./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 00:58:07,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:58:07,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:58:07,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:58:07,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:58:07,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:58:07,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:58:07,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:58:07,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:58:07,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:58:07,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:58:07,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:58:07,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:58:07,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:58:07,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:58:07,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:58:07,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:58:07,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:58:07,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:58:07,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:58:07,234 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:58:07,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:58:07,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:58:07,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:58:07,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:58:07,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:58:07,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:58:07,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:58:07,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:58:07,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:58:07,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:58:07,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:58:07,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:58:07,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:58:07,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:58:07,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:58:07,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:58:07,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:58:07,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:58:07,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:58:07,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:58:07,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:58:07,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 00:58:07,272 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:58:07,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:58:07,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:58:07,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:58:07,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:58:07,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:58:07,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:58:07,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:58:07,279 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:58:07,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:58:07,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 00:58:07,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:58:07,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:58:07,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:58:07,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:58:07,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:58:07,281 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:58:07,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:58:07,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:58:07,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:58:07,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:58:07,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:58:07,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:58:07,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:58:07,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:58:07,285 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2022-07-14 00:58:07,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:58:07,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:58:07,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:58:07,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:58:07,581 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:58:07,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-14 00:58:07,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a10a506/5e0a6048b8594de688878092fb976f98/FLAG249701992 [2022-07-14 00:58:08,218 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:58:08,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-14 00:58:08,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a10a506/5e0a6048b8594de688878092fb976f98/FLAG249701992 [2022-07-14 00:58:08,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40a10a506/5e0a6048b8594de688878092fb976f98 [2022-07-14 00:58:08,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:58:08,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:58:08,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:58:08,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:58:08,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:58:08,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:58:08" (1/1) ... [2022-07-14 00:58:08,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b6acce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:08, skipping insertion in model container [2022-07-14 00:58:08,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:58:08" (1/1) ... [2022-07-14 00:58:08,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:58:08,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:58:09,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2022-07-14 00:58:09,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:58:09,100 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:58:09,205 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: iobase = iobase & 4294967294U [2976] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) 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:1397) 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:1081) 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) 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) [2022-07-14 00:58:09,215 INFO L158 Benchmark]: Toolchain (without parser) took 746.64ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 49.8MB in the beginning and 55.8MB in the end (delta: -6.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-07-14 00:58:09,215 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 00:58:09,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.69ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 49.6MB in the beginning and 55.8MB in the end (delta: -6.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-07-14 00:58:09,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 743.69ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 49.6MB in the beginning and 55.8MB in the end (delta: -6.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: iobase = iobase & 4294967294U [2976] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: iobase = iobase & 4294967294U [2976]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) 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 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.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 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 00:58:10,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:58:10,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:58:11,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:58:11,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:58:11,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:58:11,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:58:11,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:58:11,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:58:11,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:58:11,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:58:11,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:58:11,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:58:11,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:58:11,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:58:11,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:58:11,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:58:11,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:58:11,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:58:11,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:58:11,053 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:58:11,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:58:11,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:58:11,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:58:11,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:58:11,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:58:11,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:58:11,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:58:11,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:58:11,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:58:11,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:58:11,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:58:11,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:58:11,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:58:11,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:58:11,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:58:11,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:58:11,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:58:11,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:58:11,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:58:11,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:58:11,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:58:11,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 00:58:11,107 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:58:11,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:58:11,108 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:58:11,108 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:58:11,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:58:11,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:58:11,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:58:11,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:58:11,111 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:58:11,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:58:11,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:58:11,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:58:11,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:58:11,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:58:11,112 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 00:58:11,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 00:58:11,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 00:58:11,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:58:11,113 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:58:11,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:58:11,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:58:11,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:58:11,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:58:11,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:58:11,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:58:11,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:58:11,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:58:11,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 00:58:11,115 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 00:58:11,115 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:58:11,116 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:58:11,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:58:11,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 00:58:11,116 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2022-07-14 00:58:11,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:58:11,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:58:11,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:58:11,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:58:11,477 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:58:11,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-14 00:58:11,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e65e83a3/7034fce590d6494abb5b2a2ad1b01f33/FLAGd00f34830 [2022-07-14 00:58:12,160 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:58:12,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-14 00:58:12,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e65e83a3/7034fce590d6494abb5b2a2ad1b01f33/FLAGd00f34830 [2022-07-14 00:58:12,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e65e83a3/7034fce590d6494abb5b2a2ad1b01f33 [2022-07-14 00:58:12,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:58:12,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:58:12,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:58:12,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:58:12,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:58:12,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:58:12" (1/1) ... [2022-07-14 00:58:12,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da0e241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:12, skipping insertion in model container [2022-07-14 00:58:12,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:58:12" (1/1) ... [2022-07-14 00:58:12,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:58:12,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:58:13,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2022-07-14 00:58:13,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:58:13,226 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:58:13,365 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2022-07-14 00:58:13,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:58:13,405 INFO L208 MainTranslator]: Completed translation [2022-07-14 00:58:13,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13 WrapperNode [2022-07-14 00:58:13,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 00:58:13,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 00:58:13,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 00:58:13,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 00:58:13,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,493 INFO L137 Inliner]: procedures = 85, calls = 159, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 414 [2022-07-14 00:58:13,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 00:58:13,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 00:58:13,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 00:58:13,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 00:58:13,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 00:58:13,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 00:58:13,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 00:58:13,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 00:58:13,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (1/1) ... [2022-07-14 00:58:13,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:58:13,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 00:58:13,586 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) [2022-07-14 00:58:13,602 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 [2022-07-14 00:58:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 00:58:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 00:58:13,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 00:58:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 00:58:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2022-07-14 00:58:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2022-07-14 00:58:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 00:58:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 00:58:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2022-07-14 00:58:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 00:58:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 00:58:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 00:58:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 00:58:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 00:58:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 00:58:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 00:58:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 00:58:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-14 00:58:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-14 00:58:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 00:58:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 00:58:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-14 00:58:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-14 00:58:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 00:58:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-14 00:58:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-14 00:58:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 00:58:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 00:58:13,885 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 00:58:13,886 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 00:58:13,931 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 00:58:15,708 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 00:58:15,716 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 00:58:15,719 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 00:58:15,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:58:15 BoogieIcfgContainer [2022-07-14 00:58:15,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 00:58:15,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 00:58:15,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 00:58:15,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 00:58:15,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:58:12" (1/3) ... [2022-07-14 00:58:15,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511166f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:58:15, skipping insertion in model container [2022-07-14 00:58:15,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:58:13" (2/3) ... [2022-07-14 00:58:15,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511166f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:58:15, skipping insertion in model container [2022-07-14 00:58:15,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:58:15" (3/3) ... [2022-07-14 00:58:15,739 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2022-07-14 00:58:15,753 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 00:58:15,753 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 00:58:15,812 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 00:58:15,822 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3564925b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@13f5ffa8 [2022-07-14 00:58:15,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 00:58:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 99 states have internal predecessors, (118), 24 states have call successors, (24), 10 states have call predecessors, (24), 9 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-07-14 00:58:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-14 00:58:15,835 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:58:15,835 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:58:15,836 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:58:15,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:58:15,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1680540981, now seen corresponding path program 1 times [2022-07-14 00:58:15,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:58:15,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1014435124] [2022-07-14 00:58:15,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:58:15,851 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:58:15,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:58:15,859 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) [2022-07-14 00:58:15,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 00:58:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:58:16,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 00:58:16,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:58:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 00:58:16,065 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:58:16,066 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:58:16,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1014435124] [2022-07-14 00:58:16,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1014435124] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:58:16,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:58:16,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 00:58:16,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834957767] [2022-07-14 00:58:16,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:58:16,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 00:58:16,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:58:16,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 00:58:16,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:58:16,112 INFO L87 Difference]: Start difference. First operand has 130 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 99 states have internal predecessors, (118), 24 states have call successors, (24), 10 states have call predecessors, (24), 9 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-14 00:58:16,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:58:16,239 INFO L93 Difference]: Finished difference Result 273 states and 358 transitions. [2022-07-14 00:58:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 00:58:16,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-07-14 00:58:16,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:58:16,250 INFO L225 Difference]: With dead ends: 273 [2022-07-14 00:58:16,251 INFO L226 Difference]: Without dead ends: 136 [2022-07-14 00:58:16,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:58:16,260 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 134 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 00:58:16,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 194 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 00:58:16,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-07-14 00:58:16,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2022-07-14 00:58:16,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 104 states have (on average 1.2115384615384615) internal successors, (126), 104 states have internal predecessors, (126), 22 states have call successors, (22), 10 states have call predecessors, (22), 9 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-07-14 00:58:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 169 transitions. [2022-07-14 00:58:16,328 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 169 transitions. Word has length 20 [2022-07-14 00:58:16,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:58:16,329 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 169 transitions. [2022-07-14 00:58:16,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-14 00:58:16,329 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 169 transitions. [2022-07-14 00:58:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-07-14 00:58:16,333 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:58:16,333 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:58:16,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 00:58:16,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:58:16,543 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:58:16,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:58:16,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1275376956, now seen corresponding path program 1 times [2022-07-14 00:58:16,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:58:16,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509621372] [2022-07-14 00:58:16,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:58:16,545 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:58:16,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:58:16,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:58:16,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 00:58:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:58:16,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-14 00:58:16,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:58:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-14 00:58:16,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:58:16,797 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:58:16,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509621372] [2022-07-14 00:58:16,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509621372] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:58:16,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:58:16,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 00:58:16,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024306334] [2022-07-14 00:58:16,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:58:16,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 00:58:16,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:58:16,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 00:58:16,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 00:58:16,800 INFO L87 Difference]: Start difference. First operand 136 states and 169 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-14 00:58:16,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:58:16,912 INFO L93 Difference]: Finished difference Result 277 states and 344 transitions. [2022-07-14 00:58:16,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 00:58:16,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 48 [2022-07-14 00:58:16,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:58:16,916 INFO L225 Difference]: With dead ends: 277 [2022-07-14 00:58:16,917 INFO L226 Difference]: Without dead ends: 144 [2022-07-14 00:58:16,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 00:58:16,920 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 10 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 00:58:16,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 437 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 00:58:16,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2022-07-14 00:58:16,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 139. [2022-07-14 00:58:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 107 states have (on average 1.205607476635514) internal successors, (129), 107 states have internal predecessors, (129), 22 states have call successors, (22), 10 states have call predecessors, (22), 9 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-07-14 00:58:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 172 transitions. [2022-07-14 00:58:16,938 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 172 transitions. Word has length 48 [2022-07-14 00:58:16,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:58:16,939 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 172 transitions. [2022-07-14 00:58:16,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-14 00:58:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 172 transitions. [2022-07-14 00:58:16,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-07-14 00:58:16,943 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:58:16,943 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:58:16,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 00:58:17,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:58:17,155 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:58:17,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:58:17,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1218118654, now seen corresponding path program 1 times [2022-07-14 00:58:17,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:58:17,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189935873] [2022-07-14 00:58:17,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:58:17,157 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:58:17,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:58:17,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:58:17,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 