./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:58:39,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:58:39,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:58:39,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:58:39,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:58:39,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:58:39,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:58:39,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:58:39,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:58:39,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:58:39,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:58:39,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:58:39,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:58:39,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:58:39,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:58:39,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:58:39,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:58:39,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:58:39,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:58:39,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:58:39,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:58:39,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:58:39,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:58:39,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:58:39,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:58:39,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:58:39,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:58:39,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:58:39,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:58:39,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:58:39,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:58:39,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:58:39,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:58:39,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:58:39,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:58:39,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:58:39,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:58:39,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:58:39,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:58:39,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:58:39,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:58:39,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:58:39,172 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:58:39,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:58:39,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:58:39,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:58:39,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:58:39,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:58:39,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:58:39,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:58:39,174 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:58:39,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:58:39,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:58:39,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:58:39,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:58:39,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:58:39,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:58:39,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:58:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:58:39,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:58:39,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:58:39,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:58:39,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:58:39,179 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a800ce821f0027a37295e74d8d23d805ad4cea4862f5e6322de6c247d42f91b2 [2021-12-14 17:58:39,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:58:39,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:58:39,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:58:39,399 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:58:39,399 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:58:39,400 INFO L432 ainManager$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 [2021-12-14 17:58:39,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f207f7f/b0b11780bd12449bb5a1ba01197ef15d/FLAG785c18084 [2021-12-14 17:58:40,187 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:58:40,188 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 [2021-12-14 17:58:40,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f207f7f/b0b11780bd12449bb5a1ba01197ef15d/FLAG785c18084 [2021-12-14 17:58:40,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f207f7f/b0b11780bd12449bb5a1ba01197ef15d [2021-12-14 17:58:40,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:58:40,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:58:40,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:58:40,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:58:40,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:58:40,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:58:40" (1/1) ... [2021-12-14 17:58:40,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bee4734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:40, skipping insertion in model container [2021-12-14 17:58:40,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:58:40" (1/1) ... [2021-12-14 17:58:40,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:58:40,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:58:42,589 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] [2021-12-14 17:58:42,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:42,685 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:58:43,157 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] [2021-12-14 17:58:43,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:43,264 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:58:43,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43 WrapperNode [2021-12-14 17:58:43,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:58:43,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:43,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:58:43,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:58:43,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,553 INFO L137 Inliner]: procedures = 318, calls = 5137, calls flagged for inlining = 114, calls inlined = 104, statements flattened = 10190 [2021-12-14 17:58:43,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:43,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:58:43,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:58:43,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:58:43,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:58:43,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:58:43,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:58:43,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:58:43,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (1/1) ... [2021-12-14 17:58:43,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:58:43,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:58:44,003 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) [2021-12-14 17:58:44,019 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 [2021-12-14 17:58:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-12-14 17:58:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-12-14 17:58:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:58:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:58:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:58:44,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:58:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:58:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:58:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 17:58:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 17:58:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-12-14 17:58:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2021-12-14 17:58:44,042 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_iocinfo_proc_open [2021-12-14 17:58:44,042 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_iocinfo_proc_open [2021-12-14 17:58:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_Soft_Hard_ResetHandler [2021-12-14 17:58:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_Soft_Hard_ResetHandler [2021-12-14 17:58:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-14 17:58:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-14 17:58:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:58:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:58:44,043 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 17:58:44,043 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 17:58:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-14 17:58:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-14 17:58:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_GetIocState [2021-12-14 17:58:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_GetIocState [2021-12-14 17:58:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-12-14 17:58:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-12-14 17:58:44,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-14 17:58:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-14 17:58:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:58:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:58:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:58:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:58:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:44,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:58:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:58:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure KickStart [2021-12-14 17:58:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure KickStart [2021-12-14 17:58:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-14 17:58:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-14 17:58:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_readScsiDevicePageHeaders [2021-12-14 17:58:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_readScsiDevicePageHeaders [2021-12-14 17:58:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-14 17:58:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-14 17:58:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:58:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:58:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_manufacturing_pg_0 [2021-12-14 17:58:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_manufacturing_pg_0 [2021-12-14 17:58:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:58:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:58:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_put_msg_frame [2021-12-14 17:58:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_put_msg_frame [2021-12-14 17:58:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure WaitForDoorbellAck [2021-12-14 17:58:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitForDoorbellAck [2021-12-14 17:58:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_3 [2021-12-14 17:58:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_3 [2021-12-14 17:58:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_4 [2021-12-14 17:58:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_4 [2021-12-14 17:58:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:58:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:58:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:58:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:58:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:58:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:58:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_read_ioc_pg_1 [2021-12-14 17:58:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_read_ioc_pg_1 [2021-12-14 17:58:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_signal_reset [2021-12-14 17:58:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_signal_reset [2021-12-14 17:58:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure PrimeIocFifos [2021-12-14 17:58:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure PrimeIocFifos [2021-12-14 17:58:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:58:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:58:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:58:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2021-12-14 17:58:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2021-12-14 17:58:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_raid_phys_disk_pg0 [2021-12-14 17:58:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_raid_phys_disk_pg0 [2021-12-14 17:58:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure MakeIocReady [2021-12-14 17:58:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure MakeIocReady [2021-12-14 17:58:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:58:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:58:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:58:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-12-14 17:58:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-12-14 17:58:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_inactive_raid_list_free [2021-12-14 17:58:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_inactive_raid_list_free [2021-12-14 17:58:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_HardResetHandler [2021-12-14 17:58:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_HardResetHandler [2021-12-14 17:58:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-12-14 17:58:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-12-14 17:58:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:58:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:58:44,053 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 17:58:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 17:58:44,053 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_fw_memory [2021-12-14 17:58:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_fw_memory [2021-12-14 17:58:44,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:58:44,053 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:58:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:58:44,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:58:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2021-12-14 17:58:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2021-12-14 17:58:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure SendIocInit [2021-12-14 17:58:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure SendIocInit [2021-12-14 17:58:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-12-14 17:58:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-12-14 17:58:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-14 17:58:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-14 17:58:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-12-14 17:58:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure SendIocReset [2021-12-14 17:58:44,055 INFO L138 BoogieDeclarations]: Found implementation of procedure SendIocReset [2021-12-14 17:58:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 17:58:44,055 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 17:58:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-14 17:58:44,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-14 17:58:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:58:44,056 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:58:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:58:44,056 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:58:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_alloc_fw_memory [2021-12-14 17:58:44,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_alloc_fw_memory [2021-12-14 17:58:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 17:58:44,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 17:58:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_SoftResetHandler [2021-12-14 17:58:44,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_SoftResetHandler [2021-12-14 17:58:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 17:58:44,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 17:58:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-14 17:58:44,057 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-14 17:58:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure mptbase_sas_persist_operation [2021-12-14 17:58:44,057 INFO L138 BoogieDeclarations]: Found implementation of procedure mptbase_sas_persist_operation [2021-12-14 17:58:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure GetIoUnitPage2 [2021-12-14 17:58:44,058 INFO L138 BoogieDeclarations]: Found implementation of procedure GetIoUnitPage2 [2021-12-14 17:58:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-14 17:58:44,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-14 17:58:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:58:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure SendEventNotification [2021-12-14 17:58:44,058 INFO L138 BoogieDeclarations]: Found implementation of procedure SendEventNotification [2021-12-14 17:58:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure WaitForDoorbellInt [2021-12-14 17:58:44,058 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitForDoorbellInt [2021-12-14 17:58:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:58:44,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:58:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 17:58:44,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 17:58:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:58:44,059 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:58:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:58:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-14 17:58:44,059 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-14 17:58:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_selected_regions [2021-12-14 17:58:44,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_selected_regions [2021-12-14 17:58:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_cb_idx [2021-12-14 17:58:44,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_cb_idx [2021-12-14 17:58:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:58:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_halt_firmware [2021-12-14 17:58:44,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_halt_firmware [2021-12-14 17:58:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_inactive_raid_volumes [2021-12-14 17:58:44,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_inactive_raid_volumes [2021-12-14 17:58:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-12-14 17:58:44,061 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-12-14 17:58:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:58:44,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:58:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_diag_reset [2021-12-14 17:58:44,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_diag_reset [2021-12-14 17:58:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_handshake_req_reply_wait [2021-12-14 17:58:44,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_handshake_req_reply_wait [2021-12-14 17:58:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-14 17:58:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-14 17:58:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_summary_proc_open [2021-12-14 17:58:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_summary_proc_open [2021-12-14 17:58:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure MptDisplayIocCapabilities [2021-12-14 17:58:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure MptDisplayIocCapabilities [2021-12-14 17:58:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-14 17:58:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-14 17:58:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:58:44,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:58:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 17:58:44,063 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 17:58:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:58:44,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:58:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 17:58:44,063 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 17:58:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:58:44,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:58:44,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:58:44,064 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-14 17:58:44,064 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-12-14 17:58:44,064 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-14 17:58:44,064 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-14 17:58:44,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-14 17:58:44,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-14 17:58:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2021-12-14 17:58:44,065 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2021-12-14 17:58:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_fault_reset_work [2021-12-14 17:58:44,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_fault_reset_work [2021-12-14 17:58:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_13 [2021-12-14 17:58:44,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_13 [2021-12-14 17:58:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_12 [2021-12-14 17:58:44,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_12 [2021-12-14 17:58:44,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 17:58:44,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 17:58:44,066 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2021-12-14 17:58:44,066 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2021-12-14 17:58:44,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:58:44,066 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_version_proc_open [2021-12-14 17:58:44,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_version_proc_open [2021-12-14 17:58:44,066 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_detach [2021-12-14 17:58:44,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_detach [2021-12-14 17:58:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 17:58:44,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 17:58:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-14 17:58:44,067 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-14 17:58:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 17:58:44,067 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 17:58:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-14 17:58:44,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-14 17:58:44,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure GetIocFacts [2021-12-14 17:58:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure GetIocFacts [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:58:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure seq_mpt_print_ioc_summary [2021-12-14 17:58:44,068 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_mpt_print_ioc_summary [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:58:44,068 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_msg_frame [2021-12-14 17:58:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_msg_frame [2021-12-14 17:58:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_downloadboot [2021-12-14 17:58:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_downloadboot [2021-12-14 17:58:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:58:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:58:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_do_ioc_recovery [2021-12-14 17:58:44,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_do_ioc_recovery [2021-12-14 17:58:44,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:58:44,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 17:58:44,070 INFO L130 BoogieDeclarations]: Found specification of procedure GetLanConfigPages [2021-12-14 17:58:44,070 INFO L138 BoogieDeclarations]: Found implementation of procedure GetLanConfigPages [2021-12-14 17:58:44,070 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-12-14 17:58:44,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-12-14 17:58:44,070 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-12-14 17:58:44,070 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-12-14 17:58:44,070 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_get_fw_exp_ver [2021-12-14 17:58:44,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_get_fw_exp_ver [2021-12-14 17:58:44,071 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_findImVolumes [2021-12-14 17:58:44,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_findImVolumes [2021-12-14 17:58:44,071 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 17:58:44,071 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 17:58:44,071 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_GetScsiPortSettings [2021-12-14 17:58:44,071 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_GetScsiPortSettings [2021-12-14 17:58:44,071 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-14 17:58:44,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-14 17:58:44,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 17:58:44,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-14 17:58:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-14 17:58:44,072 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_attach [2021-12-14 17:58:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_attach [2021-12-14 17:58:44,072 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 17:58:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 17:58:44,072 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 17:58:44,073 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 17:58:44,073 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_mapresources [2021-12-14 17:58:44,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_mapresources [2021-12-14 17:58:44,073 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 17:58:44,073 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 17:58:44,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:58:44,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_io_access [2021-12-14 17:58:44,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_io_access [2021-12-14 17:58:44,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_slot [2021-12-14 17:58:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_slot [2021-12-14 17:58:44,074 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 17:58:44,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:58:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:58:44,074 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_free_msg_frame [2021-12-14 17:58:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_free_msg_frame [2021-12-14 17:58:44,074 INFO L130 BoogieDeclarations]: Found specification of procedure mpt_config [2021-12-14 17:58:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt_config [2021-12-14 17:58:44,075 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:58:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:58:44,930 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:58:44,933 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:58:45,076 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:58:52,014 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:58:52,037 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:58:52,037 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-12-14 17:58:52,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:52 BoogieIcfgContainer [2021-12-14 17:58:52,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:58:52,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:58:52,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:58:52,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:58:52,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:58:40" (1/3) ... [2021-12-14 17:58:52,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204251c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:52, skipping insertion in model container [2021-12-14 17:58:52,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:43" (2/3) ... [2021-12-14 17:58:52,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204251c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:52, skipping insertion in model container [2021-12-14 17:58:52,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:52" (3/3) ... [2021-12-14 17:58:52,047 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--message--fusion--mptbase.ko-entry_point.cil.out.i [2021-12-14 17:58:52,050 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:58:52,050 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:58:52,099 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:58:52,106 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 [2021-12-14 17:58:52,106 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:58:52,160 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) [2021-12-14 17:58:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-12-14 17:58:52,181 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:52,182 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] [2021-12-14 17:58:52,183 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:52,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:52,186 INFO L85 PathProgramCache]: Analyzing trace with hash -899655726, now seen corresponding path program 1 times [2021-12-14 17:58:52,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:52,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315091345] [2021-12-14 17:58:52,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:52,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:58:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:58:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:58:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:58:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:58:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:58:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:58:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:58:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:58:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-14 17:58:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:58:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 17:58:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 17:58:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 17:58:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-14 17:58:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-14 17:58:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-14 17:58:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-14 17:58:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-14 17:58:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 17:58:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-14 17:58:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2021-12-14 17:58:53,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:53,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315091345] [2021-12-14 17:58:53,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315091345] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:53,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:53,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:58:53,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238482713] [2021-12-14 17:58:53,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:53,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:58:53,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:53,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:58:53,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:58:53,406 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) [2021-12-14 17:59:02,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:59:02,340 INFO L93 Difference]: Finished difference Result 7782 states and 12220 transitions. [2021-12-14 17:59:02,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:59:02,343 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 [2021-12-14 17:59:02,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:59:02,388 INFO L225 Difference]: With dead ends: 7782 [2021-12-14 17:59:02,388 INFO L226 Difference]: Without dead ends: 4265 [2021-12-14 17:59:02,418 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 [2021-12-14 17:59:02,420 INFO L933 BasicCegarLoop]: 4914 mSDtfsCounter, 3127 mSDsluCounter, 5469 mSDsCounter, 0 mSdLazyCounter, 3181 mSolverCounterSat, 2087 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3159 SdHoareTripleChecker+Valid, 10383 SdHoareTripleChecker+Invalid, 5268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2087 IncrementalHoareTripleChecker+Valid, 3181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-14 17:59:02,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3159 Valid, 10383 Invalid, 5268 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2087 Valid, 3181 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2021-12-14 17:59:02,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4265 states. [2021-12-14 17:59:02,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4265 to 3465. [2021-12-14 17:59:02,607 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) [2021-12-14 17:59:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 5235 transitions. [2021-12-14 17:59:02,631 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 5235 transitions. Word has length 259 [2021-12-14 17:59:02,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:59:02,631 INFO L470 AbstractCegarLoop]: Abstraction has 3465 states and 5235 transitions. [2021-12-14 17:59:02,631 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) [2021-12-14 17:59:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 5235 transitions. [2021-12-14 17:59:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-12-14 17:59:02,635 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:59:02,636 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] [2021-12-14 17:59:02,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:59:02,636 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:59:02,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:59:02,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1611033150, now seen corresponding path program 1 times [2021-12-14 17:59:02,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:59:02,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848614007] [2021-12-14 17:59:02,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:59:02,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:59:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:59:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:59:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:02,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:59:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:59:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:59:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:59:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:59:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:59:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-14 17:59:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:59:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 17:59:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 17:59:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 17:59:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-14 17:59:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-14 17:59:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-14 17:59:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-14 17:59:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-14 17:59:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 17:59:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-14 17:59:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2021-12-14 17:59:03,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:59:03,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848614007] [2021-12-14 17:59:03,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848614007] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:59:03,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:59:03,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:59:03,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230914662] [2021-12-14 17:59:03,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:59:03,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:59:03,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:59:03,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:59:03,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:59:03,303 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) [2021-12-14 17:59:21,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:59:21,484 INFO L93 Difference]: Finished difference Result 11838 states and 18371 transitions. [2021-12-14 17:59:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:59:21,485 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 259 [2021-12-14 17:59:21,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:59:21,527 INFO L225 Difference]: With dead ends: 11838 [2021-12-14 17:59:21,527 INFO L226 Difference]: Without dead ends: 8416 [2021-12-14 17:59:21,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:59:21,542 INFO L933 BasicCegarLoop]: 5426 mSDtfsCounter, 10487 mSDsluCounter, 12881 mSDsCounter, 0 mSdLazyCounter, 7234 mSolverCounterSat, 4435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10960 SdHoareTripleChecker+Valid, 18307 SdHoareTripleChecker+Invalid, 11669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4435 IncrementalHoareTripleChecker+Valid, 7234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2021-12-14 17:59:21,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10960 Valid, 18307 Invalid, 11669 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4435 Valid, 7234 Invalid, 0 Unknown, 0 Unchecked, 17.6s Time] [2021-12-14 17:59:21,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8416 states. [2021-12-14 17:59:21,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8416 to 6822. [2021-12-14 17:59:21,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6822 states, 5246 states have (on average 1.4643537933663744) internal successors, (7682), 5362 states have internal predecessors, (7682), 1321 states have call successors, (1321), 255 states have call predecessors, (1321), 254 states have return successors, (1320), 1298 states have call predecessors, (1320), 1320 states have call successors, (1320) [2021-12-14 17:59:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6822 states to 6822 states and 10323 transitions. [2021-12-14 17:59:21,757 INFO L78 Accepts]: Start accepts. Automaton has 6822 states and 10323 transitions. Word has length 259 [2021-12-14 17:59:21,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:59:21,759 INFO L470 AbstractCegarLoop]: Abstraction has 6822 states and 10323 transitions. [2021-12-14 17:59:21,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-14 17:59:21,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6822 states and 10323 transitions. [2021-12-14 17:59:21,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-12-14 17:59:21,764 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:59:21,764 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:59:21,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:59:21,765 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:59:21,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:59:21,765 INFO L85 PathProgramCache]: Analyzing trace with hash 2133814928, now seen corresponding path program 1 times [2021-12-14 17:59:21,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:59:21,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347170902] [2021-12-14 17:59:21,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:59:21,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:59:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:59:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:59:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:59:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:59:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:59:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:59:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:59:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:59:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-14 17:59:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:59:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 17:59:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 17:59:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 17:59:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-14 17:59:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-14 17:59:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-14 17:59:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-14 17:59:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 17:59:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2021-12-14 17:59:22,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:59:22,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347170902] [2021-12-14 17:59:22,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347170902] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:59:22,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:59:22,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 17:59:22,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007566918] [2021-12-14 17:59:22,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:59:22,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 17:59:22,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:59:22,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 17:59:22,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:59:22,333 INFO L87 Difference]: Start difference. First operand 6822 states and 10323 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-14 17:59:27,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:59:35,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:59:35,857 INFO L93 Difference]: Finished difference Result 16324 states and 25460 transitions. [2021-12-14 17:59:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:59:35,858 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 266 [2021-12-14 17:59:35,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:59:35,911 INFO L225 Difference]: With dead ends: 16324 [2021-12-14 17:59:35,911 INFO L226 Difference]: Without dead ends: 9545 [2021-12-14 17:59:35,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-12-14 17:59:35,941 INFO L933 BasicCegarLoop]: 5002 mSDtfsCounter, 9389 mSDsluCounter, 13727 mSDsCounter, 0 mSdLazyCounter, 6097 mSolverCounterSat, 3487 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9926 SdHoareTripleChecker+Valid, 18729 SdHoareTripleChecker+Invalid, 9584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3487 IncrementalHoareTripleChecker+Valid, 6097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:59:35,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9926 Valid, 18729 Invalid, 9584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3487 Valid, 6097 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2021-12-14 17:59:35,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2021-12-14 17:59:36,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 6821. [2021-12-14 17:59:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6821 states, 5245 states have (on average 1.4638703527168733) internal successors, (7678), 5361 states have internal predecessors, (7678), 1321 states have call successors, (1321), 255 states have call predecessors, (1321), 254 states have return successors, (1320), 1298 states have call predecessors, (1320), 1320 states have call successors, (1320) [2021-12-14 17:59:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6821 states to 6821 states and 10319 transitions. [2021-12-14 17:59:36,228 INFO L78 Accepts]: Start accepts. Automaton has 6821 states and 10319 transitions. Word has length 266 [2021-12-14 17:59:36,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:59:36,229 INFO L470 AbstractCegarLoop]: Abstraction has 6821 states and 10319 transitions. [2021-12-14 17:59:36,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-14 17:59:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 6821 states and 10319 transitions. [2021-12-14 17:59:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2021-12-14 17:59:36,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:59:36,241 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:59:36,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:59:36,241 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:59:36,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:59:36,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1585616404, now seen corresponding path program 1 times [2021-12-14 17:59:36,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:59:36,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786715472] [2021-12-14 17:59:36,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:59:36,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:59:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:59:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:59:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:59:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:59:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 17:59:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:59:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:59:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 17:59:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-14 17:59:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-14 17:59:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 17:59:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 17:59:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 17:59:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-14 17:59:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-14 17:59:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-14 17:59:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-14 17:59:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-14 17:59:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-14 17:59:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-14 17:59:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-14 17:59:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-12-14 17:59:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-12-14 17:59:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-12-14 17:59:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-14 17:59:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:59:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:59:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 17:59:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-12-14 17:59:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-14 17:59:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:59:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1810 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1810 trivial. 0 not checked. [2021-12-14 17:59:37,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:59:37,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786715472] [2021-12-14 17:59:37,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786715472] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:59:37,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:59:37,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 17:59:37,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224728499] [2021-12-14 17:59:37,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:59:37,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 17:59:37,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:59:37,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 17:59:37,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-14 17:59:37,057 INFO L87 Difference]: Start difference. First operand 6821 states and 10319 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32)