./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.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 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:05:07,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:05:07,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:05:07,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:05:07,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:05:07,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:05:07,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:05:07,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:05:07,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:05:07,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:05:07,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:05:07,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:05:07,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:05:07,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:05:07,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:05:07,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:05:07,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:05:07,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:05:07,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:05:07,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:05:07,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:05:07,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:05:07,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:05:07,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:05:07,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:05:07,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:05:07,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:05:07,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:05:07,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:05:07,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:05:07,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:05:07,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:05:07,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:05:07,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:05:07,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:05:07,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:05:07,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:05:07,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:05:07,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:05:07,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:05:07,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:05:07,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:05:07,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:05:07,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:05:07,313 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:05:07,313 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:05:07,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:05:07,314 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:05:07,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:05:07,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:05:07,314 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:05:07,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:05:07,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:05:07,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:05:07,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:05:07,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:05:07,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:05:07,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:05:07,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:05:07,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:05:07,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:05:07,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:05:07,319 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2021-12-21 16:05:07,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:05:07,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:05:07,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:05:07,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:05:07,506 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:05:07,507 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-21 16:05:07,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efef6d8e/453c27c8b2264d01bbc267d154b42edb/FLAGbc005fec4 [2021-12-21 16:05:08,071 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:05:08,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-21 16:05:08,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efef6d8e/453c27c8b2264d01bbc267d154b42edb/FLAGbc005fec4 [2021-12-21 16:05:08,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efef6d8e/453c27c8b2264d01bbc267d154b42edb [2021-12-21 16:05:08,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:05:08,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:05:08,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:05:08,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:05:08,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:05:08,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:05:08" (1/1) ... [2021-12-21 16:05:08,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcc237f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:08, skipping insertion in model container [2021-12-21 16:05:08,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:05:08" (1/1) ... [2021-12-21 16:05:08,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:05:08,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:05:09,232 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2021-12-21 16:05:09,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:05:09,291 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:05:09,415 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2021-12-21 16:05:09,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:05:09,463 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:05:09,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09 WrapperNode [2021-12-21 16:05:09,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:05:09,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:05:09,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:05:09,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:05:09,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,555 INFO L137 Inliner]: procedures = 176, calls = 745, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1308 [2021-12-21 16:05:09,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:05:09,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:05:09,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:05:09,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:05:09,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:05:09,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:05:09,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:05:09,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:05:09,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (1/1) ... [2021-12-21 16:05:09,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:05:09,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:05:09,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 16:05:09,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 16:05:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-21 16:05:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-21 16:05:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:05:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:05:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:05:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-21 16:05:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-21 16:05:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:05:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 16:05:09,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 16:05:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:05:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:05:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:05:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:05:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-21 16:05:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-21 16:05:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-21 16:05:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-21 16:05:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-21 16:05:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-21 16:05:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:05:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 16:05:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 16:05:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2021-12-21 16:05:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2021-12-21 16:05:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 16:05:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 16:05:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-21 16:05:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-21 16:05:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:05:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:05:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-21 16:05:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-21 16:05:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:05:09,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:05:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-21 16:05:09,733 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-21 16:05:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-21 16:05:09,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-21 16:05:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:05:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-21 16:05:09,734 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-21 16:05:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 16:05:09,734 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 16:05:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-21 16:05:09,734 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2021-12-21 16:05:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2021-12-21 16:05:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2021-12-21 16:05:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2021-12-21 16:05:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2021-12-21 16:05:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:05:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 16:05:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 16:05:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-21 16:05:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-21 16:05:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:05:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:05:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:05:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:05:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-21 16:05:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-21 16:05:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-21 16:05:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-21 16:05:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-21 16:05:09,739 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-21 16:05:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-21 16:05:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-21 16:05:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:05:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:05:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-21 16:05:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-21 16:05:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:05:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:05:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2021-12-21 16:05:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2021-12-21 16:05:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2021-12-21 16:05:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2021-12-21 16:05:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:05:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:05:10,052 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:05:10,055 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:05:11,065 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:05:11,078 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:05:11,079 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:05:11,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:05:11 BoogieIcfgContainer [2021-12-21 16:05:11,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:05:11,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:05:11,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:05:11,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:05:11,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:05:08" (1/3) ... [2021-12-21 16:05:11,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57b806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:05:11, skipping insertion in model container [2021-12-21 16:05:11,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:05:09" (2/3) ... [2021-12-21 16:05:11,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57b806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:05:11, skipping insertion in model container [2021-12-21 16:05:11,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:05:11" (3/3) ... [2021-12-21 16:05:11,089 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2021-12-21 16:05:11,093 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:05:11,093 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:05:11,138 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:05:11,144 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 16:05:11,144 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:05:11,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 568 states, 402 states have (on average 1.3308457711442787) internal successors, (535), 421 states have internal predecessors, (535), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-21 16:05:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-21 16:05:11,176 