00:58:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:58:17,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 00:58:17,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:58:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-14 00:58:17,413 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:58:17,413 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:58:17,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189935873] [2022-07-14 00:58:17,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1189935873] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:58:17,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:58:17,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 00:58:17,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189007217] [2022-07-14 00:58:17,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:58:17,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 00:58:17,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:58:17,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 00:58:17,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:58:17,416 INFO L87 Difference]: Start difference. First operand 139 states and 172 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-14 00:58:17,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:58:17,436 INFO L93 Difference]: Finished difference Result 139 states and 172 transitions. [2022-07-14 00:58:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 00:58:17,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 48 [2022-07-14 00:58:17,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:58:17,437 INFO L225 Difference]: With dead ends: 139 [2022-07-14 00:58:17,437 INFO L226 Difference]: Without dead ends: 0 [2022-07-14 00:58:17,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:58:17,439 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 113 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 00:58:17,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 00:58:17,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-14 00:58:17,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-14 00:58:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 00:58:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 00:58:17,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2022-07-14 00:58:17,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:58:17,444 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 00:58:17,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-14 00:58:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-14 00:58:17,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-14 00:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-14 00:58:17,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 00:58:17,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:58:17,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-14 00:58:17,954 INFO L899 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2022-07-14 00:58:17,954 INFO L902 garLoopResultBuilder]: At program point iounmapENTRY(lines 3207 3209) the Hoare annotation is: true [2022-07-14 00:58:17,954 INFO L899 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3085 3091) the Hoare annotation is: true [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2846 2852) the Hoare annotation is: true [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L899 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2022-07-14 00:58:17,955 INFO L902 garLoopResultBuilder]: At program point do_map_probeENTRY(lines 3201 3203) the Hoare annotation is: true [2022-07-14 00:58:17,955 INFO L902 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L902 garLoopResultBuilder]: At program point inlENTRY(lines 2761 2768) the Hoare annotation is: true [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2774 2776) the Hoare annotation is: true [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L902 garLoopResultBuilder]: At program point outlENTRY(lines 2754 2760) the Hoare annotation is: true [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2022-07-14 00:58:17,956 INFO L899 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2777 2793) the Hoare annotation is: true [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L902 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L902 garLoopResultBuilder]: At program point L3248(line 3248) the Hoare annotation is: true [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L902 garLoopResultBuilder]: At program point pci_get_deviceENTRY(lines 3247 3249) the Hoare annotation is: true [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L902 garLoopResultBuilder]: At program point pci_dev_putENTRY(lines 3244 3246) the Hoare annotation is: true [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2022-07-14 00:58:17,957 INFO L899 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L899 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L902 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2022-07-14 00:58:17,958 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L895 garLoopResultBuilder]: At program point L2877(lines 2871 2879) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,958 INFO L899 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L899 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L895 garLoopResultBuilder]: At program point L2895(lines 2889 2897) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,958 INFO L895 garLoopResultBuilder]: At program point L3242(lines 3241 3243) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,958 INFO L899 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2022-07-14 00:58:17,958 INFO L895 garLoopResultBuilder]: At program point L3077(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,958 INFO L895 garLoopResultBuilder]: At program point L3226(lines 3225 3227) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,959 INFO L895 garLoopResultBuilder]: At program point L3061(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L895 garLoopResultBuilder]: At program point L2979(line 2979) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L895 garLoopResultBuilder]: At program point L2930(line 2930) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,959 INFO L895 garLoopResultBuilder]: At program point L2963(line 2963) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,959 INFO L899 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2022-07-14 00:58:17,959 INFO L895 garLoopResultBuilder]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,960 INFO L899 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L899 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L2931(line 2931) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L3014(lines 2942 3016) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2022-07-14 00:58:17,960 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L3196(lines 3195 3197) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L2734(lines 2730 2736) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L902 garLoopResultBuilder]: At program point L3081(lines 3029 3083) the Hoare annotation is: true [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,960 INFO L895 garLoopResultBuilder]: At program point L2982-1(line 2982) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L3230(lines 3229 3231) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L2751(lines 2746 2753) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L3214(lines 3213 3215) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,961 INFO L899 garLoopResultBuilder]: For program point L2983(line 2983) no Hoare annotation was computed. [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L3000(line 3000) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L899 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L2868(lines 2862 2870) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L899 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L2951(line 2951) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L895 garLoopResultBuilder]: At program point L3199(lines 3198 3200) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L895 garLoopResultBuilder]: At program point L2952(line 2952) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L895 garLoopResultBuilder]: At program point L2985(line 2985) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,962 INFO L895 garLoopResultBuilder]: At program point L2886(lines 2880 2888) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2022-07-14 00:58:17,962 INFO L902 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2022-07-14 00:58:17,962 INFO L895 garLoopResultBuilder]: At program point L2936(lines 2911 2938) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,962 INFO L899 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2022-07-14 00:58:17,963 INFO L899 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2022-07-14 00:58:17,963 INFO L899 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2022-07-14 00:58:17,963 INFO L895 garLoopResultBuilder]: At program point L2953(line 2953) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,963 INFO L895 garLoopResultBuilder]: At program point L3234(lines 3233 3235) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,967 INFO L899 garLoopResultBuilder]: For program point L2970(lines 2970 2990) no Hoare annotation was computed. [2022-07-14 00:58:17,968 INFO L899 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2022-07-14 00:58:17,968 INFO L895 garLoopResultBuilder]: At program point L3003(line 3003) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,968 INFO L899 garLoopResultBuilder]: For program point L2970-2(lines 2970 2990) no Hoare annotation was computed. [2022-07-14 00:58:17,968 INFO L895 garLoopResultBuilder]: At program point L3218(lines 3217 3219) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,968 INFO L899 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2022-07-14 00:58:17,968 INFO L899 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2022-07-14 00:58:17,969 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-14 00:58:17,969 INFO L902 garLoopResultBuilder]: At program point L3187-1(lines 3184 3193) the Hoare annotation is: true [2022-07-14 00:58:17,969 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2022-07-14 00:58:17,969 INFO L895 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,969 INFO L899 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2022-07-14 00:58:17,969 INFO L895 garLoopResultBuilder]: At program point L2956(line 2956) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,970 INFO L899 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2022-07-14 00:58:17,970 INFO L899 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2022-07-14 00:58:17,970 INFO L899 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2022-07-14 00:58:17,970 INFO L899 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2022-07-14 00:58:17,970 INFO L895 garLoopResultBuilder]: At program point L2923(line 2923) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,970 INFO L899 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2022-07-14 00:58:17,971 INFO L895 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2022-07-14 00:58:17,971 INFO L895 garLoopResultBuilder]: At program point L3023(lines 3017 3025) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,972 INFO L895 garLoopResultBuilder]: At program point L2924(line 2924) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,972 INFO L899 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2022-07-14 00:58:17,972 INFO L895 garLoopResultBuilder]: At program point L3238(lines 3237 3239) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,972 INFO L899 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2022-07-14 00:58:17,982 INFO L895 garLoopResultBuilder]: At program point L3205(line 3205) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,983 INFO L895 garLoopResultBuilder]: At program point L3205-2(lines 3204 3206) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,983 INFO L899 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2022-07-14 00:58:17,983 INFO L895 garLoopResultBuilder]: At program point L3222(lines 3221 3223) the Hoare annotation is: (= ~ldv_module_refcounter~0 (_ bv1 32)) [2022-07-14 00:58:17,984 INFO L895 garLoopResultBuilder]: At program point L3255(lines 3254 3256) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,984 INFO L895 garLoopResultBuilder]: At program point L2743(lines 2739 2745) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,984 INFO L895 garLoopResultBuilder]: At program point L2727(lines 2724 2729) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_module_refcounter~0 (_ bv1 32))) [2022-07-14 00:58:17,984 INFO L899 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2022-07-14 00:58:17,987 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-07-14 00:58:17,989 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-14 00:58:18,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:58:18 BoogieIcfgContainer [2022-07-14 00:58:18,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-14 00:58:18,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 00:58:18,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 00:58:18,017 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 00:58:18,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:58:15" (3/4) ... [2022-07-14 00:58:18,020 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-14 00:58:18,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2022-07-14 00:58:18,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-14 00:58:18,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2022-07-14 00:58:18,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-14 00:58:18,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2022-07-14 00:58:18,029 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2022-07-14 00:58:18,029 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2022-07-14 00:58:18,029 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-14 00:58:18,029 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-14 00:58:18,030 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2022-07-14 00:58:18,045 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2022-07-14 00:58:18,046 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-07-14 00:58:18,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-07-14 00:58:18,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 00:58:18,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 00:58:18,127 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-14 00:58:18,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 00:58:18,128 INFO L158 Benchmark]: Toolchain (without parser) took 5584.02ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 27.0MB in the beginning and 56.8MB in the end (delta: -29.8MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,129 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory was 36.2MB in the beginning and 36.2MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 00:58:18,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.24ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.8MB in the beginning and 33.0MB in the end (delta: -6.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.64ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 28.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,129 INFO L158 Benchmark]: Boogie Preprocessor took 57.14ms. Allocated memory is still 69.2MB. Free memory was 28.9MB in the beginning and 37.3MB in the end (delta: -8.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,130 INFO L158 Benchmark]: RCFGBuilder took 2170.50ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 37.3MB in the beginning and 58.1MB in the end (delta: -20.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,130 INFO L158 Benchmark]: TraceAbstraction took 2291.45ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 40.2MB in the end (delta: 17.4MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,130 INFO L158 Benchmark]: Witness Printer took 111.22ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 56.8MB in the end (delta: -16.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-07-14 00:58:18,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory was 36.2MB in the beginning and 36.2MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.24ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.8MB in the beginning and 33.0MB in the end (delta: -6.2MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.64ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 28.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.14ms. Allocated memory is still 69.2MB. Free memory was 28.9MB in the beginning and 37.3MB in the end (delta: -8.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2170.50ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 37.3MB in the beginning and 58.1MB in the end (delta: -20.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2291.45ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 40.2MB in the end (delta: 17.4MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Witness Printer took 111.22ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 56.8MB in the end (delta: -16.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3089]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 131 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 257 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 257 mSDsluCounter, 779 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 322 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 457 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=2, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 142 PreInvPairs, 193 NumberOfFragments, 298 HoareAnnotationTreeSize, 142 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 62 FomulaSimplificationsInter, 176 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 217 SizeOfPredicates, 1 NumberOfNonLiveVariables, 590 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 24/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3225]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2730]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2942]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3229]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2739]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3213]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3217]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3198]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3017]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3237]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2724]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2911]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1bv32 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_0 && ldv_module_refcounter == 1bv32 RESULT: Ultimate proved your program to be correct! [2022-07-14 00:58:18,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE