./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a800ce821f0027a37295e74d8d23d805ad4cea4862f5e6322de6c247d42f91b2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:26:08,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:26:08,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:26:08,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:26:08,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:26:08,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:26:08,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:26:08,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:26:08,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:26:08,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:26:08,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:26:08,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:26:08,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:26:08,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:26:08,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:26:08,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:26:08,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:26:08,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:26:08,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:26:08,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:26:08,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:26:08,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:26:08,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:26:08,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:26:08,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:26:08,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:26:08,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:26:08,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:26:08,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:26:08,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:26:08,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:26:08,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:26:08,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:26:08,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:26:08,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:26:08,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:26:08,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:26:08,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:26:08,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:26:08,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:26:08,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:26:08,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:26:08,192 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:26:08,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:26:08,193 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:26:08,193 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:26:08,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:26:08,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:26:08,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:26:08,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:26:08,195 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:26:08,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:26:08,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:26:08,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:26:08,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:26:08,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:26:08,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:26:08,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:26:08,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:26:08,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:26:08,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:26:08,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:26:08,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:26:08,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:26:08,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:26:08,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:26:08,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:26:08,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:26:08,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:26:08,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:26:08,200 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:26:08,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:26:08,200 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:26:08,200 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a800ce821f0027a37295e74d8d23d805ad4cea4862f5e6322de6c247d42f91b2 [2021-12-21 16:26:08,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:26:08,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:26:08,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:26:08,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:26:08,491 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:26:08,492 INFO L432 ainManager$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-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i [2021-12-21 16:26:08,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19665b9aa/8ef28e9ccd6a4b1292a4dad6278ae968/FLAGd5070d820 [2021-12-21 16:26:09,426 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:26:09,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i [2021-12-21 16:26:09,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19665b9aa/8ef28e9ccd6a4b1292a4dad6278ae968/FLAGd5070d820 [2021-12-21 16:26:09,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19665b9aa/8ef28e9ccd6a4b1292a4dad6278ae968 [2021-12-21 16:26:09,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:26:09,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:26:09,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:26:09,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:26:09,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:26:09,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:26:09" (1/1) ... [2021-12-21 16:26:09,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f8f9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:09, skipping insertion in model container [2021-12-21 16:26:09,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:26:09" (1/1) ... [2021-12-21 16:26:09,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:26:10,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:26:13,440 WARN L230 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-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i[442757,442770] [2021-12-21 16:26:13,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:26:13,601 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:26:14,182 WARN L230 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-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i[442757,442770] [2021-12-21 16:26:14,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:26:14,285 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:26:14,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14 WrapperNode [2021-12-21 16:26:14,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:26:14,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:26:14,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:26:14,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:26:14,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,681 INFO L137 Inliner]: procedures = 318, calls = 5137, calls flagged for inlining = 114, calls inlined = 104, statements flattened = 10190 [2021-12-21 16:26:14,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:26:14,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:26:14,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:26:14,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:26:14,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:14,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:15,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:15,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:15,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:26:15,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:26:15,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:26:15,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:26:15,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (1/1) ... [2021-12-21 16:26:15,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:26:15,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:26:15,233 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) [2021-12-21 16:26:15,254 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 [2021-12-21 16:26:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-12-21 16:26:15,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-12-21 16:26:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-21 16:26:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-21 16:26:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:26:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:26:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:26:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:26:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 16:26:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 16:26:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-12-21 16:26:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-12-21 16:26:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_iocinfo_proc_open [2021-12-21 16:26:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_iocinfo_proc_open [2021-12-21 16:26:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_Soft_Hard_ResetHandler [2021-12-21 16:26:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_Soft_Hard_ResetHandler [2021-12-21 16:26:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-21 16:26:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-21 16:26:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:26:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:26:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-21 