./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.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 bdbaacac7560cb4317515ea94aeb4341c343c1b3a78ea4f9610ad493958cf26e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:50:10,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:50:10,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:50:10,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:50:10,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:50:10,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:50:10,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:50:10,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:50:10,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:50:10,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:50:10,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:50:10,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:50:10,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:50:10,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:50:10,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:50:10,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:50:10,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:50:10,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:50:10,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:50:10,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:50:10,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:50:10,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:50:10,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:50:10,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:50:10,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:50:10,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:50:10,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:50:10,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:50:10,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:50:10,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:50:10,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:50:10,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:50:10,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:50:10,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:50:10,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:50:10,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:50:10,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:50:10,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:50:10,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:50:10,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:50:10,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:50:10,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:50:10,400 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:50:10,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:50:10,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:50:10,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:50:10,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:50:10,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:50:10,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:50:10,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:50:10,404 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:50:10,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:50:10,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:50:10,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:50:10,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:50:10,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:50:10,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:50:10,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:50:10,406 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:50:10,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:50:10,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:50:10,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:50:10,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:50:10,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:50:10,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:50:10,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:50:10,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:50:10,409 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdbaacac7560cb4317515ea94aeb4341c343c1b3a78ea4f9610ad493958cf26e [2021-12-28 04:50:10,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:50:10,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:50:10,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:50:10,736 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:50:10,737 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:50:10,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2021-12-28 04:50:10,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c159eb72/161f7d76c3584685b523872c4e2be95d/FLAG84065c4a6 [2021-12-28 04:50:11,672 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:50:11,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2021-12-28 04:50:11,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c159eb72/161f7d76c3584685b523872c4e2be95d/FLAG84065c4a6 [2021-12-28 04:50:12,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c159eb72/161f7d76c3584685b523872c4e2be95d [2021-12-28 04:50:12,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:50:12,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:50:12,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:50:12,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:50:12,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:50:12,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:50:12" (1/1) ... [2021-12-28 04:50:12,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e505451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:12, skipping insertion in model container [2021-12-28 04:50:12,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:50:12" (1/1) ... [2021-12-28 04:50:12,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:50:12,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:50:15,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387186,387199] [2021-12-28 04:50:15,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387355,387368] [2021-12-28 04:50:15,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387522,387535] [2021-12-28 04:50:15,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387690,387703] [2021-12-28 04:50:15,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:50:15,449 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:50:15,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387186,387199] [2021-12-28 04:50:15,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387355,387368] [2021-12-28 04:50:15,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387522,387535] [2021-12-28 04:50:15,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i[387690,387703] [2021-12-28 04:50:15,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:50:16,119 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:50:16,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16 WrapperNode [2021-12-28 04:50:16,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:50:16,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:50:16,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:50:16,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:50:16,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,473 INFO L137 Inliner]: procedures = 541, calls = 2423, calls flagged for inlining = 273, calls inlined = 244, statements flattened = 5583 [2021-12-28 04:50:16,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:50:16,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:50:16,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:50:16,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:50:16,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:50:16,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:50:16,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:50:16,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:50:16,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (1/1) ... [2021-12-28 04:50:16,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:50:16,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:50:16,757 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) [2021-12-28 04:50:16,841 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 [2021-12-28 04:50:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2021-12-28 04:50:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2021-12-28 04:50:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 04:50:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 04:50:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:50:16,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:50:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 04:50:16,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 04:50:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:50:16,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:50:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_78 [2021-12-28 04:50:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_78 [2021-12-28 04:50:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 04:50:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 04:50:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure cp_poll_controller [2021-12-28 04:50:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_poll_controller [2021-12-28 04:50:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 04:50:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 04:50:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:50:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_rings [2021-12-28 04:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_rings [2021-12-28 04:50:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 04:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 04:50:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 04:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 04:50:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 04:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 04:50:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 04:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 04:50:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 04:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 04:50:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:50:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:50:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:50:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 04:50:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 04:50:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_rxbufsize [2021-12-28 04:50:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_rxbufsize [2021-12-28 04:50:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd [2021-12-28 04:50:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd [2021-12-28 04:50:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 04:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 04:50:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-28 04:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-28 04:50:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:50:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 04:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 04:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_109 [2021-12-28 04:50:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_109 [2021-12-28 04:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 04:50:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 04:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 04:50:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 04:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_rings_index [2021-12-28 04:50:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_rings_index [2021-12-28 04:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:50:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 04:50:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 04:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-28 04:50:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-28 04:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 04:50:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 04:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-28 04:50:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-28 04:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure cp_set_rx_mode [2021-12-28 04:50:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_set_rx_mode [2021-12-28 04:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 04:50:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 04:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 04:50:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 04:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_cp_private [2021-12-28 04:50:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_cp_private [2021-12-28 04:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 04:50:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 04:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 04:50:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 04:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-28 