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:11,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:11,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:11,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:11,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1451106120, now seen corresponding path program 1 times [2021-12-21 16:05:11,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:11,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058519684] [2021-12-21 16:05:11,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:11,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:11,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:11,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058519684] [2021-12-21 16:05:11,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058519684] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:11,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:11,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 16:05:11,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866927542] [2021-12-21 16:05:11,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:11,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:05:11,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:11,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:05:11,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 16:05:11,464 INFO L87 Difference]: Start difference. First operand has 568 states, 402 states have (on average 1.3308457711442787) internal successors, (535), 421 states have internal predecessors, (535), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 16:05:11,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:11,636 INFO L93 Difference]: Finished difference Result 1338 states and 1894 transitions. [2021-12-21 16:05:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:05:11,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-12-21 16:05:11,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:11,657 INFO L225 Difference]: With dead ends: 1338 [2021-12-21 16:05:11,657 INFO L226 Difference]: Without dead ends: 765 [2021-12-21 16:05:11,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 16:05:11,677 INFO L933 BasicCegarLoop]: 811 mSDtfsCounter, 296 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:11,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [296 Valid, 1534 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 16:05:11,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2021-12-21 16:05:11,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 741. [2021-12-21 16:05:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 531 states have (on average 1.329566854990584) internal successors, (706), 557 states have internal predecessors, (706), 160 states have call successors, (160), 51 states have call predecessors, (160), 49 states have return successors, (150), 143 states have call predecessors, (150), 150 states have call successors, (150) [2021-12-21 16:05:11,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1016 transitions. [2021-12-21 16:05:11,774 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1016 transitions. Word has length 13 [2021-12-21 16:05:11,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:11,774 INFO L470 AbstractCegarLoop]: Abstraction has 741 states and 1016 transitions. [2021-12-21 16:05:11,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 16:05:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1016 transitions. [2021-12-21 16:05:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-21 16:05:11,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:11,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:11,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:05:11,783 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:11,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:11,784 INFO L85 PathProgramCache]: Analyzing trace with hash -590482669, now seen corresponding path program 1 times [2021-12-21 16:05:11,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:11,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923767068] [2021-12-21 16:05:11,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:11,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:05:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:05:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-21 16:05:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:11,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:11,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923767068] [2021-12-21 16:05:11,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923767068] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:11,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:11,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 16:05:11,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54317281] [2021-12-21 16:05:11,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:11,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 16:05:11,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:11,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 16:05:11,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 16:05:11,917 INFO L87 Difference]: Start difference. First operand 741 states and 1016 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-21 16:05:11,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:11,975 INFO L93 Difference]: Finished difference Result 2143 states and 2935 transitions. [2021-12-21 16:05:11,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 16:05:11,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35 [2021-12-21 16:05:11,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:11,982 INFO L225 Difference]: With dead ends: 2143 [2021-12-21 16:05:11,982 INFO L226 Difference]: Without dead ends: 1405 [2021-12-21 16:05:11,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 16:05:11,985 INFO L933 BasicCegarLoop]: 905 mSDtfsCounter, 735 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:11,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 1642 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 16:05:11,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2021-12-21 16:05:12,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1398. [2021-12-21 16:05:12,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1009 states have (on average 1.3260654112983152) internal successors, (1338), 1047 states have internal predecessors, (1338), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-21 16:05:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 1910 transitions. [2021-12-21 16:05:12,076 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 1910 transitions. Word has length 35 [2021-12-21 16:05:12,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:12,076 INFO L470 AbstractCegarLoop]: Abstraction has 1398 states and 1910 transitions. [2021-12-21 16:05:12,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-21 16:05:12,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1910 transitions. [2021-12-21 16:05:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-21 16:05:12,077 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:12,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:12,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 16:05:12,078 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:12,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:12,079 INFO L85 PathProgramCache]: Analyzing trace with hash 965672257, now seen corresponding path program 1 times [2021-12-21 16:05:12,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:12,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804793168] [2021-12-21 16:05:12,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:12,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:12,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:12,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804793168] [2021-12-21 16:05:12,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804793168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:12,148 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:12,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:12,148 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904737128] [2021-12-21 16:05:12,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:12,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:12,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:12,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:12,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:12,149 INFO L87 Difference]: Start difference. First operand 1398 states and 1910 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-21 16:05:12,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:12,551 INFO L93 Difference]: Finished difference Result 1494 states and 2052 transitions. [2021-12-21 16:05:12,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:12,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2021-12-21 16:05:12,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:12,578 INFO L225 Difference]: With dead ends: 1494 [2021-12-21 16:05:12,579 INFO L226 Difference]: Without dead ends: 1481 [2021-12-21 16:05:12,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:12,580 INFO L933 BasicCegarLoop]: 777 mSDtfsCounter, 770 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 866 SdHoareTripleChecker+Valid, 1230 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:12,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [866 Valid, 1230 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-21 16:05:12,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1481 states. [2021-12-21 16:05:12,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1481 to 1398. [2021-12-21 16:05:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1009 states have (on average 1.3240832507433102) internal successors, (1336), 1047 states have internal predecessors, (1336), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-21 16:05:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 1908 transitions. [2021-12-21 16:05:12,617 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 1908 transitions. Word has length 37 [2021-12-21 16:05:12,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:12,618 INFO L470 AbstractCegarLoop]: Abstraction has 1398 states and 1908 transitions. [2021-12-21 16:05:12,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-21 16:05:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1908 transitions. [2021-12-21 16:05:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-21 16:05:12,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:12,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:12,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 16:05:12,619 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:12,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:12,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1022930559, now seen corresponding path program 1 times [2021-12-21 16:05:12,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:12,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293477740] [2021-12-21 16:05:12,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:12,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:12,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:12,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293477740] [2021-12-21 16:05:12,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293477740] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:12,692 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:12,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:12,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91965357] [2021-12-21 16:05:12,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:12,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:12,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:12,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:12,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:12,693 INFO L87 Difference]: Start difference. First operand 1398 states and 1908 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:13,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:13,133 INFO L93 Difference]: Finished difference Result 1470 states and 2019 transitions. [2021-12-21 16:05:13,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:05:13,133 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 37 [2021-12-21 16:05:13,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:13,138 INFO L225 Difference]: With dead ends: 1470 [2021-12-21 16:05:13,139 INFO L226 Difference]: Without dead ends: 1467 [2021-12-21 16:05:13,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:13,140 INFO L933 BasicCegarLoop]: 759 mSDtfsCounter, 752 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:13,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [846 Valid, 1186 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-21 16:05:13,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1467 states. [2021-12-21 16:05:13,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1467 to 1397. [2021-12-21 16:05:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 1009 states have (on average 1.3230921704658076) internal successors, (1335), 1046 states have internal predecessors, (1335), 290 states have call successors, (290), 100 states have call predecessors, (290), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-21 16:05:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 1906 transitions. [2021-12-21 16:05:13,185 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 1906 transitions. Word has length 37 [2021-12-21 16:05:13,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:13,185 INFO L470 AbstractCegarLoop]: Abstraction has 1397 states and 1906 transitions. [2021-12-21 16:05:13,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1906 transitions. [2021-12-21 16:05:13,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-21 16:05:13,187 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:13,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:13,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 16:05:13,187 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:13,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:13,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1645568075, now