./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.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 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 21:34:58,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 21:34:58,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 21:34:58,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 21:34:58,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 21:34:58,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 21:34:58,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 21:34:58,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 21:34:58,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 21:34:58,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 21:34:58,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 21:34:58,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 21:34:58,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 21:34:58,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 21:34:58,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 21:34:58,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 21:34:58,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 21:34:58,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 21:34:58,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 21:34:58,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 21:34:58,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 21:34:58,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 21:34:58,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 21:34:58,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 21:34:58,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 21:34:58,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 21:34:58,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 21:34:58,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 21:34:58,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 21:34:58,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 21:34:58,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 21:34:58,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 21:34:58,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 21:34:58,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 21:34:58,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 21:34:58,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 21:34:58,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 21:34:58,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 21:34:58,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 21:34:58,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 21:34:58,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 21:34:58,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-02-20 21:34:58,938 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 21:34:58,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 21:34:58,939 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 21:34:58,939 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 21:34:58,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 21:34:58,940 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 21:34:58,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 21:34:58,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 21:34:58,940 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 21:34:58,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 21:34:58,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 21:34:58,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 21:34:58,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 21:34:58,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 21:34:58,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 21:34:58,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 21:34:58,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 21:34:58,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 21:34:58,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 21:34:58,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 21:34:58,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 21:34:58,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 21:34:58,945 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 21:34:58,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 21:34:58,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 21:34:58,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 [2022-02-20 21:34:59,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 21:34:59,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 21:34:59,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 21:34:59,175 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 21:34:59,178 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 21:34:59,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2022-02-20 21:34:59,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad820e34/74d113b954d74abf8c1bfbf5108628bc/FLAG8df0c631d [2022-02-20 21:34:59,916 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 21:34:59,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2022-02-20 21:34:59,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad820e34/74d113b954d74abf8c1bfbf5108628bc/FLAG8df0c631d [2022-02-20 21:35:00,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad820e34/74d113b954d74abf8c1bfbf5108628bc [2022-02-20 21:35:00,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 21:35:00,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 21:35:00,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 21:35:00,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 21:35:00,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 21:35:00,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:35:00" (1/1) ... [2022-02-20 21:35:00,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:00, skipping insertion in model container [2022-02-20 21:35:00,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:35:00" (1/1) ... [2022-02-20 21:35:00,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 21:35:00,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 21:35:01,602 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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2022-02-20 21:35:01,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:35:01,666 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 21:35:01,854 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1076) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1076) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-20 21:35:01,862 INFO L158 Benchmark]: Toolchain (without parser) took 1592.07ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 64.7MB in the beginning and 48.7MB in the end (delta: 15.9MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-02-20 21:35:01,863 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 21:35:01,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1589.79ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 64.5MB in the beginning and 48.7MB in the end (delta: 15.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-02-20 21:35:01,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1589.79ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 64.5MB in the beginning and 48.7MB in the end (delta: 15.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 21:35:03,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 21:35:03,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 21:35:03,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 21:35:03,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 21:35:03,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 21:35:03,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 21:35:03,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 21:35:03,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 21:35:03,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 21:35:03,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 21:35:03,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 21:35:03,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 21:35:03,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 21:35:03,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 21:35:03,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 21:35:03,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 21:35:03,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 21:35:03,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 21:35:03,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 21:35:03,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 21:35:03,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 21:35:03,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 21:35:03,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 21:35:03,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 21:35:03,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 21:35:03,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 21:35:03,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 21:35:03,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 21:35:03,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 21:35:03,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 21:35:03,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 21:35:03,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 21:35:03,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 21:35:03,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 21:35:03,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 21:35:03,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 21:35:03,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 21:35:03,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 21:35:03,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 21:35:03,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 21:35:03,393 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-02-20 21:35:03,422 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 21:35:03,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 21:35:03,423 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 21:35:03,423 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 21:35:03,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 21:35:03,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 21:35:03,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 21:35:03,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 21:35:03,426 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 21:35:03,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 21:35:03,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 21:35:03,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 21:35:03,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 21:35:03,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 21:35:03,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 21:35:03,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 21:35:03,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 21:35:03,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 21:35:03,428 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 21:35:03,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 21:35:03,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 21:35:03,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 21:35:03,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 21:35:03,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 21:35:03,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 21:35:03,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 21:35:03,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 21:35:03,431 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f4e8d7632085ae4998f8f04f0272dba6593137ea460111f26ea8fa69071af83 [2022-02-20 21:35:03,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 21:35:03,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 21:35:03,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 21:35:03,717 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 21:35:03,717 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 21:35:03,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2022-02-20 21:35:03,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccad4e/956ffded57fd4c8283b79c7709614ed7/FLAG7efd3b097 [2022-02-20 21:35:04,412 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 21:35:04,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2022-02-20 21:35:04,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccad4e/956ffded57fd4c8283b79c7709614ed7/FLAG7efd3b097 [2022-02-20 21:35:04,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccad4e/956ffded57fd4c8283b79c7709614ed7 [2022-02-20 21:35:04,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 21:35:04,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 21:35:04,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 21:35:04,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 21:35:04,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 21:35:04,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:35:04" (1/1) ... [2022-02-20 21:35:04,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ffbe68a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:04, skipping insertion in model container [2022-02-20 21:35:04,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:35:04" (1/1) ... [2022-02-20 21:35:04,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 21:35:04,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 21:35:06,249 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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2022-02-20 21:35:06,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:35:06,311 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-02-20 21:35:06,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 21:35:06,627 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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2022-02-20 21:35:06,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:35:06,655 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 21:35:06,921 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-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i[290796,290809] [2022-02-20 21:35:06,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:35:07,016 INFO L208 MainTranslator]: Completed translation [2022-02-20 21:35:07,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07 WrapperNode [2022-02-20 21:35:07,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 21:35:07,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 21:35:07,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 21:35:07,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 21:35:07,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,212 INFO L137 Inliner]: procedures = 258, calls = 2005, calls flagged for inlining = 120, calls inlined = 91, statements flattened = 4466 [2022-02-20 21:35:07,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 21:35:07,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 21:35:07,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 21:35:07,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 21:35:07,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 21:35:07,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 21:35:07,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 21:35:07,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 21:35:07,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (1/1) ... [2022-02-20 21:35:07,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 21:35:07,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 21:35:07,436 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) [2022-02-20 21:35:07,447 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 [2022-02-20 21:35:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure he_remove_one [2022-02-20 21:35:07,463 INFO L138 BoogieDeclarations]: Found implementation of procedure he_remove_one [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-02-20 21:35:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2022-02-20 21:35:07,464 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-02-20 21:35:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-02-20 21:35:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure he_close [2022-02-20 21:35:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure he_close [2022-02-20 21:35:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-02-20 21:35:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-02-20 21:35:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-02-20 21:35:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-02-20 21:35:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-02-20 21:35:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-02-20 21:35:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-02-20 21:35:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-02-20 21:35:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_get [2022-02-20 21:35:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_get [2022-02-20 21:35:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-02-20 21:35:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-02-20 21:35:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-02-20 21:35:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-02-20 21:35:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_tpd [2022-02-20 21:35:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_tpd [2022-02-20 21:35:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure rate_to_atmf [2022-02-20 21:35:07,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rate_to_atmf [2022-02-20 21:35:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-02-20 21:35:07,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-02-20 21:35:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2022-02-20 21:35:07,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2022-02-20 21:35:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-02-20 21:35:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-02-20 21:35:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-02-20 21:35:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-02-20 21:35:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-02-20 21:35:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-02-20 21:35:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_put [2022-02-20 21:35:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_put [2022-02-20 21:35:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-20 21:35:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-20 21:35:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-20 21:35:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-20 21:35:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-02-20 21:35:07,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-02-20 21:35:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 21:35:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-02-20 21:35:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-02-20 21:35:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 21:35:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-02-20 21:35:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-02-20 21:35:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-02-20 21:35:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-02-20 21:35:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-02-20 21:35:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-02-20 21:35:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-02-20 21:35:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-02-20 21:35:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-02-20 21:35:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-02-20 21:35:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-02-20 21:35:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-02-20 21:35:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-02-20 21:35:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure he_readl_internal [2022-02-20 21:35:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure he_readl_internal [2022-02-20 21:35:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 21:35:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-02-20 21:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-02-20 21:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-02-20 21:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-02-20 21:35:07,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-02-20 21:35:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-02-20 21:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-02-20 21:35:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2022-02-20 21:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2022-02-20 21:35:07,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-02-20 21:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-02-20 21:35:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-02-20 21:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-02-20 21:35:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-02-20 21:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-02-20 21:35:07,476 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-02-20 21:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-02-20 21:35:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure he_writel_internal [2022-02-20 21:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure he_writel_internal [2022-02-20 21:35:07,477 INFO L130 BoogieDeclarations]: Found specification of procedure he_ioctl [2022-02-20 21:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure he_ioctl [2022-02-20 21:35:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure he_open [2022-02-20 21:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure he_open [2022-02-20 21:35:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-02-20 21:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-02-20 21:35:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-02-20 21:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-02-20 21:35:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-02-20 21:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-02-20 21:35:07,478 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-02-20 21:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-02-20 21:35:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-02-20 21:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-02-20 21:35:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-02-20 21:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-02-20 21:35:07,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-02-20 21:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-02-20 21:35:07,480 INFO L130 BoogieDeclarations]: Found specification of procedure he_stop [2022-02-20 21:35:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure he_stop [2022-02-20 21:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-02-20 21:35:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-02-20 21:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-02-20 21:35:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-02-20 21:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 21:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-02-20 21:35:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-02-20 21:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __enqueue_tpd [2022-02-20 21:35:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __enqueue_tpd [2022-02-20 21:35:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-02-20 21:35:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-02-20 21:35:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-02-20 21:35:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-02-20 21:35:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-02-20 21:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-02-20 21:35:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2022-02-20 21:35:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure read_prom_byte [2022-02-20 21:35:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure read_prom_byte [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-02-20 21:35:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-02-20 21:35:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-02-20 21:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-02-20 21:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-02-20 21:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-02-20 21:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-02-20 21:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 21:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-02-20 21:35:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-02-20 21:35:08,093 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 21:35:08,095 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 21:35:34,353 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 21:35:34,377 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 21:35:34,377 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 21:35:34,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 09:35:34 BoogieIcfgContainer [2022-02-20 21:35:34,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 21:35:34,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 21:35:34,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 21:35:34,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 21:35:34,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 09:35:04" (1/3) ... [2022-02-20 21:35:34,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55825090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 09:35:34, skipping insertion in model container [2022-02-20 21:35:34,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:35:07" (2/3) ... [2022-02-20 21:35:34,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55825090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 09:35:34, skipping insertion in model container [2022-02-20 21:35:34,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 09:35:34" (3/3) ... [2022-02-20 21:35:34,386 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2022-02-20 21:35:34,390 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 21:35:34,390 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 21:35:34,437 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 21:35:34,444 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 [2022-02-20 21:35:34,444 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 21:35:34,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 1592 states, 1023 states have (on average 1.278592375366569) internal successors, (1308), 1042 states have internal predecessors, (1308), 500 states have call successors, (500), 67 states have call predecessors, (500), 67 states have return successors, (500), 495 states have call predecessors, (500), 500 states have call successors, (500) [2022-02-20 21:35:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-20 21:35:34,513 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 21:35:34,513 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-02-20 21:35:34,514 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 21:35:34,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 21:35:34,519 INFO L85 PathProgramCache]: Analyzing trace with hash 203151281, now seen corresponding path program 1 times [2022-02-20 21:35:34,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 21:35:34,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1546162295] [2022-02-20 21:35:34,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 21:35:34,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 21:35:34,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 21:35:34,549 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 21:35:34,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-02-20 21:35:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 21:35:35,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 21:35:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 21:35:35,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 21:35:35,679 INFO L290 TraceCheckUtils]: 0: Hoare triple {1595#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0bv64, 0bv64;assume 0bv1 == #valid[0bv64];assume ~bvult64(0bv64, #StackHeapBarrier);call #Ultimate.allocInit(2bv64, 1bv64);call write~init~intINTTYPE1(48bv8, 1bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 1bv64, 1bv64, 1bv64);call #Ultimate.allocInit(71bv64, 2bv64);call #Ultimate.allocInit(136bv64, 3bv64);call #Ultimate.allocInit(27bv64, 4bv64);call #Ultimate.allocInit(137bv64, 5bv64);call #Ultimate.allocInit(16bv64, 6bv64);call #Ultimate.allocInit(32bv64, 7bv64);call #Ultimate.allocInit(3bv64, 8bv64);call write~init~intINTTYPE1(104bv8, 8bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(101bv8, 8bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 8bv64, 2bv64, 1bv64);call #Ultimate.allocInit(31bv64, 9bv64);call #Ultimate.allocInit(30bv64, 10bv64);call #Ultimate.allocInit(45bv64, 11bv64);call #Ultimate.allocInit(43bv64, 12bv64);call #Ultimate.allocInit(5bv64, 13bv64);call write~init~intINTTYPE1(114bv8, 13bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(98bv8, 13bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(112bv8, 13bv64, 2bv64, 1bv64);call write~init~intINTTYPE1(108bv8, 13bv64, 3bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 13bv64, 4bv64, 1bv64);call #Ultimate.allocInit(35bv64, 14bv64);call #Ultimate.allocInit(34bv64, 15bv64);call #Ultimate.allocInit(32bv64, 16bv64);call #Ultimate.allocInit(30bv64, 17bv64);call #Ultimate.allocInit(32bv64, 18bv64);call #Ultimate.allocInit(31bv64, 19bv64);call #Ultimate.allocInit(3bv64, 20bv64);call write~init~intINTTYPE1(104bv8, 20bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(101bv8, 20bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 20bv64, 2bv64, 1bv64);call #Ultimate.allocInit(30bv64, 21bv64);call #Ultimate.allocInit(30bv64, 22bv64);call #Ultimate.allocInit(32bv64, 23bv64);call #Ultimate.allocInit(32bv64, 24bv64);call #Ultimate.allocInit(29bv64, 25bv64);call #Ultimate.allocInit(36bv64, 26bv64);call #Ultimate.allocInit(40bv64, 27bv64);call #Ultimate.allocInit(34bv64, 28bv64);call #Ultimate.allocInit(38bv64, 29bv64);call #Ultimate.allocInit(34bv64, 30bv64);call #Ultimate.allocInit(21bv64, 31bv64);call #Ultimate.allocInit(43bv64, 32bv64);call #Ultimate.allocInit(33bv64, 33bv64);call #Ultimate.allocInit(32bv64, 34bv64);call #Ultimate.allocInit(3bv64, 35bv64);call write~init~intINTTYPE1(83bv8, 35bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(77bv8, 35bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 35bv64, 2bv64, 1bv64);call #Ultimate.allocInit(3bv64, 36bv64);call write~init~intINTTYPE1(77bv8, 36bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(77bv8, 36bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 36bv64, 2bv64, 1bv64);call #Ultimate.allocInit(34bv64, 37bv64);call #Ultimate.allocInit(4bv64, 38bv64);call write~init~intINTTYPE1(116bv8, 38bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(112bv8, 38bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(100bv8, 38bv64, 2bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 38bv64, 3bv64, 1bv64);call #Ultimate.allocInit(38bv64, 39bv64);call #Ultimate.allocInit(44bv64, 40bv64);call #Ultimate.allocInit(39bv64, 41bv64);call #Ultimate.allocInit(30bv64, 42bv64);call #Ultimate.allocInit(47bv64, 43bv64);call #Ultimate.allocInit(21bv64, 44bv64);call #Ultimate.allocInit(19bv64, 45bv64);call #Ultimate.allocInit(22bv64, 46bv64);call #Ultimate.allocInit(30bv64, 47bv64);call #Ultimate.allocInit(46bv64, 48bv64);call #Ultimate.allocInit(18bv64, 49bv64);call #Ultimate.allocInit(18bv64, 50bv64);call #Ultimate.allocInit(40bv64, 51bv64);call #Ultimate.allocInit(40bv64, 52bv64);call #Ultimate.allocInit(34bv64, 53bv64);call #Ultimate.allocInit(40bv64, 54bv64);call #Ultimate.allocInit(46bv64, 55bv64);call #Ultimate.allocInit(34bv64, 56bv64);call #Ultimate.allocInit(32bv64, 57bv64);call #Ultimate.allocInit(48bv64, 58bv64);call #Ultimate.allocInit(34bv64, 59bv64);call #Ultimate.allocInit(15bv64, 60bv64);call #Ultimate.allocInit(7bv64, 61bv64);call write~init~intINTTYPE1(37bv8, 61bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(115bv8, 61bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(37bv8, 61bv64, 2bv64, 1bv64);call write~init~intINTTYPE1(115bv8, 61bv64, 3bv64, 1bv64);call write~init~intINTTYPE1(10bv8, 61bv64, 4bv64, 1bv64);call write~init~intINTTYPE1(10bv8, 61bv64, 5bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 61bv64, 6bv64, 1bv64);call #Ultimate.allocInit(3bv64, 62bv64);call write~init~intINTTYPE1(83bv8, 62bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(77bv8, 62bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 62bv64, 2bv64, 1bv64);call #Ultimate.allocInit(3bv64, 63bv64);call write~init~intINTTYPE1(77bv8, 63bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(77bv8, 63bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 63bv64, 2bv64, 1bv64);call #Ultimate.allocInit(70bv64, 64bv64);call #Ultimate.allocInit(29bv64, 65bv64);call #Ultimate.allocInit(37bv64, 66bv64);call #Ultimate.allocInit(28bv64, 67bv64);call #Ultimate.allocInit(38bv64, 68bv64);call #Ultimate.allocInit(27bv64, 69bv64);call #Ultimate.allocInit(57bv64, 70bv64);call #Ultimate.allocInit(25bv64, 71bv64);call #Ultimate.allocInit(32bv64, 72bv64);call #Ultimate.allocInit(3bv64, 73bv64);call write~init~intINTTYPE1(104bv8, 73bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(101bv8, 73bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 73bv64, 2bv64, 1bv64);call #Ultimate.allocInit(3bv64, 74bv64);call write~init~intINTTYPE1(104bv8, 74bv64, 0bv64, 1bv64);call write~init~intINTTYPE1(101bv8, 74bv64, 1bv64, 1bv64);call write~init~intINTTYPE1(0bv8, 74bv64, 2bv64, 1bv64);~he_devs~0.base, ~he_devs~0.offset := 0bv64, 0bv64;~disable64~0 := 0bv8;~nvpibits~0 := 65535bv16;~nvcibits~0 := 65535bv16;~rx_skb_reserve~0 := 16bv16;~irq_coalesce~0 := 1bv8;~sdh~0 := 0bv8;~#readtab~0.base, ~#readtab~0.offset := 75bv64, 0bv64;call #Ultimate.allocInit(68bv64, 75bv64);call write~init~intINTTYPE4(4352bv32, ~#readtab~0.base, ~#readtab~0.offset, 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(4bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(8bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(12bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(16bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(20bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(24bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(28bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(32bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(36bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(40bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#readtab~0.base, ~bvadd64(44bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#readtab~0.base, ~bvadd64(48bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(512bv32, ~#readtab~0.base, ~bvadd64(52bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(768bv32, ~#readtab~0.base, ~bvadd64(56bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(512bv32, ~#readtab~0.base, ~bvadd64(60bv64, ~#readtab~0.offset), 4bv64);call write~init~intINTTYPE4(768bv32, ~#readtab~0.base, ~bvadd64(64bv64, ~#readtab~0.offset), 4bv64);~#clocktab~0.base, ~#clocktab~0.offset := 76bv64, 0bv64;call #Ultimate.allocInit(68bv64, 76bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~#clocktab~0.offset, 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(4bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(8bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(12bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(16bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(20bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(24bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(28bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(32bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(36bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(40bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(44bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(48bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(52bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(56bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(256bv32, ~#clocktab~0.base, ~bvadd64(60bv64, ~#clocktab~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#clocktab~0.base, ~bvadd64(64bv64, ~#clocktab~0.offset), 4bv64);~#he_ops~0.base, ~#he_ops~0.offset := 77bv64, 0bv64;call #Ultimate.allocInit(112bv64, 77bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~#he_ops~0.offset, 8bv64);call write~init~$Pointer$(#funAddr~he_open.base, #funAddr~he_open.offset, ~#he_ops~0.base, ~bvadd64(8bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_close.base, #funAddr~he_close.offset, ~#he_ops~0.base, ~bvadd64(16bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_ioctl.base, #funAddr~he_ioctl.offset, ~#he_ops~0.base, ~bvadd64(24bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~bvadd64(32bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~bvadd64(40bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~bvadd64(48bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_send.base, #funAddr~he_send.offset, ~#he_ops~0.base, ~bvadd64(56bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~bvadd64(64bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_phy_put.base, #funAddr~he_phy_put.offset, ~#he_ops~0.base, ~bvadd64(72bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_phy_get.base, #funAddr~he_phy_get.offset, ~#he_ops~0.base, ~bvadd64(80bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_ops~0.base, ~bvadd64(88bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_proc_read.base, #funAddr~he_proc_read.offset, ~#he_ops~0.base, ~bvadd64(96bv64, ~#he_ops~0.offset), 8bv64);call write~init~$Pointer$(~#__this_module~0.base, ~#__this_module~0.offset, ~#he_ops~0.base, ~bvadd64(104bv64, ~#he_ops~0.offset), 8bv64);~#he_pci_tbl~0.base, ~#he_pci_tbl~0.offset := 78bv64, 0bv64;call #Ultimate.allocInit(64bv64, 78bv64);call write~init~intINTTYPE4(4391bv32, ~#he_pci_tbl~0.base, ~#he_pci_tbl~0.offset, 4bv64);call write~init~intINTTYPE4(1024bv32, ~#he_pci_tbl~0.base, ~bvadd64(4bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(4294967295bv32, ~#he_pci_tbl~0.base, ~bvadd64(8bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(4294967295bv32, ~#he_pci_tbl~0.base, ~bvadd64(12bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(16bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(20bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE8(0bv64, ~#he_pci_tbl~0.base, ~bvadd64(24bv64, ~#he_pci_tbl~0.offset), 8bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(32bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(36bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(40bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(44bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(48bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_pci_tbl~0.base, ~bvadd64(52bv64, ~#he_pci_tbl~0.offset), 4bv64);call write~init~intINTTYPE8(0bv64, ~#he_pci_tbl~0.base, ~bvadd64(56bv64, ~#he_pci_tbl~0.offset), 8bv64);~__mod_pci_device_table~0.vendor := 0bv32;~__mod_pci_device_table~0.device := 0bv32;~__mod_pci_device_table~0.subvendor := 0bv32;~__mod_pci_device_table~0.subdevice := 0bv32;~__mod_pci_device_table~0.class := 0bv32;~__mod_pci_device_table~0.class_mask := 0bv32;~__mod_pci_device_table~0.driver_data := 0bv64;~#he_driver~0.base, ~#he_driver~0.offset := 79bv64, 0bv64;call #Ultimate.allocInit(301bv64, 79bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~#he_driver~0.offset, 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(8bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(73bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(16bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(~#he_pci_tbl~0.base, ~#he_pci_tbl~0.offset, ~#he_driver~0.base, ~bvadd64(24bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_init_one.base, #funAddr~he_init_one.offset, ~#he_driver~0.base, ~bvadd64(32bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(#funAddr~he_remove_one.base, #funAddr~he_remove_one.offset, ~#he_driver~0.base, ~bvadd64(40bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(48bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(56bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(64bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(72bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(80bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(88bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(96bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(104bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(112bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(120bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(128bv64, ~#he_driver~0.offset), 8bv64);call write~init~intINTTYPE1(0bv8, ~#he_driver~0.base, ~bvadd64(136bv64, ~#he_driver~0.offset), 1bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(137bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(145bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(153bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(161bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(169bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(177bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(185bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(193bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(201bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(209bv64, ~#he_driver~0.offset), 8bv64);call write~init~intINTTYPE4(0bv32, ~#he_driver~0.base, ~bvadd64(217bv64, ~#he_driver~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_driver~0.base, ~bvadd64(221bv64, ~#he_driver~0.offset), 4bv64);call write~init~intINTTYPE4(0bv32, ~#he_driver~0.base, ~bvadd64(225bv64, ~#he_driver~0.offset), 4bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(229bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(237bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(245bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(253bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(261bv64, ~#he_driver~0.offset), 8bv64);call write~init~intINTTYPE4(0bv32, ~#he_driver~0.base, ~bvadd64(269bv64, ~#he_driver~0.offset), 4bv64);call write~init~intINTTYPE8(0bv64, ~#he_driver~0.base, ~bvadd64(273bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(285bv64, ~#he_driver~0.offset), 8bv64);call write~init~$Pointer$(0bv64, 0bv64, ~#he_driver~0.base, ~bvadd64(293bv64, ~#he_driver~0.offset), 8bv64);~LDV_IN_INTERRUPT~0 := 0bv32;~ldv_spin~0 := 0bv32; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,680 INFO L290 TraceCheckUtils]: 1: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc1313#1.base, main_#t~malloc1313#1.offset, main_#t~ret1314#1, main_#t~nondet1315#1, main_#t~switch1316#1, main_#t~ret1317#1, main_#t~ret1318#1, main_#t~ret1319#1, main_#t~ret1320#1, main_#t~ret1321#1, main_#t~ret1322#1, main_#t~ret1323#1, main_#t~nondet1324#1, main_~var_group1~0#1.base, main_~var_group1~0#1.offset, main_~res_he_open_23~0#1, main_~var_group2~0#1.base, main_~var_group2~0#1.offset, main_~var_he_ioctl_26_p1~0#1, main_~var_he_ioctl_26_p2~0#1.base, main_~var_he_ioctl_26_p2~0#1.offset, main_~var_group3~0#1.base, main_~var_group3~0#1.offset, main_~var_he_phy_put_27_p1~0#1, main_~var_he_phy_put_27_p2~0#1, main_~var_he_phy_get_28_p1~0#1, main_~var_he_proc_read_29_p1~0#1.base, main_~var_he_proc_read_29_p1~0#1.offset, main_~var_he_proc_read_29_p2~0#1.base, main_~var_he_proc_read_29_p2~0#1.offset, main_~var_group4~0#1.base, main_~var_group4~0#1.offset, main_~var_he_init_one_3_p1~0#1.base, main_~var_he_init_one_3_p1~0#1.offset, main_~res_he_init_one_3~0#1, main_~var_he_irq_handler_21_p0~0#1, main_~var_he_irq_handler_21_p1~0#1.base, main_~var_he_irq_handler_21_p1~0#1.offset, main_~ldv_s_he_ops_atmdev_ops~0#1, main_~ldv_s_he_driver_pci_driver~0#1, main_~tmp~47#1, main_~tmp___0~20#1, main_~tmp___1~14#1;havoc main_~var_group1~0#1.base, main_~var_group1~0#1.offset;havoc main_~res_he_open_23~0#1;havoc main_~var_group2~0#1.base, main_~var_group2~0#1.offset;havoc main_~var_he_ioctl_26_p1~0#1;havoc main_~var_he_ioctl_26_p2~0#1.base, main_~var_he_ioctl_26_p2~0#1.offset;havoc main_~var_group3~0#1.base, main_~var_group3~0#1.offset;havoc main_~var_he_phy_put_27_p1~0#1;havoc main_~var_he_phy_put_27_p2~0#1;havoc main_~var_he_phy_get_28_p1~0#1;havoc main_~var_he_proc_read_29_p1~0#1.base, main_~var_he_proc_read_29_p1~0#1.offset;havoc main_~var_he_proc_read_29_p2~0#1.base, main_~var_he_proc_read_29_p2~0#1.offset;havoc main_~var_group4~0#1.base, main_~var_group4~0#1.offset;havoc main_~var_he_init_one_3_p1~0#1.base, main_~var_he_init_one_3_p1~0#1.offset;havoc main_~res_he_init_one_3~0#1;havoc main_~var_he_irq_handler_21_p0~0#1;havoc main_~var_he_irq_handler_21_p1~0#1.base, main_~var_he_irq_handler_21_p1~0#1.offset;havoc main_~ldv_s_he_ops_atmdev_ops~0#1;havoc main_~ldv_s_he_driver_pci_driver~0#1;havoc main_~tmp~47#1;havoc main_~tmp___0~20#1;havoc main_~tmp___1~14#1;call main_#t~malloc1313#1.base, main_#t~malloc1313#1.offset := #Ultimate.allocOnHeap(1590bv64);main_~var_group1~0#1.base, main_~var_group1~0#1.offset := main_#t~malloc1313#1.base, main_#t~malloc1313#1.offset;havoc main_#t~malloc1313#1.base, main_#t~malloc1313#1.offset;call write~$Pointer$(#funAddr~void_one_par_dummy.base, #funAddr~void_one_par_dummy.offset, main_~var_group1~0#1.base, ~bvadd64(1420bv64, main_~var_group1~0#1.offset), 8bv64);call write~$Pointer$(#funAddr~void_two_par_dummy.base, #funAddr~void_two_par_dummy.offset, main_~var_group1~0#1.base, ~bvadd64(1428bv64, main_~var_group1~0#1.offset), 8bv64);call write~$Pointer$(#funAddr~void_two_par_dummy.base, #funAddr~void_two_par_dummy.offset, main_~var_group1~0#1.base, ~bvadd64(1436bv64, main_~var_group1~0#1.offset), 8bv64);call write~$Pointer$(#funAddr~int_two_par_dummy.base, #funAddr~int_two_par_dummy.offset, main_~var_group1~0#1.base, ~bvadd64(1444bv64, main_~var_group1~0#1.offset), 8bv64);call write~$Pointer$(#funAddr~int_two_par_dummy.base, #funAddr~int_two_par_dummy.offset, main_~var_group1~0#1.base, ~bvadd64(1452bv64, main_~var_group1~0#1.offset), 8bv64);main_~ldv_s_he_ops_atmdev_ops~0#1 := 0bv32;main_~ldv_s_he_driver_pci_driver~0#1 := 0bv32;~LDV_IN_INTERRUPT~0 := 1bv32;assume { :begin_inline_ldv_initialize } true; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,681 INFO L290 TraceCheckUtils]: 2: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume { :end_inline_ldv_initialize } true; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,682 INFO L272 TraceCheckUtils]: 3: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call ldv_handler_precall(); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,682 INFO L290 TraceCheckUtils]: 4: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume true; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,683 INFO L284 TraceCheckUtils]: 5: Hoare quadruple {1600#(= ~ldv_spin~0 (_ bv0 32))} {1600#(= ~ldv_spin~0 (_ bv0 32))} #3344#return; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,684 INFO L290 TraceCheckUtils]: 6: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume { :begin_inline_he_init } true;havoc he_init_#res#1;havoc he_init_#t~ret1309#1, he_init_~tmp~46#1;havoc he_init_~tmp~46#1;assume { :begin_inline___pci_register_driver } true;__pci_register_driver_#in~arg0#1.base, __pci_register_driver_#in~arg0#1.offset, __pci_register_driver_#in~arg1#1.base, __pci_register_driver_#in~arg1#1.offset, __pci_register_driver_#in~arg2#1.base, __pci_register_driver_#in~arg2#1.offset := ~#he_driver~0.base, ~#he_driver~0.offset, ~#__this_module~0.base, ~#__this_module~0.offset, 74bv64, 0bv64;havoc __pci_register_driver_#res#1;havoc __pci_register_driver_#t~nondet1343#1, __pci_register_driver_~arg0#1.base, __pci_register_driver_~arg0#1.offset, __pci_register_driver_~arg1#1.base, __pci_register_driver_~arg1#1.offset, __pci_register_driver_~arg2#1.base, __pci_register_driver_~arg2#1.offset;__pci_register_driver_~arg0#1.base, __pci_register_driver_~arg0#1.offset := __pci_register_driver_#in~arg0#1.base, __pci_register_driver_#in~arg0#1.offset;__pci_register_driver_~arg1#1.base, __pci_register_driver_~arg1#1.offset := __pci_register_driver_#in~arg1#1.base, __pci_register_driver_#in~arg1#1.offset;__pci_register_driver_~arg2#1.base, __pci_register_driver_~arg2#1.offset := __pci_register_driver_#in~arg2#1.base, __pci_register_driver_#in~arg2#1.offset;__pci_register_driver_#res#1 := __pci_register_driver_#t~nondet1343#1;havoc __pci_register_driver_#t~nondet1343#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,684 INFO L290 TraceCheckUtils]: 7: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} he_init_#t~ret1309#1 := __pci_register_driver_#res#1;assume { :end_inline___pci_register_driver } true;he_init_~tmp~46#1 := he_init_#t~ret1309#1;havoc he_init_#t~ret1309#1;he_init_#res#1 := he_init_~tmp~46#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,684 INFO L290 TraceCheckUtils]: 8: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} main_#t~ret1314#1 := he_init_#res#1;assume { :end_inline_he_init } true;main_~tmp~47#1 := main_#t~ret1314#1;havoc main_#t~ret1314#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,685 INFO L290 TraceCheckUtils]: 9: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume !(0bv32 != main_~tmp~47#1); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,685 INFO L290 TraceCheckUtils]: 10: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} main_~tmp___1~14#1 := main_#t~nondet1324#1;havoc main_#t~nondet1324#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,686 INFO L290 TraceCheckUtils]: 11: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume (0bv32 != main_~tmp___1~14#1 || 0bv32 != main_~ldv_s_he_ops_atmdev_ops~0#1) || 0bv32 != main_~ldv_s_he_driver_pci_driver~0#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,686 INFO L290 TraceCheckUtils]: 12: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} main_~tmp___0~20#1 := main_#t~nondet1315#1;havoc main_#t~nondet1315#1;main_#t~switch1316#1 := 0bv32 == main_~tmp___0~20#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,686 INFO L290 TraceCheckUtils]: 13: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume main_#t~switch1316#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,687 INFO L290 TraceCheckUtils]: 14: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume 0bv32 == main_~ldv_s_he_ops_atmdev_ops~0#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,687 INFO L272 TraceCheckUtils]: 15: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call ldv_handler_precall(); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,688 INFO L290 TraceCheckUtils]: 16: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume true; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,689 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1600#(= ~ldv_spin~0 (_ bv0 32))} {1600#(= ~ldv_spin~0 (_ bv0 32))} #3346#return; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,690 INFO L272 TraceCheckUtils]: 18: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call main_#t~ret1317#1 := he_open(main_~var_group1~0#1.base, main_~var_group1~0#1.offset); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,690 INFO L290 TraceCheckUtils]: 19: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} ~vcc#1.base, ~vcc#1.offset := #in~vcc#1.base, #in~vcc#1.offset;havoc ~flags~2#1;havoc ~he_dev~5#1.base, ~he_dev~5#1.offset;havoc ~he_vcc~1#1.base, ~he_vcc~1#1.offset;havoc ~err~2#1;havoc ~cid~1#1;havoc ~rsr0~0#1;havoc ~rsr1~0#1;havoc ~rsr4~0#1;havoc ~tsr0~0#1;havoc ~tsr0_aal~0#1;havoc ~tsr4~0#1;havoc ~period~1#1;havoc ~reg~4#1;havoc ~clock~1#1;havoc ~vpi~1#1;havoc ~vci~1#1;havoc ~tmp~40#1.base, ~tmp~40#1.offset;call ~#__key~1#1.base, ~#__key~1#1.offset := #Ultimate.allocOnStack(8bv64);call ~#__key___0~0#1.base, ~#__key___0~0#1.offset := #Ultimate.allocOnStack(8bv64);havoc ~pcr_goal~0#1;havoc ~tmp___0~14#1;havoc ~tmp___1~9#1;havoc ~tmp___2~7#1;havoc ~tmp___3~3#1;havoc ~aal~0#1;call #t~mem1071#1.base, #t~mem1071#1.offset := read~$Pointer$(~vcc#1.base, ~bvadd64(1279bv64, ~vcc#1.offset), 8bv64);call #t~mem1072#1.base, #t~mem1072#1.offset := read~$Pointer$(#t~mem1071#1.base, ~bvadd64(28bv64, #t~mem1071#1.offset), 8bv64);~he_dev~5#1.base, ~he_dev~5#1.offset := #t~mem1072#1.base, #t~mem1072#1.offset;havoc #t~mem1071#1.base, #t~mem1071#1.offset;havoc #t~mem1072#1.base, #t~mem1072#1.offset;~err~2#1 := 0bv32;call #t~mem1073#1 := read~intINTTYPE2(~vcc#1.base, ~bvadd64(1257bv64, ~vcc#1.offset), 2bv64);~vpi~1#1 := #t~mem1073#1;havoc #t~mem1073#1;call #t~mem1074#1 := read~intINTTYPE4(~vcc#1.base, ~bvadd64(1259bv64, ~vcc#1.offset), 4bv64);~vci~1#1 := #t~mem1074#1;havoc #t~mem1074#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,691 INFO L290 TraceCheckUtils]: 20: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume !(4294967294bv32 == ~vci~1#1 || 4294967294bv32 == ~sign_extendFrom16To32(~vpi~1#1)); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,692 INFO L272 TraceCheckUtils]: 21: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call set_bit(0bv32, ~vcc#1.base, ~bvadd64(1249bv64, ~vcc#1.offset)); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,692 INFO L290 TraceCheckUtils]: 22: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} ~nr := #in~nr;~addr.base, ~addr.offset := #in~addr.base, #in~addr.offset; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,693 INFO L290 TraceCheckUtils]: 23: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume true; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,693 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {1600#(= ~ldv_spin~0 (_ bv0 32))} {1600#(= ~ldv_spin~0 (_ bv0 32))} #3020#return; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,694 INFO L290 TraceCheckUtils]: 25: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call #t~mem1075#1 := read~intINTTYPE4(~he_dev~5#1.base, ~bvadd64(56bv64, ~he_dev~5#1.offset), 4bv64);~cid~1#1 := ~bvand32(8191bv32, ~bvor32(~bvshl32(~sign_extendFrom16To32(~vpi~1#1), #t~mem1075#1), ~vci~1#1));havoc #t~mem1075#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,694 INFO L272 TraceCheckUtils]: 26: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call #t~ret1076#1.base, #t~ret1076#1.offset := kmalloc(200bv64, 32bv32); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,695 INFO L290 TraceCheckUtils]: 27: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} ~size#1 := #in~size#1;~flags#1 := #in~flags#1; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,695 INFO L272 TraceCheckUtils]: 28: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} call ldv_check_alloc_flags(~flags#1); {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,696 INFO L290 TraceCheckUtils]: 29: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} ~flags := #in~flags; {1600#(= ~ldv_spin~0 (_ bv0 32))} is VALID [2022-02-20 21:35:35,696 INFO L290 TraceCheckUtils]: 30: Hoare triple {1600#(= ~ldv_spin~0 (_ bv0 32))} assume !(0bv32 == ~ldv_spin~0 || 0bv32 != ~bvand32(32bv32, ~flags)); {1596#false} is VALID [2022-02-20 21:35:35,696 INFO L272 TraceCheckUtils]: 31: Hoare triple {1596#false} call ldv_error(); {1596#false} is VALID [2022-02-20 21:35:35,696 INFO L290 TraceCheckUtils]: 32: Hoare triple {1596#false} assume !false; {1596#false} is VALID [2022-02-20 21:35:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-20 21:35:35,698 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 21:35:35,698 INFO L144 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-02-20 21:35:35,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1546162295] [2022-02-20 21:35:35,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1546162295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 21:35:35,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 21:35:35,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 21:35:35,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181164801] [2022-02-20 21:35:35,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 21:35:35,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2022-02-20 21:35:35,707 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 21:35:35,709 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-02-20 21:35:35,795 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 21:35:35,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 21:35:35,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-02-20 21:35:35,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 21:35:35,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 21:35:35,817 INFO L87 Difference]: Start difference. First operand has 1592 states, 1023 states have (on average 1.278592375366569) internal successors, (1308), 1042 states have internal predecessors, (1308), 500 states have call successors, (500), 67 states have call predecessors, (500), 67 states have return successors, (500), 495 states have call predecessors, (500), 500 states have call successors, (500) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)