04:50:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-28 04:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 04:50:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 04:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure write_eeprom [2021-12-28 04:50:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure write_eeprom [2021-12-28 04:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:50:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-28 04:50:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-28 04:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 04:50:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 04:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:50:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_regs_len [2021-12-28 04:50:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_regs_len [2021-12-28 04:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-28 04:50:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-28 04:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-28 04:50:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-28 04:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-28 04:50:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-28 04:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 04:50:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 04:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cp_start_hw [2021-12-28 04:50:16,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_start_hw [2021-12-28 04:50:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-28 04:50:16,874 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-28 04:50:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-28 04:50:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-28 04:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:50:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cp_free_rings [2021-12-28 04:50:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_free_rings [2021-12-28 04:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cp_stop_hw [2021-12-28 04:50:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_stop_hw [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:50:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure cp_get_eeprom_len [2021-12-28 04:50:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_get_eeprom_len [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 04:50:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 04:50:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 04:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_reset_queue [2021-12-28 04:50:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_reset_queue [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure cp_nway_reset [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_nway_reset [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-28 04:50:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-28 04:50:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure cp_resume [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_resume [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cp_enable_irq [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_enable_irq [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-28 04:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cp_private [2021-12-28 04:50:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cp_private [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2021-12-28 04:50:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure __cp_set_rx_mode [2021-12-28 04:50:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __cp_set_rx_mode [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cp_clean_rings [2021-12-28 04:50:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_clean_rings [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 04:50:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 04:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 04:50:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 04:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-28 04:50:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-28 04:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 04:50:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 04:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 04:50:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 04:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd_end [2021-12-28 04:50:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd_end [2021-12-28 04:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_108 [2021-12-28 04:50:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_108 [2021-12-28 04:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-28 04:50:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-28 04:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-28 04:50:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-28 04:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 04:50:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 04:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure cp_close [2021-12-28 04:50:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_close [2021-12-28 04:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 04:50:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 04:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure cp_open [2021-12-28 04:50:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_open [2021-12-28 04:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:50:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure cp_tx_timeout [2021-12-28 04:50:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_tx_timeout [2021-12-28 04:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 04:50:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 04:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_cmd_start [2021-12-28 04:50:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_cmd_start [2021-12-28 04:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 04:50:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 04:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure cp_init_hw [2021-12-28 04:50:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_init_hw [2021-12-28 04:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-28 04:50:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-28 04:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_extend_cmd [2021-12-28 04:50:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_extend_cmd [2021-12-28 04:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-28 04:50:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-28 04:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-28 04:50:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-28 04:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-28 04:50:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-28 04:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-28 04:50:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-28 04:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure cp_interrupt [2021-12-28 04:50:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_interrupt [2021-12-28 04:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 04:50:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 04:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-28 04:50:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-28 04:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cp_remove_one [2021-12-28 04:50:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cp_remove_one [2021-12-28 04:50:17,622 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:50:17,625 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:50:17,752 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:50:58,025 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 04:50:58,216 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:50:58,238 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:50:58,239 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:50:58,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:50:58 BoogieIcfgContainer [2021-12-28 04:50:58,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:50:58,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:50:58,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:50:58,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:50:58,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:50:12" (1/3) ... [2021-12-28 04:50:58,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5a1cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:50:58, skipping insertion in model container [2021-12-28 04:50:58,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:50:16" (2/3) ... [2021-12-28 04:50:58,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5a1cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:50:58, skipping insertion in model container [2021-12-28 04:50:58,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:50:58" (3/3) ... [2021-12-28 04:50:58,249 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-realtek-8139cp.cil.i [2021-12-28 04:50:58,253 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:50:58,255 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-28 04:50:58,311 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:50:58,322 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 [2021-12-28 04:50:58,323 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-28 04:50:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand has 2021 states, 1350 states have (on average 1.24) internal successors, (1674), 1373 states have internal predecessors, (1674), 562 states have call successors, (562), 107 states have call predecessors, (562), 106 states have return successors, (557), 553 states have call predecessors, (557), 557 states have call successors, (557) [2021-12-28 04:50:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-28 04:50:58,409 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:50:58,410 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:50:58,411 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 04:50:58,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:50:58,416 INFO L85 PathProgramCache]: Analyzing trace with hash -392823862, now seen corresponding path program 1 times [2021-12-28 04:50:58,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:50:58,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148399970] [2021-12-28 04:50:58,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:50:58,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:50:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 04:50:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 04:50:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 04:50:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 04:50:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 04:50:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 04:50:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 04:50:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 04:50:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 04:50:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 04:50:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 04:50:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 04:50:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 04:50:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:50:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 04:50:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 04:50:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:50:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-28 04:50:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:50:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:50:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2021-12-28 04:50:59,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:50:59,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148399970] [2021-12-28 04:50:59,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148399970] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:50:59,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:50:59,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:50:59,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62391419] [2021-12-28 04:50:59,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:50:59,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:50:59,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:50:59,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:50:59,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:50:59,803 INFO L87 Difference]: Start difference. First operand has 2021 states, 1350 states have (on average 1.24) internal successors, (1674), 1373 states have internal predecessors, (1674), 562 states have call successors, (562), 107 states have call predecessors, (562), 106 states have return successors, (557), 553 states have call predecessors, (557), 557 states have call successors, (557) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2021-12-28 04:51:01,880 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:51:04,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []