/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/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 13:44:31,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 13:44:31,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 13:44:31,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 13:44:31,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 13:44:31,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 13:44:31,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 13:44:31,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 13:44:31,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 13:44:32,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 13:44:32,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 13:44:32,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 13:44:32,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 13:44:32,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 13:44:32,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 13:44:32,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 13:44:32,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 13:44:32,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 13:44:32,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 13:44:32,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 13:44:32,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 13:44:32,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 13:44:32,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 13:44:32,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 13:44:32,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 13:44:32,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 13:44:32,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 13:44:32,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 13:44:32,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 13:44:32,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 13:44:32,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 13:44:32,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 13:44:32,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 13:44:32,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 13:44:32,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 13:44:32,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 13:44:32,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 13:44:32,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 13:44:32,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 13:44:32,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 13:44:32,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 13:44:32,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 13:44:32,049 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 13:44:32,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 13:44:32,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 13:44:32,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 13:44:32,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 13:44:32,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 13:44:32,051 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 13:44:32,051 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 13:44:32,051 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 13:44:32,051 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 13:44:32,051 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 13:44:32,052 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 13:44:32,052 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 13:44:32,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 13:44:32,053 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 13:44:32,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:44:32,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 13:44:32,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 13:44:32,055 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 13:44:32,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 13:44:32,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 13:44:32,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 13:44:32,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 13:44:32,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 13:44:32,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 13:44:32,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 13:44:32,267 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 13:44:32,268 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 13:44:32,268 INFO L432 ainManager$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-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i [2023-04-01 13:44:33,217 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 13:44:33,590 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 13:44:33,590 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i [2023-04-01 13:44:33,628 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a4d2552/fd485d8efd0a454ba66f1ea8530049f0/FLAG06e220153 [2023-04-01 13:44:33,640 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a4d2552/fd485d8efd0a454ba66f1ea8530049f0 [2023-04-01 13:44:33,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 13:44:33,644 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 13:44:33,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 13:44:33,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 13:44:33,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 13:44:33,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:44:33" (1/1) ... [2023-04-01 13:44:33,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1938646f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:33, skipping insertion in model container [2023-04-01 13:44:33,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:44:33" (1/1) ... [2023-04-01 13:44:33,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 13:44:33,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 13:44:34,978 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-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i[277952,277965] [2023-04-01 13:44:35,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:44:35,176 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 13:44:35,406 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-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i[277952,277965] [2023-04-01 13:44:35,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:44:35,457 WARN L667 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 13:44:35,462 INFO L208 MainTranslator]: Completed translation [2023-04-01 13:44:35,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35 WrapperNode [2023-04-01 13:44:35,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 13:44:35,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 13:44:35,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 13:44:35,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 13:44:35,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 13:44:35,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 13:44:35,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 13:44:35,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 13:44:35,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (1/1) ... [2023-04-01 13:44:35,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:44:35,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:44:35,749 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) [2023-04-01 13:44:35,750 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 [2023-04-01 13:44:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 13:44:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 13:44:35,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 13:44:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_domain_nr [2023-04-01 13:44:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-01 13:44:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_syscall_down [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_reply [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_taskmgmt_reply [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_do_taskmgmt [2023-04-01 13:44:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_timeout_expired [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_ioc_reset [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_event_process [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_fasync [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __mptctl_ioctl [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_ioctl [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_do_reset [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_fw_download [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_do_fw_download [2023-04-01 13:44:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kbuf_alloc_2_sgl [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_sgl [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_getiocinfo [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_gettargetinfo [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_readtest [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_eventquery [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_eventenable [2023-04-01 13:44:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_eventreport [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_replace_fw [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_mpt_command [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_do_mpt_command [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_hp_hostinfo [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_hp_targetinfo [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_mptfwxfer_ioctl [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_mpt_command [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_mpctl_ioctl [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_probe [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_remove [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_init [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mptctl_exit [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_mpt_pci_driver_1 [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 13:44:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2023-04-01 13:44:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_12 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_13 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2023-04-01 13:44:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_24 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2023-04-01 13:44:35,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_32 [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_33 [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_34 [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_35 [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-01 13:44:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-01 13:44:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-01 13:44:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-01 13:44:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-01 13:44:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-01 13:44:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-01 13:44:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-01 13:44:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-01 13:44:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-01 13:44:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-01 13:44:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-01 13:44:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mpctl_mutex [2023-04-01 13:44:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mpctl_mutex [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mpctl_mutex [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-01 13:44:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-04-01 13:44:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_2 [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_GetIocState [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_HardResetHandler [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_Soft_Hard_ResetHandler [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_alloc_fw_memory [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_clear_taskmgmt_in_progress_flag [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_config [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_deregister [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_device_driver_deregister [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_device_driver_register [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_event_deregister [2023-04-01 13:44:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_event_register [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_fw_memory [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_msg_frame [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_msg_frame [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_halt_firmware [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_put_msg_frame [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_put_msg_frame_hi_pri [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_register [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_reset_deregister [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_reset_register [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_send_handshake_request [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_set_taskmgmt_in_progress_flag [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_verify_adapter [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 13:44:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-04-01 13:44:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 13:44:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 13:44:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 13:44:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-04-01 13:44:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_12 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2023-04-01 13:44:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_24 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-01 13:44:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_13 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-01 13:44:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpctl_mutex [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpctl_mutex [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of__MPT_MGMT [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-04-01 13:44:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_mpt_pci_driver_1 [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_domain_nr [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-01 13:44:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_32 [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_33 [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_34 [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_35 [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-04-01 13:44:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_register [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_deregister [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_event_register [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_event_deregister [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_reset_register [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_reset_deregister [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_device_driver_register [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_device_driver_deregister [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_msg_frame [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_msg_frame [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_put_msg_frame [2023-04-01 13:44:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_put_msg_frame_hi_pri [2023-04-01 13:44:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_send_handshake_request [2023-04-01 13:44:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_verify_adapter [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_GetIocState [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_HardResetHandler [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_Soft_Hard_ResetHandler [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_config [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_alloc_fw_memory [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_fw_memory [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_set_taskmgmt_in_progress_flag [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_clear_taskmgmt_in_progress_flag [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_halt_firmware [2023-04-01 13:44:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_fw_download [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_getiocinfo [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_gettargetinfo [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_readtest [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_mpt_command [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_eventquery [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_eventenable [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_eventreport [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_replace_fw [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_do_reset [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_hp_hostinfo [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_hp_targetinfo [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_probe [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_remove [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure compat_mpctl_ioctl [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_do_mpt_command [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_do_fw_download [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure kbuf_alloc_2_sgl [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_sgl [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_ioc_reset [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_event_process [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_syscall_down [2023-04-01 13:44:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_reply [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_taskmgmt_reply [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_do_taskmgmt [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_timeout_expired [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_fasync [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure __mptctl_ioctl [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_ioctl [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure compat_mptfwxfer_ioctl [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure compat_mpt_command [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_init [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure mptctl_exit [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_2 [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2023-04-01 13:44:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 13:44:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 13:44:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 13:44:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-01 13:44:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mpctl_mutex [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of__MPT_MGMT [2023-04-01 13:44:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of__MPT_MGMT [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 13:44:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 13:44:36,581 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 13:44:36,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 13:44:36,737 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 13:44:43,667 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 13:44:45,669 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 13:44:45,669 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 13:44:45,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:44:45 BoogieIcfgContainer [2023-04-01 13:44:45,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 13:44:45,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 13:44:45,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 13:44:45,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 13:44:45,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:44:33" (1/3) ... [2023-04-01 13:44:45,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c31182f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:44:45, skipping insertion in model container [2023-04-01 13:44:45,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:44:35" (2/3) ... [2023-04-01 13:44:45,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c31182f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:44:45, skipping insertion in model container [2023-04-01 13:44:45,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:44:45" (3/3) ... [2023-04-01 13:44:45,681 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--message--fusion--mptctl.ko-entry_point.cil.out.i [2023-04-01 13:44:45,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 13:44:45,695 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 13:44:45,773 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 13:44:45,780 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=FINITE_AUTOMATA, 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;@68a848e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 13:44:45,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 13:44:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 1897 states, 1128 states have (on average 1.2845744680851063) internal successors, (1449), 1158 states have internal predecessors, (1449), 544 states have call successors, (544), 166 states have call predecessors, (544), 165 states have return successors, (539), 538 states have call predecessors, (539), 539 states have call successors, (539) [2023-04-01 13:44:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-04-01 13:44:45,798 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:44:45,798 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:44:45,799 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:44:45,802 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:44:45,802 INFO L85 PathProgramCache]: Analyzing trace with hash -65692312, now seen corresponding path program 1 times [2023-04-01 13:44:45,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:44:45,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946744468] [2023-04-01 13:44:45,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:44:45,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:44:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:44:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-04-01 13:44:46,315 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:44:46,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946744468] [2023-04-01 13:44:46,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946744468] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:44:46,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:44:46,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:44:46,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618959175] [2023-04-01 13:44:46,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:44:46,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:44:46,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:44:46,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:44:46,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:44:46,354 INFO L87 Difference]: Start difference. First operand has 1897 states, 1128 states have (on average 1.2845744680851063) internal successors, (1449), 1158 states have internal predecessors, (1449), 544 states have call successors, (544), 166 states have call predecessors, (544), 165 states have return successors, (539), 538 states have call predecessors, (539), 539 states have call successors, (539) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-04-01 13:44:48,716 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 [] [2023-04-01 13:44:50,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:44:52,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:44:54,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:44:54,302 INFO L93 Difference]: Finished difference Result 3301 states and 4601 transitions. [2023-04-01 13:44:54,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:44:54,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 108 [2023-04-01 13:44:54,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:44:54,339 INFO L225 Difference]: With dead ends: 3301 [2023-04-01 13:44:54,339 INFO L226 Difference]: Without dead ends: 1710 [2023-04-01 13:44:54,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:44:54,355 INFO L413 NwaCegarLoop]: 1991 mSDtfsCounter, 215 mSDsluCounter, 1883 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 3874 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-04-01 13:44:54,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 3874 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 469 Invalid, 2 Unknown, 0 Unchecked, 7.8s Time] [2023-04-01 13:44:54,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2023-04-01 13:44:54,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1685. [2023-04-01 13:44:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1685 states, 1014 states have (on average 1.2909270216962525) internal successors, (1309), 1035 states have internal predecessors, (1309), 497 states have call successors, (497), 178 states have call predecessors, (497), 173 states have return successors, (486), 479 states have call predecessors, (486), 484 states have call successors, (486) [2023-04-01 13:44:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 2292 transitions. [2023-04-01 13:44:54,520 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 2292 transitions. Word has length 108 [2023-04-01 13:44:54,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:44:54,521 INFO L495 AbstractCegarLoop]: Abstraction has 1685 states and 2292 transitions. [2023-04-01 13:44:54,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-04-01 13:44:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2292 transitions. [2023-04-01 13:44:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-01 13:44:54,528 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:44:54,528 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 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] [2023-04-01 13:44:54,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 13:44:54,529 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:44:54,529 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:44:54,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1329551876, now seen corresponding path program 1 times [2023-04-01 13:44:54,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:44:54,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686274116] [2023-04-01 13:44:54,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:44:54,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:44:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:44:54,814 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-04-01 13:44:54,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:44:54,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686274116] [2023-04-01 13:44:54,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686274116] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:44:54,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:44:54,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:44:54,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969036053] [2023-04-01 13:44:54,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:44:54,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:44:54,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:44:54,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:44:54,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:44:54,820 INFO L87 Difference]: Start difference. First operand 1685 states and 2292 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-01 13:44:57,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:44:59,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:01,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:04,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:05,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:05,452 INFO L93 Difference]: Finished difference Result 4818 states and 6588 transitions. [2023-04-01 13:45:05,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:05,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 133 [2023-04-01 13:45:05,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:05,469 INFO L225 Difference]: With dead ends: 4818 [2023-04-01 13:45:05,469 INFO L226 Difference]: Without dead ends: 3174 [2023-04-01 13:45:05,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:05,475 INFO L413 NwaCegarLoop]: 1989 mSDtfsCounter, 2076 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2076 SdHoareTripleChecker+Valid, 3848 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:05,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2076 Valid, 3848 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 458 Invalid, 3 Unknown, 0 Unchecked, 10.5s Time] [2023-04-01 13:45:05,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2023-04-01 13:45:05,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3160. [2023-04-01 13:45:05,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 1931 states have (on average 1.296737441740031) internal successors, (2504), 1956 states have internal predecessors, (2504), 916 states have call successors, (916), 315 states have call predecessors, (916), 312 states have return successors, (905), 900 states have call predecessors, (905), 903 states have call successors, (905) [2023-04-01 13:45:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 4325 transitions. [2023-04-01 13:45:05,583 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 4325 transitions. Word has length 133 [2023-04-01 13:45:05,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:05,584 INFO L495 AbstractCegarLoop]: Abstraction has 3160 states and 4325 transitions. [2023-04-01 13:45:05,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-01 13:45:05,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 4325 transitions. [2023-04-01 13:45:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-04-01 13:45:05,587 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:05,587 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:05,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 13:45:05,587 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:05,587 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:05,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1766163975, now seen corresponding path program 1 times [2023-04-01 13:45:05,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:05,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232515515] [2023-04-01 13:45:05,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:05,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:05,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:05,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232515515] [2023-04-01 13:45:05,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232515515] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:05,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:05,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:05,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502651441] [2023-04-01 13:45:05,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:05,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:05,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:05,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:05,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:05,832 INFO L87 Difference]: Start difference. First operand 3160 states and 4325 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:07,990 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 [] [2023-04-01 13:45:09,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:09,805 INFO L93 Difference]: Finished difference Result 3162 states and 4326 transitions. [2023-04-01 13:45:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:09,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 163 [2023-04-01 13:45:09,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:09,821 INFO L225 Difference]: With dead ends: 3162 [2023-04-01 13:45:09,821 INFO L226 Difference]: Without dead ends: 3159 [2023-04-01 13:45:09,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:09,824 INFO L413 NwaCegarLoop]: 1943 mSDtfsCounter, 2133 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2133 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:09,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2133 Valid, 1944 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 225 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2023-04-01 13:45:09,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3159 states. [2023-04-01 13:45:09,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3159 to 3159. [2023-04-01 13:45:09,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3159 states, 1931 states have (on average 1.2962195753495598) internal successors, (2503), 1955 states have internal predecessors, (2503), 915 states have call successors, (915), 315 states have call predecessors, (915), 312 states have return successors, (905), 900 states have call predecessors, (905), 903 states have call successors, (905) [2023-04-01 13:45:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 3159 states and 4323 transitions. [2023-04-01 13:45:09,990 INFO L78 Accepts]: Start accepts. Automaton has 3159 states and 4323 transitions. Word has length 163 [2023-04-01 13:45:09,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:09,990 INFO L495 AbstractCegarLoop]: Abstraction has 