44,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:45:44,277 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:45:44,277 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:45:44,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:45:44,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:45:44,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:45:44,487 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:45:44,488 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:45:44,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-04-02 10:45:45,644 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:45:46,118 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:45:46,119 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-04-02 10:45:46,171 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b8b2dd89/fd4a46d79f784152ba3011cc49509959/FLAGf8a213240 [2023-04-02 10:45:46,186 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b8b2dd89/fd4a46d79f784152ba3011cc49509959 [2023-04-02 10:45:46,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:45:46,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:45:46,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:45:46,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:45:46,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:45:46,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:45:46" (1/1) ... [2023-04-02 10:45:46,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d65c93d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:46, skipping insertion in model container [2023-04-02 10:45:46,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:45:46" (1/1) ... [2023-04-02 10:45:46,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:45:46,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:45:47,830 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2023-04-02 10:45:47,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:45:47,909 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:45:48,237 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2023-04-02 10:45:48,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:45:48,402 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:45:48,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48 WrapperNode [2023-04-02 10:45:48,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:45:48,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:45:48,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:45:48,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:45:48,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:45:48,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:45:48,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:45:48,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:45:48,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (1/1) ... [2023-04-02 10:45:48,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:45:48,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:45:48,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 10:45:48,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 10:45:48,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:45:48,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:45:48,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2023-04-02 10:45:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:45:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2023-04-02 10:45:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-02 10:45:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-02 10:45:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-04-02 10:45:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-04-02 10:45:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_do_pause [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_ew_en [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_ew_ds [2023-04-02 10:45:48,860 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_wr [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_update_all [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_read_eeprom [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_init [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_alloc_scb [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2023-04-02 10:45:48,861 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_push_pend_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_busy_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_done_scb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2023-04-02 10:45:48,862 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_exec_scb [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_isr [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_1 [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_2 [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_3 [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_4 [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_5 [2023-04-02 10:45:48,863 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_6 [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_state_7 [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_xfer_data_in [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_xfer_data_out [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_xpad_in [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_xpad_out [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_bad_seq [2023-04-02 10:45:48,864 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_ide [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_extend [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_sync [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure wdtr_done [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_post_scsi_rst [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2023-04-02 10:45:48,865 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn3 [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bus_device_reset [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_intr [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_build_scb [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_queuecommand_lck [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_queuecommand [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_bus_reset [2023-04-02 10:45:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_biosparam [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure i91u_unmap_scb [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure i91uSCBPost [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_probe_one [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_init_driver [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_exit_driver [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-04-02 10:45:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_2 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_24 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_25 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_26 [2023-04-02 10:45:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_27 [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_28 [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_29 [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_30 [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_31 [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:45:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-02 10:45:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-02 10:45:48,871 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_get_serial [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_scan_host [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-02 10:45:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:45:48,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:45:48,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:45:48,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:45:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:45:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2023-04-02 10:45:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-04-02 10:45:48,876 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_2 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:45:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-02 10:45:48,879 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-02 10:45:48,881 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-02 10:45:48,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_30 [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_31 [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-02 10:45:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_26 [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_27 [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_29 [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2023-04-02 10:45:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_25 [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_24 [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_28 [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2023-04-02 10:45:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure i91uSCBPost [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_busy_scb [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_done_scb [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_1 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_2 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_3 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_4 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_5 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_6 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_state_7 [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_xfer_data_in [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_xfer_data_out [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_xpad_in [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_xpad_out [2023-04-02 10:45:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_sync [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_extend [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_ide [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bus_device_reset [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn3 [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_bad_seq [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2023-04-02 10:45:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure wdtr_done [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_post_scsi_rst [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_ew_en [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_ew_ds [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_update_all [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_read_eeprom [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_do_pause [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_wr [2023-04-02 10:45:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_init [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_alloc_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_push_pend_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2023-04-02 10:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure initio_exec_scb [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_isr [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_intr [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_build_scb [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_queuecommand_lck [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_queuecommand [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_bus_reset [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_biosparam [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure i91u_unmap_scb [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_probe_one [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_init_driver [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_exit_driver [2023-04-02 10:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2023-04-02 10:45:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:45:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:45:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:45:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:45:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 10:45:48,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:45:48,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:45:49,610 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:45:49,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:45:50,091 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:45:55,430 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:45:55,452 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:45:55,453 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 10:45:55,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:45:55 BoogieIcfgContainer [2023-04-02 10:45:55,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:45:55,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:45:55,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:45:55,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:45:55,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:45:46" (1/3) ... [2023-04-02 10:45:55,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7443a36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:45:55, skipping insertion in model container [2023-04-02 10:45:55,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:45:48" (2/3) ... [2023-04-02 10:45:55,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7443a36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:45:55, skipping insertion in model container [2023-04-02 10:45:55,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:45:55" (3/3) ... [2023-04-02 10:45:55,464 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-04-02 10:45:55,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:45:55,478 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:45:55,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:45:55,565 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6306ee6d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:45:55,565 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:45:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 2543 states, 1727 states have (on average 1.38332368268674) internal successors, (2389), 1768 states have internal predecessors, (2389), 636 states have call successors, (636), 177 states have call predecessors, (636), 176 states have return successors, (630), 622 states have call predecessors, (630), 630 states have call successors, (630) [2023-04-02 10:45:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-04-02 10:45:55,607 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:45:55,608 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2023-04-02 10:45:55,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:45:55,613 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:45:55,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1666896170, now seen corresponding path program 1 times [2023-04-02 10:45:55,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:45:55,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435000133] [2023-04-02 10:45:55,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:45:55,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:45:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:45:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:45:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:45:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:45:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:45:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:45:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:45:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:45:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 10:45:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:45:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 10:45:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-04-02 10:45:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:45:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:45:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 10:45:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-04-02 10:45:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 10:45:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-04-02 10:45:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:45:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:45:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-04-02 10:45:56,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:45:56,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435000133] [2023-04-02 10:45:56,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435000133] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:45:56,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:45:56,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 10:45:56,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198425560] [2023-04-02 10:45:56,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:45:56,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 10:45:56,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:45:56,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 10:45:56,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-04-02 10:45:56,739 INFO L87 Difference]: Start difference. First operand has 2543 states, 1727 states have (on average 1.38332368268674) internal successors, (2389), 1768 states have internal predecessors, (2389), 636 states have call successors, (636), 177 states have call predecessors, (636), 176 states have return successors, (630), 622 states have call predecessors, (630), 630 states have call successors, (630) Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 10:46:13,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:46:15,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:46:16,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:46:16,863 INFO L93 Difference]: Finished difference Result 5543 states and 8194 transitions. [2023-04-02 10:46:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 10:46:16,868 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 180 [2023-04-02 10:46:16,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:46:16,905 INFO L225 Difference]: With dead ends: 5543 [2023-04-02 10:46:16,905 INFO L226 Difference]: Without dead ends: 2986 [2023-04-02 10:46:16,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2023-04-02 10:46:16,925 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 5721 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 7974 mSolverCounterSat, 3668 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6124 SdHoareTripleChecker+Valid, 813 SdHoareTripleChecker+Invalid, 11643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3668 IncrementalHoareTripleChecker+Valid, 7974 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2023-04-02 10:46:16,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6124 Valid, 813 Invalid, 11643 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3668 Valid, 7974 Invalid, 1 Unknown, 0 Unchecked, 18.5s Time] [2023-04-02 10:46:16,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2986 states. [2023-04-02 10:46:17,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2986 to 2500. [2023-04-02 10:46:17,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2500 states, 1706 states have (on average 1.3645955451348182) internal successors, (2328), 1739 states have internal predecessors, (2328), 624 states have call successors, (624), 171 states have call predecessors, (624), 169 states have return successors, (622), 614 states have call predecessors, (622), 622 states have call successors, (622) [2023-04-02 10:46:17,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2500 states and 3574 transitions. [2023-04-02 10:46:17,532 INFO L78 Accepts]: Start accepts. Automaton has 2500 states and 3574 transitions. Word has length 180 [2023-04-02 10:46:17,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:46:17,534 INFO L495 AbstractCegarLoop]: Abstraction has 2500 states and 3574 transitions. [2023-04-02 10:46:17,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 2 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 10:46:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3574 transitions. [2023-04-02 10:46:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-04-02 10:46:17,549 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:46:17,549 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2023-04-02 10:46:17,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:46:17,550 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:46:17,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:46:17,550 INFO L85 PathProgramCache]: Analyzing trace with hash -193213346, now seen corresponding path program 1 times [2023-04-02 10:46:17,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:46:17,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428298547] [2023-04-02 10:46:17,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:46:17,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:46:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:46:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:46:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:46:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:46:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 10:46:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 10:46:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-04-02 10:46:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 10:46:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-04-02 10:46:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 10:46:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-04-02 10:46:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 10:46:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-04-02 10:46:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-04-02 10:46:18,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:46:18,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428298547] [2023-04-02 10:46:18,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428298547] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:46:18,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:46:18,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 10:46:18,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765763221] [2023-04-02 10:46:18,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:46:18,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 10:46:18,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:46:18,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 10:46:18,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-04-02 10:46:18,314 INFO L87 Difference]: Start difference. First operand 2500 states and 3574 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 10:46:42,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:46:43,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:46:43,976 INFO L93 Difference]: Finished difference Result 7870 states and 11390 transitions. [2023-04-02 10:46:43,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 10:46:43,977 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 180 [2023-04-02 10:46:43,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:46:44,012 INFO L225 Difference]: With dead ends: 7870 [2023-04-02 10:46:44,012 INFO L226 Difference]: Without dead ends: 5396 [2023-04-02 10:46:44,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2023-04-02 10:46:44,025 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 16698 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 9493 mSolverCounterSat, 10652 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17121 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 20145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10652 IncrementalHoareTripleChecker+Valid, 9493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2023-04-02 10:46:44,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17121 Valid, 671 Invalid, 20145 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10652 Valid, 9493 Invalid, 0 Unknown, 0 Unchecked, 23.4s Time] [2023-04-02 10:46:44,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5396 states. [2023-04-02 10:46:44,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5396 to 4516. [2023-04-02 10:46:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4516 states, 3113 states have (on average 1.3742370703501445) internal successors, (4278), 3173 states have internal predecessors, (4278), 1111 states have call successors, (1111), 293 states have call predecessors, (1111), 291 states have return successors, (1109), 1094 states have call predecessors, (1109), 1109 states have call successors, (1109) [2023-04-02 10:46:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 4516 states and 6498 transitions. [2023-04-02 10:46:44,975 INFO L78 Accepts]: Start accepts. Automaton has 4516 states and 6498 transitions. Word has length 180 [2023-04-02 10:46:44,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:46:44,976 INFO L495 AbstractCegarLoop]: Abstraction has 4516 states and 6498 transitions. [2023-04-02 10:46:44,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 8 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-02 10:46:44,977 INFO L276 IsEmpty]: Start isEmpty. Operand 4516 states and 6498 transitions. [2023-04-02 10:46:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-04-02 10:46:44,993 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:46:44,994 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:46:44,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:46:44,994 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:46:44,994 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:46:44,995 INFO L85 PathProgramCache]: Analyzing trace with hash 238720973, now seen corresponding path program 1 times [2023-04-02 10:46:44,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:46:44,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018504863] [2023-04-02 10:46:44,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:46:44,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:46:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:46:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:46:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:46:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:46:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 10:46:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 10:46:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-04-02 10:46:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 10:46:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:46:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 10:46:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 10:46:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:46:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 10:46:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-04-02 10:46:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-04-02 10:46:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:46:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:46:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-04-02 10:46:45,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:46:45,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018504863] [2023-04-02 