16:26:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-21 16:26:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-21 16:26:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-21 16:26:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_GetIocState [2021-12-21 16:26:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_GetIocState [2021-12-21 16:26:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-12-21 16:26:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-12-21 16:26:15,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-21 16:26:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-21 16:26:15,281 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-21 16:26:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-21 16:26:15,281 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 16:26:15,282 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 16:26:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:26:15,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:26:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:26:15,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:26:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure KickStart [2021-12-21 16:26:15,283 INFO L138 BoogieDeclarations]: Found implementation of procedure KickStart [2021-12-21 16:26:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-21 16:26:15,283 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-21 16:26:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_readScsiDevicePageHeaders [2021-12-21 16:26:15,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_readScsiDevicePageHeaders [2021-12-21 16:26:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-21 16:26:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-21 16:26:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:26:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:26:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_manufacturing_pg_0 [2021-12-21 16:26:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_manufacturing_pg_0 [2021-12-21 16:26:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:26:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:26:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_put_msg_frame [2021-12-21 16:26:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_put_msg_frame [2021-12-21 16:26:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure WaitForDoorbellAck [2021-12-21 16:26:15,286 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitForDoorbellAck [2021-12-21 16:26:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_3 [2021-12-21 16:26:15,287 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_3 [2021-12-21 16:26:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_4 [2021-12-21 16:26:15,287 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_4 [2021-12-21 16:26:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-21 16:26:15,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-21 16:26:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-21 16:26:15,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-21 16:26:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 16:26:15,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 16:26:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_1 [2021-12-21 16:26:15,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_1 [2021-12-21 16:26:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_signal_reset [2021-12-21 16:26:15,289 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_signal_reset [2021-12-21 16:26:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure PrimeIocFifos [2021-12-21 16:26:15,289 INFO L138 BoogieDeclarations]: Found implementation of procedure PrimeIocFifos [2021-12-21 16:26:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:26:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 16:26:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 16:26:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2021-12-21 16:26:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2021-12-21 16:26:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_raid_phys_disk_pg0 [2021-12-21 16:26:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_raid_phys_disk_pg0 [2021-12-21 16:26:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure MakeIocReady [2021-12-21 16:26:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure MakeIocReady [2021-12-21 16:26:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:26:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 16:26:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 16:26:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-12-21 16:26:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-12-21 16:26:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_inactive_raid_list_free [2021-12-21 16:26:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_inactive_raid_list_free [2021-12-21 16:26:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_HardResetHandler [2021-12-21 16:26:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_HardResetHandler [2021-12-21 16:26:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-12-21 16:26:15,293 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-12-21 16:26:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:26:15,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:26:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:26:15,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:26:15,295 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_fw_memory [2021-12-21 16:26:15,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_fw_memory [2021-12-21 16:26:15,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:26:15,295 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-21 16:26:15,296 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-21 16:26:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:26:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2021-12-21 16:26:15,296 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2021-12-21 16:26:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure SendIocInit [2021-12-21 16:26:15,296 INFO L138 BoogieDeclarations]: Found implementation of procedure SendIocInit [2021-12-21 16:26:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-21 16:26:15,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-21 16:26:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-21 16:26:15,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-21 16:26:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-12-21 16:26:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure SendIocReset [2021-12-21 16:26:15,298 INFO L138 BoogieDeclarations]: Found implementation of procedure SendIocReset [2021-12-21 16:26:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-21 16:26:15,298 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-21 16:26:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-21 16:26:15,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-21 16:26:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 16:26:15,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 16:26:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 16:26:15,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 16:26:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_alloc_fw_memory [2021-12-21 16:26:15,302 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_alloc_fw_memory [2021-12-21 16:26:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-21 16:26:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-21 16:26:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_SoftResetHandler [2021-12-21 16:26:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_SoftResetHandler [2021-12-21 16:26:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-21 16:26:15,310 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-21 16:26:15,310 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-21 16:26:15,311 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-21 16:26:15,311 INFO L130 BoogieDeclarations]: Found specification of procedure mptbase_sas_persist_operation [2021-12-21 16:26:15,311 INFO L138 BoogieDeclarations]: Found implementation of procedure mptbase_sas_persist_operation [2021-12-21 16:26:15,311 INFO L130 BoogieDeclarations]: Found specification of procedure GetIoUnitPage2 [2021-12-21 16:26:15,311 INFO L138 BoogieDeclarations]: Found implementation of procedure GetIoUnitPage2 [2021-12-21 16:26:15,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-21 16:26:15,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-21 16:26:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:26:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure SendEventNotification [2021-12-21 16:26:15,312 INFO L138 BoogieDeclarations]: Found implementation of procedure SendEventNotification [2021-12-21 16:26:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure WaitForDoorbellInt [2021-12-21 16:26:15,312 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitForDoorbellInt [2021-12-21 16:26:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-21 16:26:15,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-21 16:26:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-21 16:26:15,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-21 16:26:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-21 16:26:15,313 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-21 16:26:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:26:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-21 16:26:15,313 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-21 16:26:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_selected_regions [2021-12-21 16:26:15,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_selected_regions [2021-12-21 16:26:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_cb_idx [2021-12-21 16:26:15,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_cb_idx [2021-12-21 16:26:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:26:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_halt_firmware [2021-12-21 16:26:15,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_halt_firmware [2021-12-21 16:26:15,314 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_inactive_raid_volumes [2021-12-21 16:26:15,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_inactive_raid_volumes [2021-12-21 16:26:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-12-21 16:26:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-12-21 16:26:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 16:26:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 16:26:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_diag_reset [2021-12-21 16:26:15,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_diag_reset [2021-12-21 16:26:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_handshake_req_reply_wait [2021-12-21 16:26:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_handshake_req_reply_wait [2021-12-21 16:26:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-21 16:26:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-21 16:26:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_summary_proc_open [2021-12-21 16:26:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_summary_proc_open [2021-12-21 16:26:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure MptDisplayIocCapabilities [2021-12-21 16:26:15,316 INFO L138 BoogieDeclarations]: Found implementation of procedure MptDisplayIocCapabilities [2021-12-21 16:26:15,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-21 16:26:15,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-21 16:26:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:26:15,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:26:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 16:26:15,317 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 16:26:15,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 16:26:15,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 16:26:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-21 16:26:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-21 16:26:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:26:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 16:26:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 16:26:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-21 16:26:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-12-21 16:26:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-21 16:26:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-21 16:26:15,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-21 16:26:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-21 16:26:15,319 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2021-12-21 16:26:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2021-12-21 16:26:15,319 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_fault_reset_work [2021-12-21 16:26:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_fault_reset_work [2021-12-21 16:26:15,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_13 [2021-12-21 16:26:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_13 [2021-12-21 16:26:15,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_12 [2021-12-21 16:26:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_12 [2021-12-21 16:26:15,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-21 16:26:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-21 16:26:15,320 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2021-12-21 16:26:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2021-12-21 16:26:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:26:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_version_proc_open [2021-12-21 16:26:15,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_version_proc_open [2021-12-21 16:26:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_detach [2021-12-21 16:26:15,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_detach [2021-12-21 16:26:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-21 16:26:15,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-21 16:26:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-21 16:26:15,322 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-21 16:26:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-21 16:26:15,322 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-21 16:26:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 16:26:15,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 16:26:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:26:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure GetIocFacts [2021-12-21 16:26:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure GetIocFacts [2021-12-21 16:26:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 16:26:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 16:26:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure seq_mpt_print_ioc_summary [2021-12-21 16:26:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_mpt_print_ioc_summary [2021-12-21 16:26:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:26:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 16:26:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_msg_frame [2021-12-21 16:26:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_msg_frame [2021-12-21 16:26:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_downloadboot [2021-12-21 16:26:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_downloadboot [2021-12-21 16:26:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-21 16:26:15,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-21 16:26:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_do_ioc_recovery [2021-12-21 16:26:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_do_ioc_recovery [2021-12-21 16:26:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:26:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:26:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure GetLanConfigPages [2021-12-21 16:26:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure GetLanConfigPages [2021-12-21 16:26:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-12-21 16:26:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-12-21 16:26:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-12-21 16:26:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-12-21 16:26:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_fw_exp_ver [2021-12-21 16:26:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_fw_exp_ver [2021-12-21 16:26:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_findImVolumes [2021-12-21 16:26:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_findImVolumes [2021-12-21 16:26:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-21 16:26:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-21 16:26:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_GetScsiPortSettings [2021-12-21 16:26:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_GetScsiPortSettings [2021-12-21 16:26:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-21 16:26:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-21 16:26:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:26:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-21 16:26:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-21 16:26:15,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-21 16:26:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_attach [2021-12-21 16:26:15,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_attach [2021-12-21 16:26:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-21 16:26:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-21 16:26:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 16:26:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 16:26:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_mapresources [2021-12-21 16:26:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_mapresources [2021-12-21 16:26:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-21 16:26:15,333 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-21 16:26:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:26:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_io_access [2021-12-21 16:26:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_io_access [2021-12-21 16:26:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2021-12-21 16:26:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2021-12-21 16:26:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-21 16:26:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:26:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:26:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_msg_frame [2021-12-21 16:26:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_msg_frame [2021-12-21 16:26:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_config [2021-12-21 16:26:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_config [2021-12-21 16:26:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:26:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:26:16,364 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:26:16,367 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:26:16,500 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:26:26,016 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:26:26,054 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:26:26,055 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-12-21 16:26:26,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:26:26 BoogieIcfgContainer [2021-12-21 16:26:26,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:26:26,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:26:26,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:26:26,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:26:26,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:26:09" (1/3) ... [2021-12-21 16:26:26,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48381ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:26:26, skipping insertion in model container [2021-12-21 16:26:26,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:26:14" (2/3) ... [2021-12-21 16:26:26,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48381ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:26:26, skipping insertion in model container [2021-12-21 16:26:26,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:26:26" (3/3) ... [2021-12-21 16:26:26,070 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i [2021-12-21 16:26:26,075 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:26:26,075 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:26:26,143 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:26:26,151 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 16:26:26,152 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:26:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand has 3503 states, 2684 states have (on average 1.4631147540983607) internal successors, (3927), 2757 states have internal predecessors, (3927), 694 states have call successors, (694), 131 states have call predecessors, (694), 130 states have return successors, (685), 674 states have call predecessors, (685), 685 states have call successors, (685) [2021-12-21 16:26:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-12-21 16:26:26,263 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:26:26,265 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:26:26,265 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:26:26,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:26:26,270 INFO L85 PathProgramCache]: Analyzing trace with hash -899655726, now seen corresponding path program 1 times [2021-12-21 16:26:26,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:26:26,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079285946] [2021-12-21 16:26:26,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:26:26,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:26:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:26:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:26:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:26:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:26:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:26:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:26:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:26:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:26:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-21 16:26:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-21 16:26:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-21 16:26:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-21 16:26:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-21 16:26:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-21 16:26:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-21 16:26:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-21 16:26:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-21 16:26:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-21 16:26:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 16:26:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-21 16:26:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2021-12-21 16:26:27,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:26:27,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079285946] [2021-12-21 16:26:27,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079285946] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:26:27,864 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:26:27,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:26:27,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101205201] [2021-12-21 16:26:27,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:26:27,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:26:27,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:26:27,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:26:27,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:26:27,902 INFO L87 Difference]: Start difference. First operand has 3503 states, 2684 states have (on average 1.4631147540983607) internal successors, (3927), 2757 states have internal predecessors, (3927), 694 states have call successors, (694), 131 states have call predecessors, (694), 130 states have return successors, (685), 674 states have call predecessors, (685), 685 states have call successors, (685) Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-21 16:26:38,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:26:40,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:26:40,131 INFO L93 Difference]: Finished difference Result 7782 states and 12220 transitions. [2021-12-21 16:26:40,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:26:40,134 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 259 [2021-12-21 16:26:40,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:26:40,204 INFO L225 Difference]: With dead ends: 7782 [2021-12-21 16:26:40,205 INFO L226 Difference]: Without dead ends: 4265 [2021-12-21 16:26:40,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:26:40,244 INFO L933 BasicCegarLoop]: 4918 mSDtfsCounter, 3127 mSDsluCounter, 5475 mSDsCounter, 0 mSdLazyCounter, 3185 mSolverCounterSat, 2086 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3158 SdHoareTripleChecker+Valid, 10393 SdHoareTripleChecker+Invalid, 5271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2086 IncrementalHoareTripleChecker+Valid, 3185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-12-21 16:26:40,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3158 Valid, 10393 Invalid, 5271 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2086 Valid, 3185 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2021-12-21 16:26:40,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4265 states. [2021-12-21 16:26:40,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4265 to 3465. [2021-12-21 16:26:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3465 states, 2657 states have (on average 1.4602935641701167) internal successors, (3880), 2715 states have internal predecessors, (3880), 678 states have call successors, (678), 130 states have call predecessors, (678), 129 states have return successors, (677), 666 states have call predecessors, (677), 677 states have call successors, (677) [2021-12-21 16:26:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 5235 transitions. [2021-12-21 16:26:40,537 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 5235 transitions. Word has length 259 [2021-12-21 16:26:40,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:26:40,538 INFO L470 AbstractCegarLoop]: Abstraction has 3465 states and 5235 transitions. [2021-12-21 16:26:40,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-21 16:26:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 5235 transitions. [2021-12-21 16:26:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-12-21 16:26:40,545 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:26:40,546 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:26:40,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:26:40,546 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:26:40,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:26:40,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1611033150, now seen corresponding path program 1 times [2021-12-21 16:26:40,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:26:40,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566160369] [2021-12-21 16:26:40,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:26:40,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:26:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:26:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:26:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:26:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:26:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:26:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:26:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:26:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:26:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:26:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-21 16:26:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-21 16:26:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-21 16:26:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-21 16:26:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-21 16:26:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-21 16:26:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-21 16:26:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-21 16:26:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-21 16:26:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:26:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-21 16:26:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-21 16:26:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-21 16:26:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:26:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2021-12-21 16:26:41,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:26:41,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566160369] [2021-12-21 16:26:41,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566160369] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:26:41,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:26:41,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:26:41,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225593725] [2021-12-21 16:26:41,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:26:41,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:26:41,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:26:41,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:26:41,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:26:41,524 INFO L87 Difference]: Start difference. First operand 3465 states and 5235 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)