3159 states and 4323 transitions. [2023-04-01 13:45:09,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 4323 transitions. [2023-04-01 13:45:09,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-04-01 13:45:09,992 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:09,993 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:09,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 13:45:09,993 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:09,993 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:09,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1084409012, now seen corresponding path program 1 times [2023-04-01 13:45:09,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:09,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627297687] [2023-04-01 13:45:09,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:09,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:10,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:10,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627297687] [2023-04-01 13:45:10,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627297687] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:10,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:10,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:10,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112225836] [2023-04-01 13:45:10,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:10,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:10,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:10,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:10,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:10,157 INFO L87 Difference]: Start difference. First operand 3159 states and 4323 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:12,328 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 [] [2023-04-01 13:45:14,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:14,259 INFO L93 Difference]: Finished difference Result 3161 states and 4324 transitions. [2023-04-01 13:45:14,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:14,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 164 [2023-04-01 13:45:14,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:14,272 INFO L225 Difference]: With dead ends: 3161 [2023-04-01 13:45:14,272 INFO L226 Difference]: Without dead ends: 3158 [2023-04-01 13:45:14,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:14,274 INFO L413 NwaCegarLoop]: 1941 mSDtfsCounter, 2130 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2130 SdHoareTripleChecker+Valid, 1942 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:14,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2130 Valid, 1942 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 225 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2023-04-01 13:45:14,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3158 states. [2023-04-01 13:45:14,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3158 to 3158. [2023-04-01 13:45:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3158 states, 1931 states have (on average 1.2957017089590885) internal successors, (2502), 1954 states have internal predecessors, (2502), 914 states have call successors, (914), 315 states have call predecessors, (914), 312 states have return successors, (905), 900 states have call predecessors, (905), 903 states have call successors, (905) [2023-04-01 13:45:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 3158 states and 4321 transitions. [2023-04-01 13:45:14,412 INFO L78 Accepts]: Start accepts. Automaton has 3158 states and 4321 transitions. Word has length 164 [2023-04-01 13:45:14,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:14,414 INFO L495 AbstractCegarLoop]: Abstraction has 3158 states and 4321 transitions. [2023-04-01 13:45:14,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 4321 transitions. [2023-04-01 13:45:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-04-01 13:45:14,415 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:14,415 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:14,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 13:45:14,416 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:14,416 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:14,416 INFO L85 PathProgramCache]: Analyzing trace with hash 742146474, now seen corresponding path program 1 times [2023-04-01 13:45:14,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:14,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801004182] [2023-04-01 13:45:14,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:14,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:14,638 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:14,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801004182] [2023-04-01 13:45:14,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801004182] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:14,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:14,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:14,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640535379] [2023-04-01 13:45:14,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:14,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:14,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:14,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:14,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:14,639 INFO L87 Difference]: Start difference. First operand 3158 states and 4321 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:16,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:18,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:22,735 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 [] [2023-04-01 13:45:23,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:23,610 INFO L93 Difference]: Finished difference Result 3186 states and 4344 transitions. [2023-04-01 13:45:23,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:23,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2023-04-01 13:45:23,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:23,623 INFO L225 Difference]: With dead ends: 3186 [2023-04-01 13:45:23,623 INFO L226 Difference]: Without dead ends: 3182 [2023-04-01 13:45:23,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:23,626 INFO L413 NwaCegarLoop]: 1936 mSDtfsCounter, 310 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 3583 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:23,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 3583 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 415 Invalid, 3 Unknown, 0 Unchecked, 8.9s Time] [2023-04-01 13:45:23,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2023-04-01 13:45:23,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3180. [2023-04-01 13:45:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3180 states, 1943 states have (on average 1.2928461142563046) internal successors, (2512), 1964 states have internal predecessors, (2512), 916 states have call successors, (916), 323 states have call predecessors, (916), 320 states have return successors, (909), 904 states have call predecessors, (909), 907 states have call successors, (909) [2023-04-01 13:45:23,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 4337 transitions. [2023-04-01 13:45:23,805 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 4337 transitions. Word has length 165 [2023-04-01 13:45:23,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:23,805 INFO L495 AbstractCegarLoop]: Abstraction has 3180 states and 4337 transitions. [2023-04-01 13:45:23,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 4337 transitions. [2023-04-01 13:45:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-01 13:45:23,817 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:23,817 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:23,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 13:45:23,818 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:23,818 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:23,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1530796559, now seen corresponding path program 1 times [2023-04-01 13:45:23,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:23,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394075407] [2023-04-01 13:45:23,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:23,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:24,062 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:24,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394075407] [2023-04-01 13:45:24,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394075407] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:24,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:24,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:24,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415125010] [2023-04-01 13:45:24,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:24,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:24,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:24,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:24,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:24,064 INFO L87 Difference]: Start difference. First operand 3180 states and 4337 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:25,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:28,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:30,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:45:32,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:32,270 INFO L93 Difference]: Finished difference Result 8092 states and 11015 transitions. [2023-04-01 13:45:32,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:32,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 166 [2023-04-01 13:45:32,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:32,292 INFO L225 Difference]: With dead ends: 8092 [2023-04-01 13:45:32,292 INFO L226 Difference]: Without dead ends: 4953 [2023-04-01 13:45:32,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:32,303 INFO L413 NwaCegarLoop]: 2188 mSDtfsCounter, 1209 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 4013 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:32,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1209 Valid, 4013 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 482 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2023-04-01 13:45:32,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2023-04-01 13:45:32,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 4932. [2023-04-01 13:45:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4932 states, 3007 states have (on average 1.2833388759561024) internal successors, (3859), 3046 states have internal predecessors, (3859), 1386 states have call successors, (1386), 552 states have call predecessors, (1386), 538 states have return successors, (1418), 1353 states have call predecessors, (1418), 1370 states have call successors, (1418) [2023-04-01 13:45:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 4932 states and 6663 transitions. [2023-04-01 13:45:32,583 INFO L78 Accepts]: Start accepts. Automaton has 4932 states and 6663 transitions. Word has length 166 [2023-04-01 13:45:32,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:32,583 INFO L495 AbstractCegarLoop]: Abstraction has 4932 states and 6663 transitions. [2023-04-01 13:45:32,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 4932 states and 6663 transitions. [2023-04-01 13:45:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-04-01 13:45:32,586 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:32,586 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:32,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 13:45:32,586 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:32,586 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:32,587 INFO L85 PathProgramCache]: Analyzing trace with hash 209150285, now seen corresponding path program 1 times [2023-04-01 13:45:32,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:32,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794829908] [2023-04-01 13:45:32,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:32,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:32,765 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:32,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:32,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794829908] [2023-04-01 13:45:32,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794829908] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:32,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:32,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:32,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946159385] [2023-04-01 13:45:32,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:32,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:32,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:32,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:32,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:32,767 INFO L87 Difference]: Start difference. First operand 4932 states and 6663 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:35,535 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 [] [2023-04-01 13:45:37,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:45:37,079 INFO L93 Difference]: Finished difference Result 4934 states and 6664 transitions. [2023-04-01 13:45:37,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:45:37,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 167 [2023-04-01 13:45:37,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:45:37,099 INFO L225 Difference]: With dead ends: 4934 [2023-04-01 13:45:37,099 INFO L226 Difference]: Without dead ends: 4896 [2023-04-01 13:45:37,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:37,102 INFO L413 NwaCegarLoop]: 1936 mSDtfsCounter, 2121 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-04-01 13:45:37,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2121 Valid, 1937 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 224 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-04-01 13:45:37,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2023-04-01 13:45:37,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 4896. [2023-04-01 13:45:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4896 states, 2990 states have (on average 1.2826086956521738) internal successors, (3835), 3028 states have internal predecessors, (3835), 1375 states have call successors, (1375), 543 states have call predecessors, (1375), 530 states have return successors, (1409), 1344 states have call predecessors, (1409), 1361 states have call successors, (1409) [2023-04-01 13:45:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 4896 states and 6619 transitions. [2023-04-01 13:45:37,349 INFO L78 Accepts]: Start accepts. Automaton has 4896 states and 6619 transitions. Word has length 167 [2023-04-01 13:45:37,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:45:37,350 INFO L495 AbstractCegarLoop]: Abstraction has 4896 states and 6619 transitions. [2023-04-01 13:45:37,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-04-01 13:45:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4896 states and 6619 transitions. [2023-04-01 13:45:37,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-04-01 13:45:37,353 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:45:37,353 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 13:45:37,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 13:45:37,354 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:45:37,354 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:45:37,354 INFO L85 PathProgramCache]: Analyzing trace with hash 823798146, now seen corresponding path program 1 times [2023-04-01 13:45:37,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:45:37,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742484502] [2023-04-01 13:45:37,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:45:37,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:45:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:45:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-04-01 13:45:37,493 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:45:37,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742484502] [2023-04-01 13:45:37,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742484502] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:45:37,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:45:37,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:45:37,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593919811] [2023-04-01 13:45:37,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:45:37,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:45:37,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:45:37,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:45:37,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:45:37,496 INFO L87 Difference]: Start difference. First operand 4896 states and 6619 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27)