10:46:45,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018504863] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:46:45,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:46:45,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 10:46:45,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734359611] [2023-04-02 10:46:45,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:46:45,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 10:46:45,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:46:45,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 10:46:45,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-04-02 10:46:45,824 INFO L87 Difference]: Start difference. First operand 4516 states and 6498 transitions. Second operand has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (32), 10 states have call predecessors, (32), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-04-02 10:47:02,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:47:03,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:47:05,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:47:05,297 INFO L93 Difference]: Finished difference Result 5391 states and 7840 transitions. [2023-04-02 10:47:05,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 10:47:05,297 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (32), 10 states have call predecessors, (32), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 225 [2023-04-02 10:47:05,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:47:05,329 INFO L225 Difference]: With dead ends: 5391 [2023-04-02 10:47:05,329 INFO L226 Difference]: Without dead ends: 5388 [2023-04-02 10:47:05,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2023-04-02 10:47:05,333 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 8078 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 11306 mSolverCounterSat, 5012 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8481 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 16318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5012 IncrementalHoareTripleChecker+Valid, 11306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2023-04-02 10:47:05,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8481 Valid, 811 Invalid, 16318 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5012 Valid, 11306 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2023-04-02 10:47:05,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5388 states. [2023-04-02 10:47:06,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5388 to 4517. [2023-04-02 10:47:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4517 states, 3114 states have (on average 1.3741168914579318) internal successors, (4279), 3174 states have internal predecessors, (4279), 1111 states have call successors, (1111), 293 states have call predecessors, (1111), 291 states have return successors, (1109), 1094 states have call predecessors, (1109), 1109 states have call successors, (1109) [2023-04-02 10:47:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 4517 states and 6499 transitions. [2023-04-02 10:47:06,294 INFO L78 Accepts]: Start accepts. Automaton has 4517 states and 6499 transitions. Word has length 225 [2023-04-02 10:47:06,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:47:06,295 INFO L495 AbstractCegarLoop]: Abstraction has 4517 states and 6499 transitions. [2023-04-02 10:47:06,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (32), 10 states have call predecessors, (32), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-04-02 10:47:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 4517 states and 6499 transitions. [2023-04-02 10:47:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-04-02 10:47:06,311 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:47:06,311 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:47:06,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 10:47:06,312 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:47:06,312 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:47:06,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1266358802, now seen corresponding path program 1 times [2023-04-02 10:47:06,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:47:06,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944326913] [2023-04-02 10:47:06,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:47:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:47:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:47:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:47:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:47:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:47:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 10:47:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 10:47:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-04-02 10:47:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 10:47:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:47:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 10:47:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-02 10:47:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:47:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-04-02 10:47:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-04-02 10:47:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-04-02 10:47:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:47:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:47:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-04-02 10:47:07,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:47:07,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944326913] [2023-04-02 10:47:07,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944326913] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:47:07,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:47:07,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 10:47:07,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810337836] [2023-04-02 10:47:07,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:47:07,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 10:47:07,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:47:07,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 10:47:07,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-04-02 10:47:07,469 INFO L87 Difference]: Start difference. First operand 4517 states and 6499 transitions. Second operand has 12 states, 12 states have (on average 8.75) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (32), 11 states have call predecessors, (32), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:47:34,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:47:36,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:47:39,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:47:39,500 INFO L93 Difference]: Finished difference Result 13580 states and 19892 transitions. [2023-04-02 10:47:39,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-02 10:47:39,501 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.75) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (32), 11 states have call predecessors, (32), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 227 [2023-04-02 10:47:39,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:47:39,504 INFO L225 Difference]: With dead ends: 13580 [2023-04-02 10:47:39,504 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 10:47:39,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=170, Invalid=382, Unknown=0, NotChecked=0, Total=552 [2023-04-02 10:47:39,555 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 9382 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 21869 mSolverCounterSat, 6156 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9749 SdHoareTripleChecker+Valid, 907 SdHoareTripleChecker+Invalid, 28027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6156 IncrementalHoareTripleChecker+Valid, 21869 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2023-04-02 10:47:39,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9749 Valid, 907 Invalid, 28027 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6156 Valid, 21869 Invalid, 2 Unknown, 0 Unchecked, 28.9s Time] [2023-04-02 10:47:39,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 10:47:39,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 10:47:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 10:47:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 10:47:39,559 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2023-04-02 10:47:39,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:47:39,559 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 10:47:39,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.75) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (32), 11 states have call predecessors, (32), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-04-02 10:47:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 10:47:39,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 10:47:39,562 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 10:47:39,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 10:47:39,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.