seen corresponding path program 1 times [2021-12-21 16:05:13,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:13,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922571093] [2021-12-21 16:05:13,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:13,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:13,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:13,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922571093] [2021-12-21 16:05:13,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922571093] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:13,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:13,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:13,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992695310] [2021-12-21 16:05:13,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:13,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:13,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:13,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:13,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:13,258 INFO L87 Difference]: Start difference. First operand 1397 states and 1906 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:13,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:13,648 INFO L93 Difference]: Finished difference Result 1469 states and 2017 transitions. [2021-12-21 16:05:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:05:13,648 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2021-12-21 16:05:13,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:13,654 INFO L225 Difference]: With dead ends: 1469 [2021-12-21 16:05:13,654 INFO L226 Difference]: Without dead ends: 1466 [2021-12-21 16:05:13,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:13,656 INFO L933 BasicCegarLoop]: 758 mSDtfsCounter, 749 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:13,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [842 Valid, 1185 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-21 16:05:13,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2021-12-21 16:05:13,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1396. [2021-12-21 16:05:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 1009 states have (on average 1.3221010901883052) internal successors, (1334), 1045 states have internal predecessors, (1334), 289 states have call successors, (289), 100 states have call predecessors, (289), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-21 16:05:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1904 transitions. [2021-12-21 16:05:13,697 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1904 transitions. Word has length 38 [2021-12-21 16:05:13,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:13,697 INFO L470 AbstractCegarLoop]: Abstraction has 1396 states and 1904 transitions. [2021-12-21 16:05:13,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:13,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1904 transitions. [2021-12-21 16:05:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-21 16:05:13,698 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:13,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:13,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 16:05:13,699 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:13,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:13,699 INFO L85 PathProgramCache]: Analyzing trace with hash -527500542, now seen corresponding path program 1 times [2021-12-21 16:05:13,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:13,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477329319] [2021-12-21 16:05:13,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:13,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:13,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:13,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477329319] [2021-12-21 16:05:13,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477329319] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:13,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:13,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:13,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937511983] [2021-12-21 16:05:13,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:13,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:13,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:13,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:13,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:13,782 INFO L87 Difference]: Start difference. First operand 1396 states and 1904 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:14,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:14,152 INFO L93 Difference]: Finished difference Result 1468 states and 2015 transitions. [2021-12-21 16:05:14,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:05:14,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-21 16:05:14,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:14,160 INFO L225 Difference]: With dead ends: 1468 [2021-12-21 16:05:14,160 INFO L226 Difference]: Without dead ends: 1465 [2021-12-21 16:05:14,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:14,161 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 746 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:14,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 1182 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-21 16:05:14,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1465 states. [2021-12-21 16:05:14,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1465 to 1395. [2021-12-21 16:05:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1395 states, 1009 states have (on average 1.3211100099108029) internal successors, (1333), 1044 states have internal predecessors, (1333), 288 states have call successors, (288), 100 states have call predecessors, (288), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2021-12-21 16:05:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1902 transitions. [2021-12-21 16:05:14,201 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1902 transitions. Word has length 39 [2021-12-21 16:05:14,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:14,201 INFO L470 AbstractCegarLoop]: Abstraction has 1395 states and 1902 transitions. [2021-12-21 16:05:14,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1902 transitions. [2021-12-21 16:05:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-12-21 16:05:14,203 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:14,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:14,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 16:05:14,203 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:14,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:14,204 INFO L85 PathProgramCache]: Analyzing trace with hash 826853934, now seen corresponding path program 1 times [2021-12-21 16:05:14,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:14,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434944282] [2021-12-21 16:05:14,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:14,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:14,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:14,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:14,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:14,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:14,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:14,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434944282] [2021-12-21 16:05:14,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434944282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:14,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:14,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:14,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92127326] [2021-12-21 16:05:14,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:14,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:14,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:14,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:14,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:14,323 INFO L87 Difference]: Start difference. First operand 1395 states and 1902 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:15,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:15,086 INFO L93 Difference]: Finished difference Result 4264 states and 5845 transitions. [2021-12-21 16:05:15,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:15,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 40 [2021-12-21 16:05:15,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:15,100 INFO L225 Difference]: With dead ends: 4264 [2021-12-21 16:05:15,100 INFO L226 Difference]: Without dead ends: 2872 [2021-12-21 16:05:15,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:15,106 INFO L933 BasicCegarLoop]: 877 mSDtfsCounter, 819 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 1968 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:15,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [924 Valid, 1968 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-21 16:05:15,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2872 states. [2021-12-21 16:05:15,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2872 to 2722. [2021-12-21 16:05:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 1982 states have (on average 1.322401614530777) internal successors, (2621), 2048 states have internal predecessors, (2621), 547 states have call successors, (547), 198 states have call predecessors, (547), 192 states have return successors, (538), 511 states have call predecessors, (538), 538 states have call successors, (538) [2021-12-21 16:05:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 3706 transitions. [2021-12-21 16:05:15,185 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 3706 transitions. Word has length 40 [2021-12-21 16:05:15,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:15,186 INFO L470 AbstractCegarLoop]: Abstraction has 2722 states and 3706 transitions. [2021-12-21 16:05:15,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:15,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3706 transitions. [2021-12-21 16:05:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-21 16:05:15,187 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:15,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:15,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 16:05:15,187 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:15,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:15,188 INFO L85 PathProgramCache]: Analyzing trace with hash -137825403, now seen corresponding path program 1 times [2021-12-21 16:05:15,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:15,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988188461] [2021-12-21 16:05:15,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:15,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 16:05:15,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:15,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988188461] [2021-12-21 16:05:15,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988188461] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:15,275 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:15,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:15,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849501661] [2021-12-21 16:05:15,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:15,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:15,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:15,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:15,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:15,277 INFO L87 Difference]: Start difference. First operand 2722 states and 3706 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:15,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:15,692 INFO L93 Difference]: Finished difference Result 2913 states and 3963 transitions. [2021-12-21 16:05:15,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:15,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 41 [2021-12-21 16:05:15,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:15,703 INFO L225 Difference]: With dead ends: 2913 [2021-12-21 16:05:15,704 INFO L226 Difference]: Without dead ends: 2866 [2021-12-21 16:05:15,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:15,706 INFO L933 BasicCegarLoop]: 758 mSDtfsCounter, 708 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:15,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 1226 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-21 16:05:15,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2021-12-21 16:05:15,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2709. [2021-12-21 16:05:15,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2709 states, 1977 states have (on average 1.3181588265048052) internal successors, (2606), 2039 states have internal predecessors, (2606), 534 states have call successors, (534), 203 states have call predecessors, (534), 197 states have return successors, (527), 502 states have call predecessors, (527), 527 states have call successors, (527) [2021-12-21 16:05:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2709 states and 3667 transitions. [2021-12-21 16:05:15,800 INFO L78 Accepts]: Start accepts. Automaton has 2709 states and 3667 transitions. Word has length 41 [2021-12-21 16:05:15,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:15,801 INFO L470 AbstractCegarLoop]: Abstraction has 2709 states and 3667 transitions. [2021-12-21 16:05:15,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-21 16:05:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3667 transitions. [2021-12-21 16:05:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-12-21 16:05:15,804 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:15,804 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:15,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 16:05:15,805 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:15,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:15,805 INFO L85 PathProgramCache]: Analyzing trace with hash 830214880, now seen corresponding path program 1 times [2021-12-21 16:05:15,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:15,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246604255] [2021-12-21 16:05:15,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:15,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-21 16:05:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-21 16:05:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-21 16:05:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-21 16:05:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:05:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-21 16:05:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:05:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-21 16:05:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:05:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-12-21 16:05:15,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:15,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246604255] [2021-12-21 16:05:15,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246604255] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:15,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:15,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:15,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771693425] [2021-12-21 16:05:15,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:15,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:15,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:15,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:15,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:15,949 INFO L87 Difference]: Start difference. First operand 2709 states and 3667 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-21 16:05:16,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:16,684 INFO L93 Difference]: Finished difference Result 7223 states and 9845 transitions. [2021-12-21 16:05:16,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:16,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 138 [2021-12-21 16:05:16,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:16,700 INFO L225 Difference]: With dead ends: 7223 [2021-12-21 16:05:16,700 INFO L226 Difference]: Without dead ends: 4517 [2021-12-21 16:05:16,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:16,707 INFO L933 BasicCegarLoop]: 1186 mSDtfsCounter, 587 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 2483 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:16,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 2483 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-21 16:05:16,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4517 states. [2021-12-21 16:05:16,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4517 to 4316. [2021-12-21 16:05:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4316 states, 3169 states have (on average 1.3329125907226254) internal successors, (4224), 3252 states have internal predecessors, (4224), 836 states have call successors, (836), 316 states have call predecessors, (836), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2021-12-21 16:05:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 4316 states and 5889 transitions. [2021-12-21 16:05:16,826 INFO L78 Accepts]: Start accepts. Automaton has 4316 states and 5889 transitions. Word has length 138 [2021-12-21 16:05:16,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:16,826 INFO L470 AbstractCegarLoop]: Abstraction has 4316 states and 5889 transitions. [2021-12-21 16:05:16,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-21 16:05:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 5889 transitions. [2021-12-21 16:05:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-12-21 16:05:16,829 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:16,830 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-12-21 16:05:16,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 16:05:16,830 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:16,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:16,830 INFO L85 PathProgramCache]: Analyzing trace with hash 899800065, now seen corresponding path program 1 times [2021-12-21 16:05:16,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:16,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705590225] [2021-12-21 16:05:16,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:16,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-21 16:05:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:05:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 16:05:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:16,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-21 16:05:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 16:05:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-21 16:05:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:05:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:05:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-21 16:05:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-21 16:05:17,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:17,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705590225] [2021-12-21 16:05:17,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705590225] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:17,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:17,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:17,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128025150] [2021-12-21 16:05:17,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:17,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:17,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:17,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:17,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:17,037 INFO L87 Difference]: Start difference. First operand 4316 states and 5889 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 16:05:17,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:17,545 INFO L93 Difference]: Finished difference Result 4469 states and 6120 transitions. [2021-12-21 16:05:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:17,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 168 [2021-12-21 16:05:17,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:17,563 INFO L225 Difference]: With dead ends: 4469 [2021-12-21 16:05:17,563 INFO L226 Difference]: Without dead ends: 4466 [2021-12-21 16:05:17,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:17,567 INFO L933 BasicCegarLoop]: 757 mSDtfsCounter, 142 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 1807 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:17,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [164 Valid, 1807 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-21 16:05:17,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2021-12-21 16:05:17,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 4315. [2021-12-21 16:05:17,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4315 states, 3169 states have (on average 1.330388135058378) internal successors, (4216), 3251 states have internal predecessors, (4216), 835 states have call successors, (835), 316 states have call predecessors, (835), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2021-12-21 16:05:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 4315 states and 5880 transitions. [2021-12-21 16:05:17,686 INFO L78 Accepts]: Start accepts. Automaton has 4315 states and 5880 transitions. Word has length 168 [2021-12-21 16:05:17,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:17,687 INFO L470 AbstractCegarLoop]: Abstraction has 4315 states and 5880 transitions. [2021-12-21 16:05:17,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-21 16:05:17,687 INFO L276 IsEmpty]: Start isEmpty. Operand 4315 states and 5880 transitions. [2021-12-21 16:05:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-21 16:05:17,690 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:17,690 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-12-21 16:05:17,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 16:05:17,691 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:17,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:17,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1798166822, now seen corresponding path program 1 times [2021-12-21 16:05:17,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:17,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212021066] [2021-12-21 16:05:17,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:17,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-21 16:05:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:05:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 16:05:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-21 16:05:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 16:05:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-21 16:05:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:05:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:05:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-21 16:05:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-21 16:05:17,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:17,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212021066] [2021-12-21 16:05:17,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212021066] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:17,871 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:17,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:05:17,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101660251] [2021-12-21 16:05:17,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:17,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:05:17,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:17,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:05:17,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:05:17,872 INFO L87 Difference]: Start difference. First operand 4315 states and 5880 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-21 16:05:18,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:18,630 INFO L93 Difference]: Finished difference Result 5252 states and 7348 transitions. [2021-12-21 16:05:18,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-21 16:05:18,643 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 169 [2021-12-21 16:05:18,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:18,665 INFO L225 Difference]: With dead ends: 5252 [2021-12-21 16:05:18,665 INFO L226 Difference]: Without dead ends: 5230 [2021-12-21 16:05:18,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:05:18,668 INFO L933 BasicCegarLoop]: 1033 mSDtfsCounter, 738 mSDsluCounter, 2760 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 3793 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:18,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 3793 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-21 16:05:18,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2021-12-21 16:05:18,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4296. [2021-12-21 16:05:18,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4296 states, 3157 states have (on average 1.3297434273044029) internal successors, (4198), 3238 states have internal predecessors, (4198), 830 states have call successors, (830), 313 states have call predecessors, (830), 308 states have return successors, (826), 792 states have call predecessors, (826), 826 states have call successors, (826) [2021-12-21 16:05:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 4296 states and 5854 transitions. [2021-12-21 16:05:18,843 INFO L78 Accepts]: Start accepts. Automaton has 4296 states and 5854 transitions. Word has length 169 [2021-12-21 16:05:18,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:18,843 INFO L470 AbstractCegarLoop]: Abstraction has 4296 states and 5854 transitions. [2021-12-21 16:05:18,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-21 16:05:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5854 transitions. [2021-12-21 16:05:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-12-21 16:05:18,847 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:18,847 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-12-21 16:05:18,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-21 16:05:18,847 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:18,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:18,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1405139812, now seen corresponding path program 1 times [2021-12-21 16:05:18,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:18,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144855770] [2021-12-21 16:05:18,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:18,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-21 16:05:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:05:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 16:05:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-21 16:05:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 16:05:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-21 16:05:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:05:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:05:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-21 16:05:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-21 16:05:18,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:18,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144855770] [2021-12-21 16:05:18,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144855770] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:18,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:18,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 16:05:18,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758116861] [2021-12-21 16:05:18,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:18,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 16:05:18,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:18,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 16:05:18,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 16:05:18,995 INFO L87 Difference]: Start difference. First operand 4296 states and 5854 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-21 16:05:19,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:19,724 INFO L93 Difference]: Finished difference Result 8736 states and 11932 transitions. [2021-12-21 16:05:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 16:05:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 169 [2021-12-21 16:05:19,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:19,743 INFO L225 Difference]: With dead ends: 8736 [2021-12-21 16:05:19,744 INFO L226 Difference]: Without dead ends: 4443 [2021-12-21 16:05:19,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:05:19,754 INFO L933 BasicCegarLoop]: 1376 mSDtfsCounter, 734 mSDsluCounter, 1404 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 835 SdHoareTripleChecker+Valid, 2780 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:19,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [835 Valid, 2780 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-21 16:05:19,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2021-12-21 16:05:19,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 4259. [2021-12-21 16:05:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4259 states, 3127 states have (on average 1.3277902142628717) internal successors, (4152), 3207 states have internal predecessors, (4152), 826 states have call successors, (826), 310 states have call predecessors, (826), 305 states have return successors, (823), 789 states have call predecessors, (823), 823 states have call successors, (823) [2021-12-21 16:05:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 4259 states and 5801 transitions. [2021-12-21 16:05:19,883 INFO L78 Accepts]: Start accepts. Automaton has 4259 states and 5801 transitions. Word has length 169 [2021-12-21 16:05:19,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:19,883 INFO L470 AbstractCegarLoop]: Abstraction has 4259 states and 5801 transitions. [2021-12-21 16:05:19,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2021-12-21 16:05:19,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 5801 transitions. [2021-12-21 16:05:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-12-21 16:05:19,888 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:05:19,888 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2021-12-21 16:05:19,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-21 16:05:19,889 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:05:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:05:19,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1096851978, now seen corresponding path program 1 times [2021-12-21 16:05:19,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:05:19,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758847807] [2021-12-21 16:05:19,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:05:19,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:05:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-21 16:05:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-21 16:05:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-21 16:05:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-21 16:05:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-21 16:05:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-21 16:05:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-21 16:05:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-21 16:05:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:05:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-21 16:05:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:05:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-21 16:05:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-21 16:05:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-21 16:05:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:05:20,104 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-21 16:05:20,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:05:20,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758847807] [2021-12-21 16:05:20,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758847807] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:05:20,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:05:20,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-21 16:05:20,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563703673] [2021-12-21 16:05:20,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:05:20,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-21 16:05:20,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:05:20,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-21 16:05:20,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-21 16:05:20,106 INFO L87 Difference]: Start difference. First operand 4259 states and 5801 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-21 16:05:21,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:05:21,489 INFO L93 Difference]: Finished difference Result 5255 states and 7309 transitions. [2021-12-21 16:05:21,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-21 16:05:21,489 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 186 [2021-12-21 16:05:21,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:05:21,490 INFO L225 Difference]: With dead ends: 5255 [2021-12-21 16:05:21,490 INFO L226 Difference]: Without dead ends: 0 [2021-12-21 16:05:21,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-12-21 16:05:21,536 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1043 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 440 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3106 SdHoareTripleChecker+Invalid, 1980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 440 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-21 16:05:21,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3106 Invalid, 1980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [440 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-21 16:05:21,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-21 16:05:21,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-21 16:05:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 16:05:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 16:05:21,538 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2021-12-21 16:05:21,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:05:21,538 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 16:05:21,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-21 16:05:21,539 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-21 16:05:21,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-21 16:05:21,541 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 16:05:21,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-21 16:05:21,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-21 16:06:00,820 INFO L858 garLoopResultBuilder]: For program point L3291(lines 3291 3295) no Hoare annotation was computed. [2021-12-21 16:06:00,820 INFO L861 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2021-12-21 16:06:00,820 INFO L858 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2021-12-21 16:06:00,820 INFO L861 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2021-12-21 16:06:00,821 INFO L858 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2021-12-21 16:06:00,821 INFO L861 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2021-12-21 16:06:00,821 INFO L858 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2021-12-21 16:06:00,821 INFO L861 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2021-12-21 16:06:00,821 INFO L858 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2021-12-21 16:06:00,821 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L861 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L858 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2021-12-21 16:06:00,822 INFO L861 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2021-12-21 16:06:00,823 INFO L861 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3270 3301) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L861 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point atomic_setFINAL(lines 3093 3099) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 3362) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point L3359-2(lines 3359 3362) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L858 garLoopResultBuilder]: For program point phantom_statusFINAL(lines 3348 3377) no Hoare annotation was computed. [2021-12-21 16:06:00,823 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-21 16:06:00,824 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-21 16:06:00,824 INFO L861 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2021-12-21 16:06:00,824 INFO L861 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2021-12-21 16:06:00,824 INFO L858 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2021-12-21 16:06:00,824 INFO L858 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2021-12-21 16:06:00,824 INFO L861 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2021-12-21 16:06:00,824 INFO L858 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2021-12-21 16:06:00,824 INFO L858 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2021-12-21 16:06:00,825 INFO L854 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (.cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)))) (and (or .cse0 .cse1 .cse2 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) .cse5))) [2021-12-21 16:06:00,825 INFO L858 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2021-12-21 16:06:00,825 INFO L861 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2021-12-21 16:06:00,826 INFO L858 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2021-12-21 16:06:00,826 INFO L858 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2021-12-21 16:06:00,826 INFO L861 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2021-12-21 16:06:00,826 INFO L858 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2021-12-21 16:06:00,826 INFO L858 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2021-12-21 16:06:00,826 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-21 16:06:00,827 INFO L858 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2021-12-21 16:06:00,827 INFO L854 garLoopResultBuilder]: At program point L3931(line 3931) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,827 INFO L861 garLoopResultBuilder]: At program point L5079(lines 5078 5080) the Hoare annotation is: true [2021-12-21 16:06:00,827 INFO L858 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2021-12-21 16:06:00,827 INFO L858 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2021-12-21 16:06:00,827 INFO L854 garLoopResultBuilder]: At program point L3927(line 3927) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,827 INFO L858 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2021-12-21 16:06:00,827 INFO L854 garLoopResultBuilder]: At program point L3925(line 3925) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,827 INFO L858 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2021-12-21 16:06:00,828 INFO L854 garLoopResultBuilder]: At program point L3923(line 3923) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,828 INFO L858 garLoopResultBuilder]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2021-12-21 16:06:00,828 INFO L854 garLoopResultBuilder]: At program point L3917(line 3917) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2021-12-21 16:06:00,828 INFO L854 garLoopResultBuilder]: At program point phantom_removeENTRY(lines 3912 3934) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2021-12-21 16:06:00,828 INFO L858 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2021-12-21 16:06:00,829 INFO L854 garLoopResultBuilder]: At program point L3928(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,829 INFO L861 garLoopResultBuilder]: At program point L5049(lines 5048 5050) the Hoare annotation is: true [2021-12-21 16:06:00,829 INFO L854 garLoopResultBuilder]: At program point L3926(line 3926) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,829 INFO L854 garLoopResultBuilder]: At program point L3928-1(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,829 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,829 INFO L858 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2021-12-21 16:06:00,829 INFO L854 garLoopResultBuilder]: At program point L3922(line 3922) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,829 INFO L858 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2021-12-21 16:06:00,829 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L854 garLoopResultBuilder]: At program point L4424(lines 4419 4426) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point pci_release_regionsFINAL(lines 5129 5131) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L861 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point L3314(lines 3314 3316) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L858 garLoopResultBuilder]: For program point L3314-2(lines 3314 3319) no Hoare annotation was computed. [2021-12-21 16:06:00,830 INFO L861 garLoopResultBuilder]: At program point L3314-4(lines 3310 3322) the Hoare annotation is: true [2021-12-21 16:06:00,831 INFO L861 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point L3691-2(lines 3691 3695) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L861 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2021-12-21 16:06:00,831 INFO L858 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2021-12-21 16:06:00,831 INFO L861 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2021-12-21 16:06:00,832 INFO L854 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,832 INFO L858 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2021-12-21 16:06:00,832 INFO L858 garLoopResultBuilder]: For program point phantom_pollFINAL(lines 3671 3720) no Hoare annotation was computed. [2021-12-21 16:06:00,832 INFO L861 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2021-12-21 16:06:00,832 INFO L858 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2021-12-21 16:06:00,832 INFO L858 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2021-12-21 16:06:00,832 INFO L858 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2021-12-21 16:06:00,833 INFO L858 garLoopResultBuilder]: For program point L3701(lines 3701 3704) no Hoare annotation was computed. [2021-12-21 16:06:00,833 INFO L858 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2021-12-21 16:06:00,833 INFO L858 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2021-12-21 16:06:00,833 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-21 16:06:00,833 INFO L858 garLoopResultBuilder]: For program point pci_get_drvdataFINAL(lines 3254 3260) no Hoare annotation was computed. [2021-12-21 16:06:00,833 INFO L861 garLoopResultBuilder]: At program point L5069-2(lines 5068 5070) the Hoare annotation is: true [2021-12-21 16:06:00,834 INFO L858 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2021-12-21 16:06:00,834 INFO L854 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,834 INFO L858 garLoopResultBuilder]: For program point L5069-1(line 5069) no Hoare annotation was computed. [2021-12-21 16:06:00,834 INFO L854 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,834 INFO L861 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2021-12-21 16:06:00,834 INFO L858 garLoopResultBuilder]: For program point iowrite32FINAL(lines 5088 5090) no Hoare annotation was computed. [2021-12-21 16:06:00,834 INFO L858 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2021-12-21 16:06:00,834 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-21 16:06:00,834 INFO L861 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2021-12-21 16:06:00,835 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,835 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2021-12-21 16:06:00,835 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,835 INFO L861 garLoopResultBuilder]: At program point L5038(lines 5037 5039) the Hoare annotation is: true [2021-12-21 16:06:00,835 INFO L861 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2021-12-21 16:06:00,835 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2021-12-21 16:06:00,835 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 3171 3177) no Hoare annotation was computed. [2021-12-21 16:06:00,835 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,835 INFO L858 garLoopResultBuilder]: For program point L3226(lines 3226 3232) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L861 garLoopResultBuilder]: At program point L3222(lines 3220 3223) the Hoare annotation is: true [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point L3216(lines 3216 3218) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point L3217(line 3217) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3224 3233) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L854 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= |old(#valid)| |#valid|)) [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point kfreeFINAL(lines 5164 5166) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L858 garLoopResultBuilder]: For program point free_irqFINAL(lines 5081 5083) no Hoare annotation was computed. [2021-12-21 16:06:00,836 INFO L861 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2021-12-21 16:06:00,837 INFO L854 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point pci_iomapFINAL(lines 5123 5125) no Hoare annotation was computed. [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2021-12-21 16:06:00,837 INFO L854 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point pci_iounmapFINAL(lines 5126 5128) no Hoare annotation was computed. [2021-12-21 16:06:00,837 INFO L861 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2021-12-21 16:06:00,837 INFO L858 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point class_destroyFINAL(lines 5058 5060) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L861 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2021-12-21 16:06:00,838 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 5105 5107) no Hoare annotation was computed. [2021-12-21 16:06:00,838 INFO L858 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point class_remove_fileFINAL(lines 5061 5063) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point pci_disable_deviceFINAL(lines 5116 5118) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point L5025(lines 5024 5026) the Hoare annotation is: true [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3302 3309) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point L3305-1(line 3305) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2021-12-21 16:06:00,840 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4428 4433) no Hoare annotation was computed. [2021-12-21 16:06:00,840 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point unregister_chrdev_regionFINAL(lines 5154 5156) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L861 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveFINAL(lines 5031 5033) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L861 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2021-12-21 16:06:00,841 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_unlock_open_lock_of_phantom_deviceENTRY(lines 4846 4856) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse5 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse5) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceFINAL(lines 4846 4856) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L854 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4435 4440) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point atomic_readFINAL(lines 3087 3092) no Hoare annotation was computed. [2021-12-21 16:06:00,841 INFO L858 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L861 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2021-12-21 16:06:00,842 INFO L861 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point ioread32FINAL(lines 5085 5087) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 5094 5096) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 5020 5022) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L854 garLoopResultBuilder]: At program point L5056(lines 5055 5057) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,842 INFO L854 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L854 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2021-12-21 16:06:00,842 INFO L861 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2021-12-21 16:06:00,842 INFO L854 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,842 INFO L854 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point L4793-1(lines 4791 4794) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2021-12-21 16:06:00,842 INFO L858 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L854 garLoopResultBuilder]: At program point L4133(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4001(lines 4001 4005) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L854 garLoopResultBuilder]: At program point L3869(line 3869) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L854 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4761-1(lines 4759 4762) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L858 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2021-12-21 16:06:00,843 INFO L854 garLoopResultBuilder]: At program point L4167(line 4167) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,843 INFO L854 garLoopResultBuilder]: At program point L3077(lines 3074 3079) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,844 INFO L854 garLoopResultBuilder]: At program point L3870(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,844 INFO L854 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,844 INFO L858 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2021-12-21 16:06:00,844 INFO L858 garLoopResultBuilder]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2021-12-21 16:06:00,844 INFO L854 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,844 INFO L854 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,844 INFO L854 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,844 INFO L858 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4366-1(line 4366) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L3243(lines 3239 3245) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4036(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4036-1(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2021-12-21 16:06:00,845 INFO L858 garLoopResultBuilder]: For program point L4895-1(lines 4893 4896) no Hoare annotation was computed. [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4796(lines 4788 4798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,845 INFO L854 garLoopResultBuilder]: At program point L4367(lines 4363 4370) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,845 INFO L858 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L4202(line 4202) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L854 garLoopResultBuilder]: At program point L4268(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L4103(line 4103) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L854 garLoopResultBuilder]: At program point L4037(line 4037) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L3872(lines 3872 3876) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L4764(lines 4764 4769) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L858 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2021-12-21 16:06:00,846 INFO L854 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,847 INFO L858 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L5161(lines 5160 5162) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,847 INFO L858 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L4997-2(lines 4996 4998) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L4898(lines 4890 4900) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,847 INFO L854 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,848 INFO L858 garLoopResultBuilder]: For program point L4997-1(line 4997) no Hoare annotation was computed. [2021-12-21 16:06:00,848 INFO L854 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,848 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 3614) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L858 garLoopResultBuilder]: For program point L3610-2(lines 3610 3614) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L854 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,849 INFO L858 garLoopResultBuilder]: For program point L4139(line 4139) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L858 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L858 garLoopResultBuilder]: For program point L4007(lines 4007 4011) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L858 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2021-12-21 16:06:00,849 INFO L854 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,850 INFO L854 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,850 INFO L858 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2021-12-21 16:06:00,850 INFO L854 garLoopResultBuilder]: At program point L3644(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,851 INFO L858 garLoopResultBuilder]: For program point L3644-1(line 3644) no Hoare annotation was computed. [2021-12-21 16:06:00,851 INFO L861 garLoopResultBuilder]: At program point L4272(lines 4076 4274) the Hoare annotation is: true [2021-12-21 16:06:00,851 INFO L854 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,851 INFO L854 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,851 INFO L858 garLoopResultBuilder]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2021-12-21 16:06:00,851 INFO L858 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2021-12-21 16:06:00,851 INFO L854 garLoopResultBuilder]: At program point L4768(lines 4756 4771) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2021-12-21 16:06:00,852 INFO L858 garLoopResultBuilder]: For program point L3645(lines 3645 3649) no Hoare annotation was computed. [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L3645-2(lines 3645 3649) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L4339-1(lines 4335 4342) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L5099(lines 5098 5100) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L4967(lines 4959 4969) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0) (= ~ldv_state_variable_3~0 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,852 INFO L854 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L3944(lines 3935 3946) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L858 garLoopResultBuilder]: For program point L3878(lines 3878 3882) no Hoare annotation was computed. [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L4374-1(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L3251(lines 3247 3253) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L854 garLoopResultBuilder]: At program point L5134(lines 5133 5135) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,853 INFO L858 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L854 garLoopResultBuilder]: At program point L4375(lines 4371 4378) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4177(line 4177) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L858 garLoopResultBuilder]: For program point L4045-1(line 4045) no Hoare annotation was computed. [2021-12-21 16:06:00,854 INFO L854 garLoopResultBuilder]: At program point L4045(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,855 INFO L854 garLoopResultBuilder]: At program point L3880(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,855 INFO L854 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,855 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-21 16:06:00,855 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4182) no Hoare annotation was computed. [2021-12-21 16:06:00,855 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-21 16:06:00,855 INFO L858 garLoopResultBuilder]: For program point L4046-2(lines 4046 4049) no Hoare annotation was computed. [2021-12-21 16:06:00,855 INFO L854 garLoopResultBuilder]: At program point L5004(lines 5003 5005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,855 INFO L854 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,855 INFO L858 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L854 garLoopResultBuilder]: At program point L3617(lines 3606 3619) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L4212(lines 4212 4260) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L4113(lines 4113 4141) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L854 garLoopResultBuilder]: At program point L5137(lines 5136 5138) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L4014(lines 4014 4018) no Hoare annotation was computed. [2021-12-21 16:06:00,856 INFO L858 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L854 garLoopResultBuilder]: At program point L3652(line 3652) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L4214(lines 4214 4222) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L858 garLoopResultBuilder]: For program point L4115(lines 4115 4120) no Hoare annotation was computed. [2021-12-21 16:06:00,857 INFO L854 garLoopResultBuilder]: At program point L4016(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,858 INFO L854 garLoopResultBuilder]: At program point L5007(lines 5006 5008) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,858 INFO L854 garLoopResultBuilder]: At program point L5073(lines 5072 5074) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,858 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,858 INFO L854 garLoopResultBuilder]: At program point L3191(lines 3188 3193) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,858 INFO L858 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2021-12-21 16:06:00,858 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4204) no Hoare annotation was computed. [2021-12-21 16:06:00,858 INFO L854 garLoopResultBuilder]: At program point L4050(lines 4031 4052) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,858 INFO L854 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2021-12-21 16:06:00,858 INFO L858 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L3885-1(line 3885) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L854 garLoopResultBuilder]: At program point L3885(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L858 garLoopResultBuilder]: For program point L4216(lines 4216 4220) no Hoare annotation was computed. [2021-12-21 16:06:00,859 INFO L854 garLoopResultBuilder]: At program point L5042(lines 5041 5043) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3889) no Hoare annotation was computed. [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L3886-2(lines 3886 3889) no Hoare annotation was computed. [2021-12-21 16:06:00,860 INFO L854 garLoopResultBuilder]: At program point L4382(line 4382) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,860 INFO L854 garLoopResultBuilder]: At program point L4382-1(line 4382) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2021-12-21 16:06:00,860 INFO L854 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,860 INFO L858 garLoopResultBuilder]: For program point L3821(lines 3821 3826) no Hoare annotation was computed. [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L3656(lines 3620 3658) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L4383(lines 4379 4386) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L4416(lines 4411 4418) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,861 INFO L858 garLoopResultBuilder]: For program point L4251(lines 4251 4254) no Hoare annotation was computed. [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L5110(lines 5109 5111) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,861 INFO L858 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L5011(lines 5010 5012) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,861 INFO L854 garLoopResultBuilder]: At program point L3954(lines 3947 3956) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,862 INFO L858 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2021-12-21 16:06:00,862 INFO L854 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,862 INFO L854 garLoopResultBuilder]: At program point L4351(lines 4343 4354) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2021-12-21 16:06:00,862 INFO L854 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2021-12-21 16:06:00,862 INFO L858 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-21 16:06:00,862 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,862 INFO L858 garLoopResultBuilder]: For program point L4187(lines 4187 4191) no Hoare annotation was computed. [2021-12-21 16:06:00,862 INFO L854 garLoopResultBuilder]: At program point L5046(lines 5045 5047) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,862 INFO L854 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L854 garLoopResultBuilder]: At program point L5145(lines 5144 5146) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L858 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2021-12-21 16:06:00,863 INFO L858 garLoopResultBuilder]: For program point L3857(lines 3857 3861) no Hoare annotation was computed. [2021-12-21 16:06:00,863 INFO L854 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L858 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2021-12-21 16:06:00,863 INFO L854 garLoopResultBuilder]: At program point L5014(lines 5013 5015) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L854 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L854 garLoopResultBuilder]: At program point L5114(lines 5113 5115) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,863 INFO L858 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2021-12-21 16:06:00,864 INFO L854 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,864 INFO L854 garLoopResultBuilder]: At program point L3793(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,864 INFO L854 garLoopResultBuilder]: At program point L3265(lines 3261 3267) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,864 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,864 INFO L858 garLoopResultBuilder]: For program point L4091(lines 4091 4267) no Hoare annotation was computed. [2021-12-21 16:06:00,864 INFO L854 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,864 INFO L854 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2021-12-21 16:06:00,864 INFO L858 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-21 16:06:00,864 INFO L858 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L858 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L854 garLoopResultBuilder]: At program point L3893(line 3893) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,865 INFO L854 garLoopResultBuilder]: At program point L3332(lines 3327 3334) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,865 INFO L858 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L858 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L858 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L858 garLoopResultBuilder]: For program point L4125(lines 4125 4130) no Hoare annotation was computed. [2021-12-21 16:06:00,865 INFO L854 garLoopResultBuilder]: At program point L5149(lines 5148 5150) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,865 INFO L854 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,866 INFO L858 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2021-12-21 16:06:00,866 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3999) no Hoare annotation was computed. [2021-12-21 16:06:00,866 INFO L854 garLoopResultBuilder]: At program point L3894(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,866 INFO L854 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,866 INFO L854 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,866 INFO L858 garLoopResultBuilder]: For program point L4258(line 4258) no Hoare annotation was computed. [2021-12-21 16:06:00,866 INFO L854 garLoopResultBuilder]: At program point L4390-1(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,866 INFO L858 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2021-12-21 16:06:00,866 INFO L858 garLoopResultBuilder]: For program point L4159(lines 4159 4163) no Hoare annotation was computed. [2021-12-21 16:06:00,867 INFO L858 garLoopResultBuilder]: For program point L4093(lines 4093 4108) no Hoare annotation was computed. [2021-12-21 16:06:00,867 INFO L858 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2021-12-21 16:06:00,867 INFO L854 garLoopResultBuilder]: At program point L3895(line 3895) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,867 INFO L858 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2021-12-21 16:06:00,867 INFO L854 garLoopResultBuilder]: At program point L4391(lines 4387 4394) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2021-12-21 16:06:00,867 INFO L854 garLoopResultBuilder]: At program point L4358(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,867 INFO L854 garLoopResultBuilder]: At program point L4358-1(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,867 INFO L854 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L5052(lines 5051 5053) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L858 garLoopResultBuilder]: For program point L3863-1(line 3863) no Hoare annotation was computed. [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L858 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2021-12-21 16:06:00,868 INFO L858 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L4359(lines 4355 4362) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,868 INFO L854 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L4227(lines 4227 4230) no Hoare annotation was computed. [2021-12-21 16:06:00,869 INFO L854 garLoopResultBuilder]: At program point L3236-2(lines 3234 3237) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L3236-1(line 3236) no Hoare annotation was computed. [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L4095(lines 4095 4105) no Hoare annotation was computed. [2021-12-21 16:06:00,869 INFO L854 garLoopResultBuilder]: At program point L5152(lines 5151 5153) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,869 INFO L854 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2021-12-21 16:06:00,869 INFO L858 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2021-12-21 16:06:00,870 INFO L854 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,870 INFO L854 garLoopResultBuilder]: At program point L3798(lines 3780 3800) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,870 INFO L858 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2021-12-21 16:06:00,870 INFO L858 garLoopResultBuilder]: For program point L4096(line 4096) no Hoare annotation was computed. [2021-12-21 16:06:00,870 INFO L854 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,870 INFO L858 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2021-12-21 16:06:00,870 INFO L858 garLoopResultBuilder]: For program point L4097(lines 4097 4101) no Hoare annotation was computed. [2021-12-21 16:06:00,870 INFO L854 garLoopResultBuilder]: At program point L5121(lines 5120 5122) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,870 INFO L858 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2021-12-21 16:06:00,871 INFO L854 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,871 INFO L858 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2021-12-21 16:06:00,871 INFO L854 garLoopResultBuilder]: At program point L3668(lines 3659 3670) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,871 INFO L858 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2021-12-21 16:06:00,871 INFO L854 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2021-12-21 16:06:00,871 INFO L861 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2021-12-21 16:06:00,871 INFO L858 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2021-12-21 16:06:00,871 INFO L858 garLoopResultBuilder]: For program point spinlock_checkFINAL(lines 3151 3156) no Hoare annotation was computed. [2021-12-21 16:06:00,871 INFO L861 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L861 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L861 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2021-12-21 16:06:00,872 INFO L858 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2021-12-21 16:06:00,872 INFO L861 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2021-12-21 16:06:00,873 INFO L861 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2021-12-21 16:06:00,873 INFO L861 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2021-12-21 16:06:00,873 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2021-12-21 16:06:00,873 INFO L858 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L861 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2021-12-21 16:06:00,874 INFO L858 garLoopResultBuilder]: For program point L3457(line 3457) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L858 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L861 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2021-12-21 16:06:00,874 INFO L861 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2021-12-21 16:06:00,874 INFO L858 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L858 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L858 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2021-12-21 16:06:00,874 INFO L861 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L858 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3574(lines 3415 3601) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L858 garLoopResultBuilder]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3509(lines 3490 3515) the Hoare annotation is: true [2021-12-21 16:06:00,875 INFO L858 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2021-12-21 16:06:00,875 INFO L861 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3493(lines 3493 3497) no Hoare annotation was computed. [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2021-12-21 16:06:00,876 INFO L861 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3493-2(lines 3493 3497) no Hoare annotation was computed. [2021-12-21 16:06:00,876 INFO L861 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2021-12-21 16:06:00,876 INFO L861 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3480) no Hoare annotation was computed. [2021-12-21 16:06:00,876 INFO L858 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L861 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2021-12-21 16:06:00,877 INFO L861 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L861 garLoopResultBuilder]: At program point L3511(lines 3490 3515) the Hoare annotation is: true [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3445(lines 3445 3448) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3445-2(lines 3445 3448) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3429(line 3429) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2021-12-21 16:06:00,877 INFO L858 garLoopResultBuilder]: For program point L3545(lines 3545 3549) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3545-2(lines 3545 3549) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L861 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2021-12-21 16:06:00,878 INFO L861 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L858 garLoopResultBuilder]: For program point L3463-2(line 3463) no Hoare annotation was computed. [2021-12-21 16:06:00,878 INFO L861 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2021-12-21 16:06:00,879 INFO L861 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2021-12-21 16:06:00,879 INFO L858 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2021-12-21 16:06:00,879 INFO L861 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2021-12-21 16:06:00,879 INFO L858 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2021-12-21 16:06:00,879 INFO L858 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2021-12-21 16:06:00,879 INFO L858 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2021-12-21 16:06:00,879 INFO L861 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2021-12-21 16:06:00,879 INFO L861 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2021-12-21 16:06:00,879 INFO L858 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3415(lines 3415 3601) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L861 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L858 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2021-12-21 16:06:00,880 INFO L861 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3416(line 3416) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3449(line 3449) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3416-2(line 3416) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3449-2(lines 3449 3454) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3449-4(lines 3449 3454) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L854 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2021-12-21 16:06:00,881 INFO L858 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L861 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L861 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3518(line 3518) no Hoare annotation was computed. [2021-12-21 16:06:00,882 INFO L858 garLoopResultBuilder]: For program point L3518-2(line 3518) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L861 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L861 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L858 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2021-12-21 16:06:00,883 INFO L861 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point L3536(line 3536) no Hoare annotation was computed. [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point L3536-2(line 3536) no Hoare annotation was computed. [2021-12-21 16:06:00,884 INFO L861 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2021-12-21 16:06:00,884 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_unlock_phantom_mutexENTRY(lines 4948 4958) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_mutex_phantom_mutex~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|)) (not (= ~ldv_retval_0~0 0))) [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexFINAL(lines 4948 4958) no Hoare annotation was computed. [2021-12-21 16:06:00,884 INFO L854 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|)) (not (= ~ldv_retval_0~0 0))) [2021-12-21 16:06:00,884 INFO L858 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2021-12-21 16:06:00,885 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2021-12-21 16:06:00,885 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2021-12-21 16:06:00,885 INFO L858 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2021-12-21 16:06:00,885 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3080 3086) no Hoare annotation was computed. [2021-12-21 16:06:00,885 INFO L861 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2021-12-21 16:06:00,885 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2021-12-21 16:06:00,887 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 16:06:00,888 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 16:06:00,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 04:06:00 BoogieIcfgContainer [2021-12-21 16:06:00,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 16:06:00,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 16:06:00,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 16:06:00,916 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 16:06:00,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:05:11" (3/4) ... [2021-12-21 16:06:00,918 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 16:06:00,932 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2021-12-21 16:06:00,933 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2021-12-21 16:06:00,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-12-21 16:06:00,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-21 16:06:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2021-12-21 16:06:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2021-12-21 16:06:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2021-12-21 16:06:00,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-21 16:06:00,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 282 nodes and edges [2021-12-21 16:06:00,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-12-21 16:06:00,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2021-12-21 16:06:00,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-12-21 16:06:00,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-21 16:06:00,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 16:06:00,974 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 16:06:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-21 16:06:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-21 16:06:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 [2021-12-21 16:06:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-21 16:06:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-21 16:06:01,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2021-12-21 16:06:01,004 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2021-12-21 16:06:01,004 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2021-12-21 16:06:01,105 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 16:06:01,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 16:06:01,106 INFO L158 Benchmark]: Toolchain (without parser) took 52525.97ms. Allocated memory was 98.6MB in the beginning and 775.9MB in the end (delta: 677.4MB). Free memory was 61.3MB in the beginning and 322.3MB in the end (delta: -261.0MB). Peak memory consumption was 416.4MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,106 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 16:06:01,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.47ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 61.0MB in the beginning and 84.2MB in the end (delta: -23.2MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.95ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 75.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,107 INFO L158 Benchmark]: Boogie Preprocessor took 111.33ms. Allocated memory is still 146.8MB. Free memory was 75.1MB in the beginning and 101.9MB in the end (delta: -26.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,107 INFO L158 Benchmark]: RCFGBuilder took 1414.37ms. Allocated memory was 146.8MB in the beginning and 209.7MB in the end (delta: 62.9MB). Free memory was 101.9MB in the beginning and 129.6MB in the end (delta: -27.7MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,108 INFO L158 Benchmark]: TraceAbstraction took 49831.07ms. Allocated memory was 209.7MB in the beginning and 775.9MB in the end (delta: 566.2MB). Free memory was 128.5MB in the beginning and 383.7MB in the end (delta: -255.1MB). Peak memory consumption was 469.4MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,108 INFO L158 Benchmark]: Witness Printer took 189.86ms. Allocated memory is still 775.9MB. Free memory was 383.7MB in the beginning and 322.3MB in the end (delta: 61.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-21 16:06:01,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.47ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 61.0MB in the beginning and 84.2MB in the end (delta: -23.2MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.95ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 75.1MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.33ms. Allocated memory is still 146.8MB. Free memory was 75.1MB in the beginning and 101.9MB in the end (delta: -26.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1414.37ms. Allocated memory was 146.8MB in the beginning and 209.7MB in the end (delta: 62.9MB). Free memory was 101.9MB in the beginning and 129.6MB in the end (delta: -27.7MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * TraceAbstraction took 49831.07ms. Allocated memory was 209.7MB in the beginning and 775.9MB in the end (delta: 566.2MB). Free memory was 128.5MB in the beginning and 383.7MB in the end (delta: -255.1MB). Peak memory consumption was 469.4MB. Max. memory is 16.1GB. * Witness Printer took 189.86ms. Allocated memory is still 775.9MB. Free memory was 383.7MB in the beginning and 322.3MB in the end (delta: 61.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4431]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 568 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.8s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 39.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9661 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8819 mSDsluCounter, 25122 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13418 mSDsCounter, 2519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4279 IncrementalHoareTripleChecker+Invalid, 6798 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2519 mSolverCounterUnsat, 11704 mSDtfsCounter, 4279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4316occurred in iteration=9, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 2101 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 245 LocationsWithAnnotation, 8633 PreInvPairs, 9781 NumberOfFragments, 3491 HoareAnnotationTreeSize, 8633 FomulaSimplifications, 236544 FormulaSimplificationTreeSizeReduction, 30.2s HoareSimplificationTime, 245 FomulaSimplificationsInter, 1692596 FormulaSimplificationTreeSizeReductionInter, 8.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1110 NumberOfCodeBlocks, 1110 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1097 ConstructedInterpolants, 0 QuantifiedInterpolants, 1695 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 348/348 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4335]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3188]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5010]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5113]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5148]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5055]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5160]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3261]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4343]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - InvariantResult [Line: 4387]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 5024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3947]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3935]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4363]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4959]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) && ldv_state_variable_3 == 0 - InvariantResult [Line: 5144]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5120]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5006]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4890]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3606]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5003]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4031]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3327]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3247]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4788]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 5041]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5051]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5045]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5098]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4355]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4371]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3234]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5072]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5037]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3620]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5151]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 4419]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_open_lock_of_phantom_device == 1)) || !(ldv_retval_0 == 0)) || !(ldv_mutex_phantom_mutex == 1)) || ldv_state_variable_3 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4996]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3074]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4756]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5136]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4411]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5109]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5133]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 RESULT: Ultimate proved your program to be correct! [2021-12-21 16:06:01,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE